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Completed: 1, 2, 3, 4, 5.1, 6.1, 7, 8

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Crispy 2023-12-09 22:55:14 +01:00
parent 6344e9a504
commit 01116b01fe
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92
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first_digit last_digit t0 t1 t2 t3 t4 out0 out1 t7
>>
marker at t7
>>>> >>>+<<<< <<
, read first char into t1
[ main char loop (loop until zero/end)
move char to t0 and t4
[-<+>>>>+<<<]
goto t0
subtract 48=8x6 from char(t0) using t1 temporarily
++++ ++++[<------>-]<
move char to t1 and t2
[->+>+<<]
++++ ++++ ++ 10 in t0
subtract 10 from t1 and store the difference in t4
if t4 is not zero then this is a digit
[- loop on t0(10)
>- dec t1
assume t1 reached zero
move loop counter t0 to t3
<[->>>+<<<]>
[t1 still not zero
undo loop counter reset from t3
>>[-<<<+>>>]<<
>>> >>> goto t7 to escape
]
>>> >>> goto t7
-[+<-]+ go left until a cell with 1 (should be t7)
<<< <<< return to t1
return to t0 <
]
>>> goto t3
if t3 is 0 then the character was not a digit so return (it never got reset by the previous loop)
[ character is a digit (value is in t2)
[-] reset t3
<<<<
[-]reset last_digit
<
if first_digit is set
[
>>>> goto t2
move t2 to last_digit
[-<<<+>>>]
>>>>>> goto t8 to escape
]
>>>>>>>>> goto t7 or higher
-[+<-]+ go left until a cell with 1 ( t7)
<<<<< go back to t2
copy t2 to last_digit and first_digit x10
[-<<<+<++++ ++++ ++>>>>]
> goto t3
]
<<[-] reset t1
>>> goto t4
---- ---- -- subtract 10 (value of LF)
<+> mark t3 that LF is reached
if there is something here still then its not a newline
[
<-> cancel mark on t3
dump contents of t4 to exit this scope
[-]
]
<goto t3
[ LF is reached
[-] remove mark on t3
<<<< goto last_digit
combine digits into last_digit
<[->+<]>
add to output:
[while sum
-
>>>>>>>+ inc lower (second) byte
<+> do carry
[lower byte not zero so cancel the carry
<->
escape to t8
>>
]
>goto t7 or t9
-[+<-]+ go left until t7 (=1)
<<<<<<<< goto sum(last_digit)
]
>>>> goto t3
]
reset t2 and t1
<[-]<[-]
, next char
]

1000
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "day_01"
version = "0.1.0"

8
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[package]
name = "day_01"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

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#include <stdio.h>
int main() {
char c = 0;
unsigned int first_digit = 0;
unsigned int last_digit = 0;
unsigned int sum = 0;
while (c != EOF) {
c = getchar();
// putchar(c);
unsigned char possible_digit = c - 48;
if (possible_digit < 10) {
// printf("%d\n", possible_digit);
if (first_digit == 0) {
first_digit = possible_digit * 10;
}
last_digit = possible_digit;
} else if (c == 10) {
sum += first_digit + last_digit;
first_digit = 0;
last_digit = 0;
}
}
printf("%d", sum);
}

1000
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day_01/rustfmt.toml Normal file
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hard_tabs = true

80
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use std::fs;
fn main() {
// for _ in 0..1000 {
// a();
// }
a();
b();
}
fn a() {
/*
let data = include_str!("../1.txt");
let sum: i32 = data
.lines()
.map(|line| {
let nums: Vec<_> = line.chars().filter(|c| c.is_numeric()).collect();
let mut num = nums[0].to_string();
num.push(*nums.last().unwrap());
num.parse::<i32>().unwrap()
})
.sum();
println!("{sum:?}");
*/
let bytes = fs::read("input.txt").expect("input.txt not found");
let mut sum = 0;
let mut first_digit = 0;
let mut last_digit = 0;
for byte in bytes {
if byte <= b'9' && byte > b'0' {
let digit = byte - 48;
last_digit = digit;
if first_digit == 0 {
first_digit = digit * 10;
}
} else if byte == b'\n' {
sum += last_digit as u16;
sum += first_digit as u16;
last_digit = 0;
first_digit = 0;
}
}
println!("{sum}");
}
fn b() {
let data = include_str!("../1.txt");
let sum: i32 = data
.lines()
.map(|line| {
let mut digits = Vec::new();
for i in 0..line.len() {
let c = line.chars().nth(i).unwrap();
if c.is_numeric() {
digits.push(c);
} else {
for (digit, &text) in [
"one", "two", "three", "four", "five", "six", "seven", "eight", "nine",
]
.iter()
.enumerate()
.map(|(i, t)| ((i + 1).to_string().chars().next().unwrap(), t))
{
if line[i..].starts_with(text) {
digits.push(digit);
break;
}
}
}
}
let mut num = digits[0].to_string();
num.push(*digits.last().unwrap());
num.parse::<i32>().unwrap()
})
.sum();
println!("{sum:?}");
}

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Game 1: 10 green, 9 blue, 1 red; 1 red, 7 green; 11 green, 6 blue; 8 blue, 12 green
Game 2: 11 red, 7 green, 3 blue; 1 blue, 8 green, 5 red; 2 red, 12 green, 1 blue; 10 green, 5 blue, 7 red
Game 3: 2 red, 7 green, 1 blue; 1 blue, 8 red; 7 green, 19 red, 5 blue; 1 blue, 10 green, 18 red; 10 red, 6 blue, 4 green
Game 4: 2 blue, 5 green, 2 red; 7 red, 3 green; 3 blue, 2 red; 16 green, 2 blue
Game 5: 1 blue, 9 red; 5 blue, 9 green, 6 red; 8 red, 10 blue, 3 green; 3 red, 13 green, 4 blue; 5 green, 9 red, 6 blue; 4 green, 8 red, 7 blue
Game 6: 1 red, 2 green; 2 red, 1 blue; 5 red, 10 green, 2 blue; 1 blue, 2 green, 3 red; 1 red, 6 green
Game 7: 9 blue, 14 green, 5 red; 10 green, 8 blue, 2 red; 20 green, 1 red; 4 blue, 17 green, 4 red
Game 8: 16 blue, 16 green, 8 red; 16 blue, 6 red, 10 green; 13 blue, 8 green, 16 red; 10 red, 13 green, 13 blue
Game 9: 8 blue, 10 green, 4 red; 18 green, 14 blue, 12 red; 4 green, 10 blue, 17 red; 16 red, 6 blue, 5 green; 11 red, 9 blue; 16 green, 13 red, 7 blue
Game 10: 5 green, 2 red, 13 blue; 3 red, 2 green, 17 blue; 3 green, 12 blue, 15 red; 7 blue, 14 red; 3 red, 4 green, 17 blue
Game 11: 8 green, 10 blue, 15 red; 11 blue, 4 green, 3 red; 10 blue, 4 green, 5 red; 7 blue, 1 green, 4 red; 2 red, 9 blue; 18 red, 8 green, 2 blue
Game 12: 16 red, 10 green; 12 red, 8 blue, 3 green; 8 red, 10 green, 7 blue; 10 green, 12 red
Game 13: 5 green, 2 red; 13 blue, 4 green, 4 red; 8 blue, 4 green
Game 14: 9 green, 3 red, 1 blue; 1 blue, 3 red, 1 green; 6 green; 3 green, 5 red; 1 blue, 4 red
Game 15: 13 red, 2 blue, 7 green; 6 green, 4 red, 7 blue; 8 blue, 11 red, 4 green; 1 green, 7 blue, 10 red; 3 blue, 9 green, 6 red; 6 green, 11 red, 1 blue
Game 16: 1 red, 14 green; 4 green, 1 blue, 4 red; 3 red, 1 blue, 5 green; 5 red, 1 blue, 14 green; 1 blue, 1 red, 12 green; 6 red, 14 green, 1 blue
Game 17: 14 green, 14 red; 19 green, 3 blue, 10 red; 4 green, 10 red, 1 blue
Game 18: 9 green, 1 blue, 12 red; 1 green, 10 red; 1 blue, 3 red
Game 19: 6 blue, 3 red, 3 green; 12 blue; 11 red, 14 blue, 3 green; 14 blue, 13 red, 1 green; 5 blue, 9 red
Game 20: 10 blue, 11 green, 3 red; 2 red, 16 green; 6 blue, 16 green, 4 red; 14 green, 7 red, 1 blue; 5 red, 9 blue, 11 green
Game 21: 1 red; 4 red; 2 red, 2 green, 1 blue
Game 22: 11 green, 3 blue, 3 red; 12 blue, 6 green; 1 red, 5 blue, 1 green; 9 blue, 6 green; 10 green, 1 red, 8 blue
Game 23: 13 blue, 3 green; 3 red, 5 green, 6 blue; 2 red, 11 green, 9 blue
Game 24: 1 blue, 1 green; 1 blue; 1 red
Game 25: 7 red, 1 green, 14 blue; 17 blue, 4 red, 6 green; 7 blue, 5 red; 2 red, 6 green, 20 blue
Game 26: 10 green, 8 red, 11 blue; 13 green, 2 blue, 4 red; 1 blue, 6 green, 9 red
Game 27: 9 green, 1 blue, 6 red; 7 red, 14 green; 13 green, 2 red; 2 red, 13 green; 2 green, 7 red
Game 28: 10 red, 6 green; 7 green, 11 red, 1 blue; 8 red, 5 green; 10 green, 13 red; 17 red, 3 green
Game 29: 4 blue, 3 red, 13 green; 9 green, 2 red, 1 blue; 11 green, 5 blue, 2 red; 1 blue, 7 green, 2 red; 4 blue, 1 red, 12 green
Game 30: 6 blue, 1 green, 3 red; 1 green, 3 red, 1 blue; 6 green, 2 red, 2 blue
Game 31: 11 red; 5 red, 2 green; 3 green, 6 red, 1 blue; 1 green, 18 red; 2 green, 14 red
Game 32: 11 blue, 12 green, 11 red; 5 red, 14 blue, 5 green; 5 blue, 7 green, 18 red
Game 33: 8 blue, 4 green, 11 red; 14 blue, 11 red, 3 green; 3 green, 1 blue; 17 red, 2 green, 9 blue; 7 green, 7 blue, 3 red; 2 green, 3 red, 7 blue
Game 34: 1 blue, 17 green; 2 blue, 1 red, 10 green; 10 green, 1 red; 6 green, 1 red, 1 blue; 2 green, 2 blue, 1 red
Game 35: 1 blue, 5 red, 5 green; 4 blue, 3 green, 8 red; 5 green, 14 blue; 5 green, 4 blue, 14 red
Game 36: 13 green, 7 red, 2 blue; 2 red, 2 green; 1 red, 12 green; 7 green, 8 red
Game 37: 11 red, 4 green, 1 blue; 12 red, 3 green, 5 blue; 1 blue, 12 red, 1 green; 9 red, 10 green; 7 red, 2 blue, 5 green; 7 green, 1 red, 4 blue
Game 38: 14 red, 20 blue, 6 green; 14 red, 12 green, 13 blue; 10 green, 10 red, 9 blue; 9 green, 9 blue, 15 red
Game 39: 4 blue; 8 green, 7 blue; 12 green, 2 blue, 5 red; 2 blue, 3 green, 3 red; 5 red, 1 green, 1 blue; 6 red, 1 blue
Game 40: 7 green, 10 red, 3 blue; 2 blue, 1 red, 7 green; 2 red, 5 blue, 11 green; 4 blue, 12 red, 6 green; 13 green, 7 blue, 9 red; 14 blue, 7 green, 8 red
Game 41: 14 red, 17 blue, 3 green; 18 blue, 4 green, 17 red; 2 green, 17 red, 8 blue; 7 green, 13 blue, 6 red
Game 42: 1 blue, 16 green; 14 green; 17 blue, 4 green, 7 red; 6 red, 7 blue, 8 green
Game 43: 8 red, 15 blue; 8 red, 1 green, 11 blue; 17 blue, 3 red
Game 44: 10 red, 2 green, 11 blue; 8 green, 4 blue, 6 red; 6 green, 2 blue, 10 red; 1 blue, 12 red, 7 green
Game 45: 1 blue, 4 red, 4 green; 2 red, 5 green; 3 green, 6 blue, 1 red; 12 blue, 1 red, 2 green
Game 46: 2 blue; 1 red, 4 blue; 2 blue, 15 red; 3 blue, 4 green, 5 red; 4 green, 13 red; 1 blue, 3 green, 9 red
Game 47: 13 blue, 2 green, 2 red; 2 green, 12 blue, 3 red; 2 green, 1 blue
Game 48: 1 blue, 4 green, 11 red; 2 blue, 5 red, 8 green; 6 red
Game 49: 1 red, 10 green; 3 green, 8 blue, 5 red; 7 red, 5 green, 7 blue
Game 50: 12 blue, 5 green, 1 red; 7 blue, 2 red; 12 blue, 3 green; 16 blue; 1 blue, 3 green; 2 red, 14 blue, 11 green
Game 51: 6 blue, 15 red, 1 green; 15 red, 2 blue, 1 green; 12 red, 2 green
Game 52: 5 green, 11 blue, 5 red; 18 green, 4 red, 10 blue; 14 green, 8 blue, 8 red; 2 red, 9 green, 11 blue; 9 blue, 5 red, 10 green
Game 53: 1 red, 1 green; 2 green, 1 red, 2 blue; 2 green, 1 blue
Game 54: 4 blue, 3 red, 7 green; 4 blue, 13 green; 1 red, 2 green, 7 blue; 5 blue, 5 red, 17 green
Game 55: 8 red, 11 green, 11 blue; 1 green, 15 blue, 6 red; 7 red, 8 blue, 11 green; 2 green, 1 red, 11 blue; 11 blue, 3 red; 3 red, 7 blue, 10 green
Game 56: 13 blue, 3 green; 1 red, 1 green, 7 blue; 17 blue, 2 red; 3 blue, 4 green, 4 red
Game 57: 9 green, 11 blue, 12 red; 13 red, 6 green, 1 blue; 4 blue, 1 green, 14 red; 11 red, 6 blue, 3 green
Game 58: 7 green, 2 blue, 6 red; 1 red, 4 green; 1 blue, 8 green, 10 red
Game 59: 3 green, 11 red, 3 blue; 1 blue, 5 red, 8 green; 10 green, 9 red; 5 green, 5 red, 1 blue; 4 green, 8 blue; 13 green
Game 60: 2 blue, 11 green, 7 red; 5 red, 9 green, 2 blue; 3 blue, 2 red, 8 green; 6 red, 2 blue, 9 green; 5 red, 4 green, 2 blue; 6 red, 5 blue, 11 green
Game 61: 7 blue, 5 green, 8 red; 12 blue, 1 red, 11 green; 15 blue, 14 red, 15 green; 14 red, 7 blue, 6 green; 9 blue; 3 green, 10 blue, 11 red
Game 62: 8 red, 1 blue, 1 green; 2 red, 1 blue, 8 green; 11 blue, 15 red, 4 green; 1 red, 5 green, 2 blue; 15 green, 11 blue, 12 red
Game 63: 6 red, 3 green, 7 blue; 8 red, 2 green; 4 green, 3 red, 4 blue; 6 blue, 3 red, 10 green; 4 blue, 6 red, 9 green; 8 blue, 10 green, 5 red
Game 64: 1 blue, 9 red, 1 green; 17 red, 3 blue; 8 red, 2 green; 12 red, 8 blue
Game 65: 15 blue, 2 red; 1 green, 14 blue; 10 green, 1 red, 10 blue; 10 green, 1 red, 12 blue; 13 blue, 1 green
Game 66: 18 green, 3 red, 7 blue; 19 blue, 2 red; 5 red, 8 blue, 11 green; 1 red, 15 blue, 12 green; 13 blue, 6 green; 12 blue, 6 green
Game 67: 1 blue, 2 green, 6 red; 7 red, 5 blue; 9 red, 13 blue, 5 green; 4 green, 4 blue, 5 red; 11 blue, 7 red; 3 blue, 9 red
Game 68: 2 blue, 8 green, 16 red; 11 green, 13 blue; 6 red, 7 green, 1 blue; 4 green, 7 red, 8 blue
Game 69: 7 green, 3 blue, 5 red; 11 green, 4 blue; 1 red, 15 green, 10 blue; 8 green, 12 blue, 4 red
Game 70: 8 blue, 8 green; 4 blue, 1 red, 6 green; 1 green, 1 blue; 7 green, 4 blue
Game 71: 7 red, 13 blue, 4 green; 2 blue, 11 red, 9 green; 14 blue, 6 green, 2 red; 10 red, 6 blue, 10 green
Game 72: 1 blue, 9 green, 1 red; 4 blue, 6 green, 1 red; 1 red, 3 green, 3 blue; 10 green, 3 blue, 2 red; 3 blue, 1 red, 1 green; 3 green, 1 red, 3 blue
Game 73: 4 green, 15 red, 6 blue; 1 green, 12 red; 2 green, 16 red; 1 green, 12 red, 2 blue; 6 red, 4 green, 2 blue; 19 red, 3 blue, 2 green
Game 74: 14 green, 2 blue, 3 red; 13 green, 4 red; 3 green, 4 blue; 3 blue, 3 red; 2 red, 12 green; 3 blue, 3 green
Game 75: 13 red, 10 blue, 1 green; 14 blue, 9 red, 2 green; 8 blue; 1 green, 13 red, 11 blue
Game 76: 2 red, 8 blue, 12 green; 11 green, 2 red; 2 red, 2 blue, 10 green; 5 blue, 2 green; 3 red, 11 green, 8 blue
Game 77: 4 blue, 8 red, 14 green; 15 green, 12 red, 5 blue; 8 red, 5 green, 1 blue
Game 78: 8 red, 19 blue, 4 green; 18 blue, 2 red; 12 blue, 4 green, 8 red; 17 blue, 2 green, 9 red; 9 red, 10 blue, 1 green; 6 green, 9 blue, 1 red
Game 79: 1 blue, 11 red, 2 green; 2 red, 2 green, 6 blue; 11 red, 2 blue, 2 green; 11 red, 2 green, 4 blue
Game 80: 1 red, 9 blue; 1 red, 5 blue, 8 green; 5 green, 1 red, 4 blue; 2 green, 9 blue, 1 red; 7 blue, 1 green, 1 red
Game 81: 1 green, 1 blue, 7 red; 3 blue, 7 green, 6 red; 5 green; 3 blue; 3 red, 4 blue, 1 green; 5 red, 9 green
Game 82: 12 blue, 4 red, 4 green; 7 red, 4 blue; 3 green, 10 red, 3 blue; 6 blue, 13 red; 4 blue, 5 red, 1 green
Game 83: 1 red, 1 green, 18 blue; 20 blue, 16 red, 1 green; 17 blue, 12 red; 1 green, 9 blue, 7 red
Game 84: 6 blue, 7 green, 6 red; 6 red, 10 green, 1 blue; 5 red, 8 green; 13 green, 2 red, 7 blue
Game 85: 1 blue, 7 red, 11 green; 1 red; 8 red, 10 green, 4 blue; 4 red, 11 green, 1 blue; 1 blue, 6 green
Game 86: 9 green, 2 blue; 3 red, 1 green, 2 blue; 1 green, 5 blue, 9 red; 1 blue, 2 green; 9 red, 1 green, 4 blue
Game 87: 15 red, 1 green, 16 blue; 1 green, 6 red, 17 blue; 7 red, 1 green, 3 blue; 8 red, 3 blue, 1 green; 15 red, 1 green
Game 88: 7 green, 3 red, 10 blue; 8 blue, 8 red, 3 green; 18 green, 1 blue, 7 red; 8 red, 7 green, 10 blue
Game 89: 5 red, 16 blue; 7 blue; 5 blue, 4 red; 3 blue, 4 green, 6 red; 1 red, 2 green, 16 blue
Game 90: 19 blue, 5 green, 4 red; 2 green, 20 blue, 1 red; 18 blue
Game 91: 10 red, 11 blue, 1 green; 18 red, 12 blue; 11 blue, 10 red
Game 92: 3 green, 1 blue; 8 red, 5 green; 10 red, 3 green
Game 93: 5 green, 1 blue, 5 red; 1 blue, 2 red, 7 green; 2 green, 6 red, 1 blue; 7 green, 1 blue, 2 red; 6 red, 1 green
Game 94: 3 red, 6 blue, 2 green; 5 blue, 9 red; 11 blue, 5 red, 2 green; 2 green, 3 red, 14 blue; 5 red, 13 blue; 6 blue, 2 green, 8 red
Game 95: 4 red, 3 green, 17 blue; 1 red, 5 green, 4 blue; 15 blue, 11 green; 5 green, 1 red, 4 blue; 11 blue, 2 green, 17 red
Game 96: 3 red, 20 blue, 18 green; 1 red, 1 blue, 20 green; 18 blue, 4 green, 8 red
Game 97: 11 green; 7 red, 8 green, 2 blue; 4 green, 17 red; 4 green, 7 red; 14 green, 18 red, 2 blue
Game 98: 2 blue, 7 green, 1 red; 9 green, 10 red, 5 blue; 13 blue, 10 red, 8 green; 8 green, 11 red, 12 blue; 5 blue, 4 green, 2 red
Game 99: 2 blue, 13 green; 1 blue; 1 red, 2 blue, 2 green; 1 red, 1 blue
Game 100: 1 red, 14 green; 17 green, 12 red; 3 green, 7 red, 3 blue; 4 green, 13 red, 3 blue; 5 green, 11 red, 5 blue

7
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "day_02"
version = "0.1.0"

8
day_02/Cargo.toml Normal file
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[package]
name = "day_02"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

1
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hard_tabs = true

68
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struct Game {
id: u32,
red: u32,
green: u32,
blue: u32,
}
fn main() {
let data = include_str!("../2.txt");
let sum: u32 = data
.lines()
.map(|line| {
let (title, contents) = line.split_once(": ").unwrap();
let id = title.split_once(' ').unwrap().1.parse().unwrap();
let mut game = Game {
id,
red: 0,
green: 0,
blue: 0,
};
for hand in contents.split("; ") {
for t in hand.split(", ") {
let (count, col) = t.split_once(" ").unwrap();
let count = count.parse().unwrap();
match col {
"red" => game.red = game.red.max(count),
"green" => game.green = game.green.max(count),
"blue" => game.blue = game.blue.max(count),
_ => panic!(),
}
}
}
game
})
.filter(|game| game.red <= 12 && game.green <= 13 && game.blue <= 14)
.map(|game| game.id)
.sum();
println!("{sum}");
let sum: u32 = data
.lines()
.map(|line| {
let (title, contents) = line.split_once(": ").unwrap();
let id = title.split_once(' ').unwrap().1.parse().unwrap();
let mut game = Game {
id,
red: 0,
green: 0,
blue: 0,
};
for hand in contents.split("; ") {
for t in hand.split(", ") {
let (count, col) = t.split_once(" ").unwrap();
let count = count.parse().unwrap();
match col {
"red" => game.red = game.red.max(count),
"green" => game.green = game.green.max(count),
"blue" => game.blue = game.blue.max(count),
_ => panic!(),
}
}
}
game
})
.map(|game| game.red * game.blue * game.green)
.sum();
println!("{sum}");
}

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311...672...34...391.....591......828.......................738....................223....803..472..................................714.840.
.......*...........*.....*...........*........631%...703.......*..12....652.................*.$............368.769*148.................*....
....411...........2....837.121........511.745...........*.48.422.@.........@.............311........887......*................457........595
........*328...............&..........................144.*...................138............48.......*......682.........@...*.......777....
.....144.....+........170...................207............813..../.&....139..*.....346........*..147..143.+.....78....536..79........*.....
...........828...559.................181...%..........613.......10...928...*...993.+.........758.*.........471...#../...............573.....
....................*164...132..........*........=.......*.................47.........186.........313..............411......................
...............342............+..823.....533....519.....899...310................@........325...........15....................407.....#.....
515......916......*.@...........*.............................*......961.........827......*.......=.........567....=238...874*.......420....
...=.......*...207...882......719....455.973...................369...*.....*913........978...%..720..........-..............................
........306................................................182.....534......................229........744.........+.....=..........918.....
303...........745...........361..............223..243.129.....=.................830.....%.................%......493....106............&....
.................*209..17.........494.910................*90....496.....709......&....896...................................................
....%..562............*.....@...........*..528.......321...........*673......................887..%231...............700..............116...
.988..=....944...596........806...24..519./..........*......../...............146...........*...................554..*......................
..........$.......................................822...621..771..151.504.......*.628*343..34...+.&..............*..329.303..641..678..+....
........................361.....347*524..538...........*.........*.....-......790.............933..724......699...........*....*........262.
.716..517...+..........*................*......955$..544.....238..593.....399.......#..=...................*...........241.....930..........
...%.+.......744....550..........#131....964.............234..*.............*.....856..809..450....%....332.....419..................389....
........264...............798......................816....%....228.......501..224........../.......645.............*499.....*.......*.......
.......*.......939........*.....@..............795*..............................*........................789................907.....647....
.....612..........*.612..291..592........#.................567...................391.........................*....387............64.........
................24.....*.................814......=........$......./....346................444............833....*..........845...*.........
...........303.........605..326.....108.......%..56..842=.....*....387...*..478-..272=....*..........#........778.....299=..@...722.........
......484=..=.....753..........$......+.....449...............559.......144.............695.........675..................................253
...-...............*.........*................................................................987.......200......*......445.......124...*...
....825............603....544.634........................432...=875...738...............731..*.............&..488.363..*.....663.........876
........755.................................#............-............/.............*....*....470..314.145..............277...@.....234-....
....323.........221..............892...284..473.....44......342.622.........707....413...984..........*....../..............................
..............$....*..............*...&........................*.......351%...*.............................226..........155....973+........
...............177.991..........268.............532=......./.....277........183......*935.........917....*........825.....-.................
.....+.%................#...413........304...............384....*.................748........./....*...955.......#...........885.970........
...44...627..........368.../...........=.........................314..293...................102..108............................*...........
......=.........................=........733..433...128..............*.......889...........................661.........-358...$....281......
.....35..........$...........834.../699...../.-......................461.......-........*...................*..................374....=.#412
............763..201..$............................392........341........96......723.340.........327.736...1..$897.....471..................
.....*512..*.........221.............125$....257.....@.....................*.277.*................*...*................................@....
..301......694..............54.............../.........611...............596.../..100.......164.801....596..490....&361.........415....412..
..................243...927*.........29*293........645*.......862*2...........................=............*.....................*..$.......
............$......&.........655.906...........500....................125.613..844.........@......435......984....725-..531.....711..79.....
...817...450.....................*........431...%........................*..........957.....739..*.....................*....................
.....#........237......122.66.942............*.........548..................506.435...............73.883............644...101...............
.863.............*......&..*..................98..283........532......750..............*........#.......+....594*...........................
....*.........451.........623.....*....*...........&............%..50*.......44.....123......951.................62.943......365...995......
.639..............827.265......132..354.127...........350....................*..........................11..........*....%...*..............
........41..#175....@...*..*.....................+......*..247.353...#.....44.....912-......757...............144..481.693.271.........993..
.........*.............993.707...857*...........375.....90...@...*..386.......403.............*..................*..............208....=....
.......343.437....391..........&.....117....637.....345.........43.......*662..@...........908.........956.......908.............&..........
389.............&...........670.............$...42.....*...=..........564................................%...............+..................
...*............435....*.............913..............574..149.......................962....................953...77..641....514............
....448.....783.....892..381.....593.*.........................403*149................%..863*954....373-..+........*...........*.+...663....
906........................#......*...922.........950......................993...3.........................379....450.......877..804.#......
...............768.......*......-.198.........160*............820......382...*......169.........*555..257...................................
260..............*.....68.....281.......871...................*...980......875.......*.......169........*.............531......@............
....*......@.....587...................#......48..251..316@...848..................303................931..132..............790.............
.....205...572................696........&.....@.....@............709..611.............=.......270........*....165......783.......790.......
......................965.........709..826....................882*......%..775.........391....*......985.5........*179.....*47.......&......
.....451............@................#..................804..................$..161...........837..............*................$904....176.
720.................70..........899.....868..............=.......357.252.......*..................707.......898.139.....704............*....
....................................307*....510..................*.....*.......17..501.............*................@....*..........855.....
.............745............451................*..689..980..@670.594.716..........*.................565......595..622.....793...............
.....890......$...73...422...*...977&.......324..%.......@................29.......945....*.............298-..................#.........#642
........*........*....%......................................$645......-...*...150.....434.259..609*560....../............266..524..../.....
.....203..........133.....596.619.................*...............676.107..811...*...........................115...........*.........178....
............................=..*...............157.682.......262..*............196......$..........707................14..386...............
.........871............605....721...........................*...867.................685..866.......*.............602...............628.....
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.........834..............................@...........708...........................87....298..*471.....$.....463...........................
............+...739..........701........................................779................=.........265..642...............................
......504..........*...............871*314....127..36..639.196..48..................96......../785.........*..854=.....607=...542...........
...73............254.591.........................*..$.....*......*.........35......*...@................150...................-........340..
........224............/....*214...=..........949..............455.........*.......377.88....................823......582.............*.....
.......*.......643.......901........191..267.......293...................194..266.................987.......*........&....+.........545.....
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...966.....67.......................19.934......224..........#....................................................693............*.....525..
....*.........188.....904......*..............................210....*958.........811...............574....965................288..20.$.....
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...............399*126.....*.......*...379..729.+........245.........893....-..866.....101.299..........8.544........784....................
954......................63.501.529........-.......695/.................................*..........320....................211.55...533......
............457..........................=.......................375#..........961*......720......*...............542........*.....+...327..
........396...*.476.774.680.189@.438......669............936.......................195.......405.926.213.....254.....*.................*....
...-.......-.......*.....&...........$........22....732.*.......$121.200...............-.......*........*.............522.825..77...........
....272..............#............925.....378*......&....53.............*....605.....329.116..501..=.765......537.680......*..*.........#...
817........109....209...........................690...................573...&............/........48...........*.....*..169...581.......537.
...=..747.............171.70.........990........*..............529.............482.....................383......531.53.............#211.....
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.....906...*....810...966....*.....*.....................*.......616........327-.....*...............................80.655.................
323......459......@.........185.....894..891..........254.................................938.........262........602*.......................
.............110.........................$......*55..........155..................248*600.....66........*...............*......75..880......
.....459...........928...............................*900.....@.....27............................526....434.402.....840.816.......*........
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....*..........467................462..321....296*211.*........283......488...........%......796......774.............%.......+.200.87......
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......377.......+.....290...221..768.....*....&....&................*.................556..............132.............*....................
......................+.............*152.448............903.....339.....=.......709............991.......*.............865..................
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.......$........%..560..*...873..739..#........368.991......*.....*.....27..........951..............864.........206...*...878..............
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......................................158*....*........737.........%....399....*..................#47....100................574...#333......
..........56............822..................665............................563..383........................................................

7
day_03/Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "day_03"
version = "0.1.0"

8
day_03/Cargo.toml Normal file
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[package]
name = "day_03"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

1191
day_03/out.txt Normal file
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File diff suppressed because it is too large Load diff

1
day_03/rustfmt.toml Normal file
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hard_tabs = true

80
day_03/src/main.rs Normal file
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use std::collections::HashMap;
fn main() {
let data: Vec<&str> = include_str!("../3.txt").lines().collect();
let width = data[0].len();
let mut engine_parts: Vec<u32> = Vec::new();
let mut gears: HashMap<(usize, usize), Vec<u32>> = HashMap::new();
for row in 0..data.len() {
let mut part_number = String::new();
let mut adjacent_gear_positions = Vec::new();
let mut is_adjacent = false;
for col in 0..width {
let char = data[row].chars().nth(col).unwrap();
if char.is_numeric() {
part_number.push(char);
for y in -1..=1isize {
let row = row as isize + y;
if row < 0 || row == data.len() as isize {
continue;
}
let row = row as usize;
for x in -1..=1isize {
let col = col as isize + x;
if col < 0 || col >= width as isize {
continue;
}
let col = col as usize;
let char = data[row].chars().nth(col).unwrap();
if !char.is_numeric() && char != '.' {
is_adjacent = true;
}
if char == '*' {
adjacent_gear_positions.push((row, col));
}
}
}
} else if !part_number.is_empty() {
let part_number_u32 = part_number.parse().unwrap();
if is_adjacent {
engine_parts.push(part_number_u32);
}
adjacent_gear_positions.sort();
adjacent_gear_positions.dedup();
for pos in &adjacent_gear_positions {
if let Some(gear) = gears.get_mut(pos) {
gear.push(part_number_u32);
} else {
gears.insert(pos.clone(), vec![part_number_u32]);
}
}
adjacent_gear_positions.clear();
is_adjacent = false;
part_number.clear();
}
}
if !part_number.is_empty() && is_adjacent {
let part_number_u32 = part_number.parse().unwrap();
engine_parts.push(part_number_u32);
adjacent_gear_positions.sort();
adjacent_gear_positions.dedup();
for pos in &adjacent_gear_positions {
if let Some(gear) = gears.get_mut(pos) {
gear.push(part_number_u32);
} else {
gears.insert(pos.clone(), vec![part_number_u32]);
}
}
}
}
println!("{}", engine_parts.iter().sum::<u32>());
let gear_sum: u32 = gears
.values()
.filter(|v| v.len() == 2)
.map(|v| v[0] * v[1])
.sum();
println!("{}", gear_sum);
}

7
day_04/Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "day_04"
version = "0.1.0"

8
day_04/Cargo.toml Normal file
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[package]
name = "day_04"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

198
day_04/input.txt Normal file
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Card 1: 59 65 20 66 55 92 43 23 98 70 | 99 81 56 30 88 55 57 11 90 45 53 28 33 20 84 54 24 64 74 98 36 77 61 82 69
Card 2: 62 76 53 69 70 72 81 1 67 78 | 62 24 60 72 67 76 25 46 40 26 28 57 69 70 78 79 81 1 11 15 30 63 68 37 53
Card 3: 87 81 7 92 88 66 58 22 13 59 | 42 18 31 11 17 62 46 52 22 48 83 99 93 2 26 28 88 4 56 20 25 43 82 89 44
Card 4: 13 92 15 50 49 10 58 44 84 81 | 69 16 2 58 27 49 67 31 47 53 35 89 75 20 96 44 50 92 3 98 15 81 84 13 10
Card 5: 49 18 23 93 19 52 76 15 86 72 | 18 62 86 49 93 52 43 22 23 35 76 25 79 31 15 10 32 47 72 98 19 71 81 13 39
Card 6: 49 22 40 83 92 30 16 96 80 93 | 30 5 93 66 49 10 83 55 22 6 40 43 80 84 29 74 34 16 39 31 92 56 96 68 65
Card 7: 68 50 47 21 2 34 5 44 70 93 | 5 2 37 83 13 25 82 44 90 34 22 16 14 52 50 68 77 75 70 21 31 64 93 47 88
Card 8: 93 39 80 58 10 50 47 81 20 4 | 30 4 55 36 68 39 90 20 81 7 58 93 13 47 85 10 8 96 11 80 99 91 50 72 51
Card 9: 55 66 20 93 39 53 81 60 33 17 | 67 25 55 24 81 58 66 17 78 60 64 50 39 53 87 56 91 93 77 41 20 84 40 33 22
Card 10: 74 97 78 99 48 33 36 30 3 8 | 72 2 22 8 12 74 50 73 33 99 60 3 30 91 36 41 97 42 9 54 79 17 78 88 48
Card 11: 97 39 21 1 30 81 76 74 31 60 | 97 99 93 74 31 86 76 62 90 63 21 40 81 18 52 39 13 22 1 30 8 45 60 34 80
Card 12: 70 54 10 42 49 22 81 27 60 59 | 96 27 61 93 54 90 62 20 55 65 84 29 73 14 89 70 1 63 68 32 22 3 10 11 18
Card 13: 84 3 12 29 13 94 90 70 57 10 | 75 3 65 70 19 27 13 34 89 57 2 73 91 4 29 92 37 94 60 36 10 51 85 6 71
Card 14: 25 10 50 56 96 33 68 35 72 7 | 90 92 65 48 5 70 28 82 19 11 58 74 27 30 18 39 67 76 37 83 29 9 32 17 80
Card 15: 66 90 2 45 3 63 57 42 61 93 | 67 83 63 65 66 34 62 42 36 29 76 12 40 26 90 41 61 11 98 5 70 1 94 74 51
Card 16: 44 98 35 36 23 76 81 5 72 78 | 98 94 44 46 53 43 93 5 2 38 51 78 33 23 57 26 66 12 62 72 31 9 82 14 13
Card 17: 93 36 58 8 28 57 87 97 88 81 | 27 32 25 58 85 50 75 99 71 37 62 60 40 33 84 54 34 87 10 29 80 23 20 9 91
Card 18: 64 32 84 80 83 31 23 99 81 56 | 76 39 61 86 38 50 94 49 96 31 48 53 17 72 93 64 40 69 99 5 42 79 51 97 56
Card 19: 27 23 17 51 94 96 72 68 43 10 | 69 89 70 51 44 2 64 56 63 26 84 25 19 15 20 83 62 32 34 79 45 98 23 61 58
Card 20: 70 40 1 24 63 54 96 62 34 56 | 65 8 46 27 55 75 34 67 11 61 21 78 83 12 19 13 30 25 23 60 86 7 38 44 92
Card 21: 24 58 77 6 27 92 73 80 7 96 | 84 17 30 12 31 44 5 11 41 2 13 47 78 4 33 90 54 65 37 43 3 15 69 8 59
Card 22: 79 81 85 60 75 16 88 59 24 86 | 79 56 63 44 77 67 1 41 99 74 96 54 42 61 5 78 33 72 55 18 89 80 45 98 26
Card 23: 71 77 83 98 79 55 27 21 51 52 | 90 58 10 92 49 8 1 81 50 23 2 56 44 12 66 94 4 30 39 73 24 40 76 45 48
Card 24: 57 80 11 9 2 58 63 32 40 7 | 57 88 85 21 66 49 43 41 60 9 2 56 11 73 71 18 58 93 91 40 32 26 80 7 63
Card 25: 62 27 80 53 26 18 29 45 20 54 | 98 41 18 68 16 8 53 45 20 62 24 27 2 21 54 91 28 96 49 43 83 29 26 52 80
Card 26: 12 28 80 33 11 8 22 72 67 89 | 49 63 58 85 89 74 11 76 44 28 95 80 36 37 30 93 6 22 19 39 38 33 54 46 43
Card 27: 81 97 60 5 6 99 30 57 93 56 | 81 70 11 6 5 57 10 56 71 50 75 42 47 30 76 91 69 36 78 74 64 93 79 97 28
Card 28: 45 69 22 27 23 82 9 26 76 74 | 72 76 82 7 50 5 95 23 8 85 86 58 24 9 22 83 67 60 64 27 84 74 69 6 56
Card 29: 47 94 41 38 46 62 59 79 51 37 | 15 6 70 38 80 68 47 41 62 77 59 60 79 1 34 94 51 46 89 40 31 45 39 99 37
Card 30: 96 54 53 74 94 48 6 44 43 60 | 77 57 79 33 44 22 75 58 91 61 21 19 43 98 27 72 69 45 53 68 71 66 81 78 12
Card 31: 77 25 43 56 86 4 83 21 68 96 | 6 63 95 38 42 85 34 28 79 33 41 46 53 1 89 32 36 69 17 40 5 73 70 47 99
Card 32: 90 94 89 27 1 35 37 71 81 8 | 11 98 10 66 38 2 19 82 96 39 18 85 81 15 29 36 40 13 41 23 31 5 57 92 47
Card 33: 15 21 67 53 94 33 4 78 1 59 | 15 9 38 96 4 53 59 88 33 43 94 98 20 99 74 31 92 14 67 12 78 69 1 21 24
Card 34: 75 13 40 22 38 5 19 92 7 86 | 33 48 75 10 12 18 87 1 27 4 73 38 68 55 89 70 56 95 19 7 28 24 83 41 65
Card 35: 83 78 71 74 36 43 73 99 12 97 | 75 89 50 5 45 62 27 60 1 6 77 92 98 64 67 24 78 65 47 21 22 10 17 13 81
Card 36: 49 64 75 48 9 20 84 70 2 93 | 61 73 81 7 50 30 96 9 63 52 60 64 43 95 88 80 70 48 78 22 42 27 49 13 36
Card 37: 6 56 20 52 80 39 74 8 90 58 | 23 86 2 35 59 57 96 4 45 72 42 79 36 75 19 87 91 85 28 78 89 95 73 20 50
Card 38: 52 66 11 27 86 83 50 12 22 1 | 61 62 84 2 38 7 54 11 37 35 36 53 25 14 89 44 20 46 48 96 31 40 52 99 5
Card 39: 97 83 47 76 84 38 49 90 96 39 | 11 15 23 58 76 8 27 5 77 69 32 33 50 93 84 63 56 91 44 28 97 66 90 36 34
Card 40: 9 86 62 58 26 18 7 63 10 71 | 31 72 89 84 64 35 36 30 57 41 39 55 17 73 10 53 85 8 90 45 86 34 67 98 95
Card 41: 81 53 98 24 12 23 78 70 39 21 | 56 30 17 13 80 10 64 8 63 39 43 26 34 84 94 95 89 86 44 67 75 38 54 22 41
Card 42: 71 84 63 31 83 15 72 14 11 23 | 7 82 98 53 16 48 20 15 59 14 78 54 28 57 51 64 13 4 86 5 85 96 46 36 44
Card 43: 21 1 30 7 34 33 91 51 6 85 | 22 69 36 8 80 52 78 63 65 82 84 15 66 92 16 46 54 50 1 44 14 81 39 72 53
Card 44: 21 84 95 43 66 57 10 91 29 62 | 23 33 60 56 98 31 24 13 20 81 76 85 16 34 39 35 65 2 4 47 70 86 19 53 78
Card 45: 20 32 12 19 46 65 44 52 33 74 | 28 67 88 4 58 17 92 94 93 41 50 83 43 76 23 21 81 64 95 24 1 72 22 89 91
Card 46: 62 97 17 77 10 29 60 6 44 59 | 44 8 67 97 7 63 10 6 29 31 2 5 60 24 26 49 68 35 13 93 69 46 20 79 99
Card 47: 27 31 55 71 32 65 23 22 37 4 | 67 86 82 13 81 54 18 19 39 96 49 42 48 98 84 28 79 59 12 11 3 76 43 71 45
Card 48: 27 66 28 93 98 49 11 2 63 43 | 25 10 32 5 43 38 22 46 39 66 31 26 9 2 53 28 42 93 47 71 44 99 27 73 49
Card 49: 10 64 3 84 65 4 23 29 34 19 | 4 74 11 24 48 71 75 55 57 18 85 29 62 14 33 15 72 77 87 91 78 54 63 50 10
Card 50: 82 71 91 44 67 46 26 16 61 59 | 81 87 51 41 66 9 49 37 25 89 3 62 94 45 6 74 2 92 95 73 84 76 5 65 58
Card 51: 10 80 36 32 51 71 75 49 2 59 | 53 38 2 8 50 59 51 44 45 70 71 62 14 63 84 10 29 57 27 73 31 32 20 19 35
Card 52: 14 21 16 25 82 13 43 97 3 93 | 76 11 94 95 42 69 74 84 2 26 54 73 89 60 70 8 36 97 52 78 48 27 47 87 59
Card 53: 63 42 80 34 18 35 46 99 20 59 | 21 87 89 91 30 2 72 47 16 88 99 29 23 10 26 85 33 7 5 11 32 36 67 97 95
Card 54: 90 8 74 3 37 20 95 71 15 91 | 82 49 24 81 88 83 26 8 53 14 9 31 47 19 77 3 39 50 92 40 67 44 99 28 78
Card 55: 14 52 73 59 50 20 90 38 64 60 | 98 19 89 64 83 57 24 61 78 74 27 76 8 99 34 2 97 96 48 21 6 80 25 23 29
Card 56: 5 24 44 83 93 8 62 68 90 13 | 95 75 22 93 73 36 66 34 71 53 2 40 43 44 78 98 29 8 16 14 25 37 67 92 86
Card 57: 19 71 75 82 77 98 84 88 20 68 | 27 81 80 28 14 31 99 94 68 95 3 29 66 13 25 63 56 89 88 43 55 79 97 39 45
Card 58: 63 82 14 86 21 92 23 32 57 61 | 95 58 35 5 83 90 64 51 17 91 73 3 87 77 68 38 1 45 18 49 70 65 98 88 56
Card 59: 53 72 75 5 80 31 77 56 88 34 | 61 35 83 32 54 55 36 95 1 58 63 40 76 51 94 26 92 87 65 45 27 30 79 20 57
Card 60: 63 72 19 80 20 73 12 48 88 55 | 63 13 5 20 73 56 49 80 59 85 55 31 33 28 47 97 65 12 58 7 19 30 48 72 17
Card 61: 90 14 63 83 11 56 8 98 31 96 | 72 47 43 11 14 88 94 60 8 74 62 56 96 10 90 42 52 31 63 1 98 57 23 51 83
Card 62: 60 10 96 25 46 70 74 91 97 45 | 78 89 87 7 45 33 25 92 70 5 99 15 71 74 48 4 97 41 46 31 91 85 76 10 96
Card 63: 66 17 29 74 18 8 51 88 54 5 | 52 14 15 8 45 97 91 22 66 11 54 25 55 42 65 77 32 29 51 4 46 93 80 23 28
Card 64: 23 77 44 6 97 42 49 47 58 54 | 77 97 6 27 54 1 25 38 64 41 44 82 33 70 58 55 84 47 45 7 23 19 42 49 61
Card 65: 56 98 65 36 3 25 2 21 7 46 | 69 97 72 98 43 83 22 56 66 25 46 65 4 95 73 23 10 54 58 85 84 3 77 67 21
Card 66: 29 60 9 6 86 78 52 58 32 43 | 16 59 7 8 66 44 63 96 71 19 72 56 65 46 78 50 36 67 81 42 23 2 74 49 53
Card 67: 51 70 24 69 35 39 77 60 92 33 | 19 90 11 74 92 35 93 17 22 77 40 78 55 45 23 79 1 47 60 36 84 61 99 26 49
Card 68: 23 16 77 57 71 13 74 52 12 37 | 47 99 12 17 31 66 35 59 1 72 43 79 81 42 77 4 92 38 27 49 71 23 14 96 9
Card 69: 30 57 69 53 47 95 70 86 7 55 | 17 73 50 20 43 35 83 59 9 84 81 58 32 78 54 21 76 57 98 87 10 34 70 90 14
Card 70: 57 40 66 24 49 63 30 59 3 9 | 49 40 8 69 79 36 57 34 42 81 39 44 23 77 26 33 53 82 91 20 65 19 9 87 72
Card 71: 54 95 96 30 29 32 38 83 97 56 | 22 68 87 45 28 7 40 89 26 75 99 92 16 76 17 41 51 39 71 66 62 53 2 61 46
Card 72: 8 70 86 57 71 68 33 11 22 18 | 15 87 64 96 65 3 43 97 61 1 93 73 48 60 76 22 39 23 52 79 37 34 28 90 40
Card 73: 16 37 32 49 36 18 68 51 17 92 | 56 85 93 59 62 88 31 11 27 66 22 63 61 35 25 80 52 83 26 64 53 47 74 19 46
Card 74: 54 28 88 50 8 11 57 52 53 19 | 96 53 45 35 27 77 2 88 32 4 40 41 52 78 84 3 70 13 76 55 18 33 90 74 29
Card 75: 32 29 31 73 70 6 7 72 82 58 | 26 43 39 51 63 47 78 88 1 59 35 66 58 96 50 30 67 85 52 71 37 80 64 42 94
Card 76: 27 71 12 9 72 85 74 2 30 10 | 83 88 53 86 38 1 21 98 37 17 20 40 23 39 31 13 22 89 36 80 4 45 65 91 81
Card 77: 11 62 63 89 94 9 36 46 83 75 | 5 4 30 25 69 90 34 73 82 27 6 39 99 98 1 66 37 48 67 91 59 50 54 21 97
Card 78: 43 1 69 54 7 60 47 70 33 79 | 93 70 31 92 98 52 41 48 71 47 32 19 82 56 24 33 54 1 69 60 79 45 14 43 7
Card 79: 40 23 29 1 62 55 20 46 18 68 | 99 94 68 17 72 4 37 62 1 20 29 28 40 25 12 46 18 84 30 23 49 7 6 55 75
Card 80: 8 25 56 40 30 46 42 95 38 48 | 47 71 89 80 30 87 72 57 25 73 15 69 46 34 35 65 55 81 95 39 26 10 48 40 7
Card 81: 23 53 41 78 27 26 15 49 21 65 | 21 14 87 68 63 78 15 22 49 58 41 67 12 13 59 72 98 65 27 26 24 34 23 53 96
Card 82: 37 7 54 90 79 20 89 58 94 61 | 85 37 57 21 35 20 69 40 84 10 28 87 54 67 98 77 58 90 41 15 89 39 52 79 43
Card 83: 38 49 32 53 19 30 24 51 43 97 | 18 30 71 97 49 38 42 1 27 24 53 10 15 95 60 32 45 86 19 43 56 74 63 28 51
Card 84: 97 46 88 63 17 90 37 73 12 42 | 37 73 74 32 99 97 38 81 93 56 63 78 11 28 75 90 62 45 14 21 41 23 9 12 94
Card 85: 18 56 28 7 16 73 75 78 14 58 | 7 73 9 56 14 24 75 28 26 57 62 55 85 21 48 45 18 78 40 86 58 68 72 10 88
Card 86: 15 31 40 17 25 38 1 64 99 97 | 67 63 79 78 9 38 15 14 2 95 99 10 90 33 86 40 97 98 1 64 25 17 62 84 31
Card 87: 68 5 20 87 89 69 66 25 45 48 | 89 15 87 33 66 39 85 48 13 45 96 61 83 57 68 5 69 55 20 25 9 2 36 1 28
Card 88: 80 88 27 58 19 71 30 84 36 25 | 64 6 48 14 79 92 56 49 99 47 27 63 33 35 66 7 83 71 84 87 52 13 15 1 57
Card 89: 51 89 69 25 61 7 44 12 41 86 | 89 51 45 75 61 12 41 77 57 48 25 1 69 86 14 5 66 11 20 2 47 44 37 7 65
Card 90: 84 70 42 53 91 76 39 96 37 34 | 50 48 91 70 3 29 34 64 20 16 96 27 42 37 44 8 39 60 53 59 92 43 75 74 17
Card 91: 88 1 78 82 71 85 52 56 28 63 | 66 92 94 93 22 50 51 16 20 49 96 34 12 53 32 28 40 88 98 68 15 29 25 1 47
Card 92: 50 71 20 8 90 76 66 19 31 99 | 87 72 82 44 33 61 42 5 58 48 31 7 75 91 26 69 46 39 6 17 65 89 60 28 36
Card 93: 23 93 13 28 44 96 10 99 29 79 | 24 47 29 83 8 78 45 81 87 13 58 93 88 46 10 17 6 61 28 96 1 79 89 38 99
Card 94: 62 9 30 28 24 54 50 59 29 36 | 19 76 39 55 63 27 28 98 90 70 59 30 61 95 32 89 72 62 68 15 67 69 74 50 96
Card 95: 65 59 45 35 74 93 58 46 1 44 | 71 6 35 59 37 94 57 44 5 68 84 40 89 82 79 74 85 78 15 98 39 42 96 46 75
Card 96: 14 9 26 61 65 13 77 36 74 56 | 78 66 92 63 88 6 83 42 20 36 15 41 32 1 26 9 61 87 56 35 58 4 95 96 80
Card 97: 91 72 89 9 29 35 47 17 80 51 | 2 69 18 76 16 56 30 7 52 62 63 17 72 57 91 60 92 54 83 9 50 49 55 81 96
Card 98: 83 24 60 6 57 81 20 1 56 4 | 44 25 3 61 21 38 48 73 96 15 20 51 59 70 87 39 17 1 53 45 92 6 26 31 82
Card 99: 80 10 93 36 85 83 29 76 5 81 | 60 70 58 18 27 52 92 8 57 4 74 21 36 10 2 14 43 30 37 40 15 54 32 91 56
Card 100: 13 90 34 17 74 39 42 47 43 46 | 59 77 80 31 85 48 30 27 38 99 2 62 67 26 24 33 50 73 60 44 70 58 40 17 78
Card 101: 7 94 67 15 73 65 10 23 18 85 | 76 86 32 52 63 79 64 90 99 89 37 36 59 68 75 92 19 9 42 66 78 69 62 29 91
Card 102: 86 31 75 67 19 25 90 52 70 16 | 34 78 82 58 60 14 62 88 70 11 41 83 22 77 85 19 94 40 12 44 57 76 1 56 8
Card 103: 47 38 21 86 22 15 12 60 75 64 | 47 60 85 87 84 78 19 20 75 15 17 21 22 42 44 16 92 86 76 64 65 28 51 38 12
Card 104: 48 43 45 59 22 98 35 75 47 3 | 46 13 99 6 54 30 71 52 90 27 8 5 21 28 40 41 17 80 91 72 29 65 62 89 32
Card 105: 13 49 12 35 96 10 80 40 71 81 | 96 51 84 99 83 24 94 47 26 52 97 16 22 12 46 27 13 60 81 63 2 19 3 1 80
Card 106: 56 77 9 93 48 89 69 31 72 7 | 78 95 8 18 27 39 98 96 41 31 2 15 57 88 34 70 99 54 62 92 9 55 86 90 80
Card 107: 32 16 27 66 41 5 42 59 48 21 | 5 30 84 56 93 53 42 80 32 57 61 14 41 40 31 25 83 38 73 21 85 20 44 10 92
Card 108: 19 16 90 42 37 47 17 58 91 41 | 10 29 43 50 19 76 47 44 41 55 42 59 58 54 25 90 71 37 16 91 65 82 61 95 17
Card 109: 75 63 51 46 49 19 86 81 21 7 | 64 95 94 1 24 84 39 44 33 3 27 43 54 76 68 28 93 15 30 47 29 6 37 88 5
Card 110: 12 24 20 53 39 13 4 55 58 96 | 2 62 43 17 95 7 84 72 15 93 57 63 10 11 38 52 30 26 60 44 66 86 67 35 46
Card 111: 68 5 52 14 47 63 40 26 82 60 | 5 56 46 68 78 50 7 9 17 60 10 14 1 92 36 61 54 51 47 43 89 77 86 52 69
Card 112: 83 90 93 65 80 68 43 75 49 63 | 29 97 52 59 86 18 26 36 54 68 7 10 55 17 98 43 76 27 42 1 9 48 80 61 92
Card 113: 84 65 39 16 94 44 99 46 69 59 | 94 9 64 58 55 99 39 4 72 90 77 65 11 26 47 84 62 25 59 16 46 20 69 60 44
Card 114: 76 26 27 51 53 48 86 36 59 78 | 59 50 85 38 70 88 72 32 48 86 24 69 35 91 53 45 80 97 27 41 12 49 44 95 98
Card 115: 11 14 64 38 13 54 9 78 50 51 | 15 51 42 7 24 93 56 21 96 54 79 60 98 90 35 94 32 17 71 64 26 27 31 75 89
Card 116: 69 73 11 44 94 36 1 48 33 13 | 59 97 56 53 88 18 10 46 95 58 66 31 68 87 12 54 43 22 2 49 83 93 27 42 96
Card 117: 5 88 91 85 52 23 9 98 53 37 | 20 62 32 80 83 51 28 3 50 9 35 34 49 14 11 44 91 12 2 33 53 17 18 88 10
Card 118: 34 8 36 44 98 75 31 85 13 65 | 67 17 35 99 21 77 38 14 75 71 16 87 11 54 7 80 60 5 79 65 98 32 20 55 93
Card 119: 2 71 58 65 72 1 75 18 9 93 | 30 1 77 55 41 97 62 79 33 13 99 52 76 38 70 16 81 44 58 37 98 29 82 19 71
Card 120: 63 6 51 30 60 18 8 96 54 39 | 60 27 7 47 93 34 96 4 86 72 6 13 25 94 85 8 90 98 63 91 17 2 38 15 11
Card 121: 75 25 39 93 62 48 31 98 20 96 | 73 37 79 62 59 95 66 63 93 28 10 47 32 67 80 43 96 44 84 31 38 85 99 15 18
Card 122: 76 15 5 61 73 27 97 17 69 64 | 96 3 39 12 38 94 1 48 99 97 50 67 53 51 84 86 88 6 19 65 49 15 2 20 5
Card 123: 39 42 60 94 9 57 82 32 10 20 | 86 32 4 78 96 30 72 48 91 46 90 22 24 51 84 50 49 74 97 19 25 76 37 47 79
Card 124: 98 8 50 26 81 52 83 90 67 36 | 66 20 92 31 10 29 73 80 67 44 71 39 65 21 99 22 97 51 38 3 95 87 90 15 79
Card 125: 46 11 16 34 37 70 13 3 78 35 | 92 7 64 66 32 67 79 84 1 12 54 82 44 58 61 15 2 6 9 14 18 25 21 22 69
Card 126: 73 96 48 49 52 80 36 83 20 53 | 4 90 86 34 68 66 32 9 92 79 47 81 45 74 33 85 63 5 55 24 3 54 18 27 12
Card 127: 58 9 97 77 5 45 91 50 81 53 | 10 67 24 91 97 53 77 81 47 8 96 72 50 34 63 45 7 1 99 5 9 14 20 32 58
Card 128: 63 56 14 25 21 17 73 74 59 5 | 87 9 59 21 76 73 32 72 20 94 14 75 29 67 63 17 45 90 25 91 56 5 1 74 26
Card 129: 64 84 67 7 10 90 94 86 99 42 | 39 12 94 90 4 71 67 50 86 96 44 64 42 99 7 83 10 20 48 15 69 78 45 62 49
Card 130: 18 14 37 87 91 22 6 52 72 74 | 44 51 32 29 49 66 46 81 91 14 23 67 98 19 13 1 10 22 38 3 45 33 71 64 72
Card 131: 70 88 79 2 21 37 41 95 54 25 | 49 12 95 54 14 41 37 75 92 53 82 48 70 36 90 44 88 19 60 38 25 29 2 21 79
Card 132: 4 38 37 34 36 62 86 16 64 53 | 85 66 23 49 56 1 78 13 47 82 83 72 76 96 22 18 2 8 98 89 97 9 52 55 16
Card 133: 55 78 45 23 9 34 65 5 86 32 | 79 64 19 53 30 6 51 78 81 89 96 1 97 62 99 69 48 43 33 84 65 12 25 94 63
Card 134: 79 54 65 49 20 25 81 84 60 90 | 34 42 93 14 56 41 38 50 68 83 33 37 85 88 78 64 94 57 65 17 22 89 62 12 29
Card 135: 30 54 81 27 7 97 39 45 92 71 | 11 19 96 63 32 47 17 22 29 31 27 78 56 39 9 86 66 52 21 60 85 53 77 7 71
Card 136: 53 73 52 31 70 84 78 26 18 38 | 72 58 61 35 50 77 88 71 20 43 86 7 3 52 36 97 94 80 79 59 62 65 99 17 56
Card 137: 98 11 47 42 94 85 57 9 20 43 | 84 74 24 55 87 58 89 18 4 37 69 31 78 35 90 70 7 40 49 76 30 6 96 97 20
Card 138: 23 20 36 65 14 52 90 53 83 61 | 67 55 4 33 17 24 69 12 74 16 70 44 91 19 49 57 80 95 92 86 98 36 32 21 52
Card 139: 6 61 10 63 49 46 75 67 35 56 | 76 49 75 90 27 78 13 7 67 35 61 30 40 56 5 88 63 64 6 38 92 24 59 52 9
Card 140: 24 38 8 37 83 96 7 55 86 21 | 31 90 33 3 64 58 93 18 73 78 1 42 47 84 61 57 43 48 68 9 10 30 85 99 69
Card 141: 96 72 30 28 80 87 55 88 44 75 | 45 23 90 64 55 9 66 33 43 42 72 63 26 6 17 50 87 85 70 46 84 47 76 37 49
Card 142: 24 78 31 52 80 13 9 59 60 26 | 92 95 66 86 91 68 55 75 71 54 36 12 69 64 83 2 17 77 35 11 25 7 41 85 21
Card 143: 82 7 78 19 46 98 75 74 89 40 | 94 16 36 20 62 21 95 92 65 26 88 15 73 28 24 5 1 67 55 69 14 10 22 29 31
Card 144: 90 15 86 44 7 36 26 65 23 78 | 3 12 23 81 36 25 95 39 96 38 76 68 7 14 49 61 86 94 98 40 28 33 89 58 27
Card 145: 27 31 60 51 29 94 33 98 17 7 | 44 89 98 83 49 9 8 96 36 7 25 71 29 93 55 58 31 35 32 92 2 87 77 22 62
Card 146: 15 4 8 42 73 18 48 14 58 56 | 85 60 2 3 70 78 72 5 61 29 28 12 47 63 13 58 17 84 52 19 10 50 11 22 69
Card 147: 80 77 40 42 62 61 98 50 99 88 | 9 80 54 52 2 14 84 22 47 66 20 30 43 96 86 5 83 63 51 17 32 55 82 7 69
Card 148: 98 9 86 3 54 64 30 70 85 83 | 97 17 93 43 81 6 41 44 60 19 57 85 2 32 58 92 38 82 53 7 22 40 72 42 18
Card 149: 55 52 89 13 61 6 10 39 36 99 | 1 3 94 60 88 77 78 75 7 28 57 47 8 54 59 15 5 34 14 22 23 49 38 43 30
Card 150: 97 43 73 94 39 67 69 32 36 80 | 9 39 73 64 19 60 45 43 8 36 69 26 94 38 28 18 10 87 67 97 80 32 11 83 70
Card 151: 7 62 39 41 97 58 42 47 69 89 | 28 98 36 50 18 12 46 49 37 68 90 99 44 96 5 76 27 10 80 23 97 53 47 40 85
Card 152: 65 92 85 53 7 64 27 24 63 30 | 85 96 26 56 35 76 43 82 93 75 99 92 79 54 38 84 29 87 63 7 34 64 71 42 65
Card 153: 7 15 37 34 44 82 24 39 22 79 | 80 19 50 86 64 94 35 6 1 63 14 60 18 89 98 70 31 65 51 97 21 67 37 68 91
Card 154: 26 2 44 92 15 59 39 73 67 16 | 47 22 89 36 84 17 87 92 99 51 50 70 78 67 63 11 53 35 26 61 15 19 96 39 85
Card 155: 21 20 14 63 98 24 22 19 52 61 | 94 19 74 99 44 70 75 47 33 62 48 14 39 30 56 89 63 31 72 60 22 38 29 64 13
Card 156: 62 23 9 79 91 41 21 43 26 13 | 36 41 89 3 78 15 20 62 72 39 75 93 74 67 69 58 61 45 70 57 64 13 5 31 44
Card 157: 32 66 20 78 44 58 73 95 42 51 | 38 26 48 67 44 34 19 55 36 69 5 71 11 56 17 90 32 95 86 73 50 9 52 91 22
Card 158: 1 87 57 80 18 8 46 93 35 60 | 78 54 32 89 90 81 61 84 76 71 3 37 91 63 86 31 39 73 49 29 40 70 94 17 83
Card 159: 18 56 10 32 69 72 17 49 28 42 | 68 85 96 7 38 21 59 46 57 99 63 56 16 53 42 86 69 95 8 24 17 72 12 55 91
Card 160: 54 66 33 80 53 62 38 71 74 75 | 14 12 24 8 16 20 64 85 99 32 44 10 96 31 90 9 52 81 25 28 41 13 26 19 82
Card 161: 24 75 54 55 29 99 52 97 86 15 | 72 69 53 67 27 17 34 68 31 4 92 78 76 42 98 65 51 55 2 96 26 35 32 41 85
Card 162: 13 50 57 4 95 70 59 71 82 83 | 29 89 94 96 72 8 77 19 63 23 18 9 50 1 60 26 65 48 39 51 14 80 56 43 59
Card 163: 61 63 53 62 29 23 32 46 86 88 | 59 28 97 85 89 39 91 98 71 6 43 75 54 72 69 37 4 58 3 15 18 7 63 96 21
Card 164: 97 49 33 20 28 36 88 41 67 14 | 68 89 63 19 16 27 86 22 45 70 21 30 7 66 39 50 55 35 23 98 31 38 94 95 91
Card 165: 27 29 63 32 97 86 6 20 69 9 | 94 46 25 17 86 74 6 65 51 54 27 82 43 14 35 88 3 33 59 97 71 90 36 20 29
Card 166: 33 24 34 40 36 69 49 86 65 95 | 85 99 71 42 47 59 24 88 26 51 81 63 14 18 93 96 10 30 27 89 25 53 13 45 55
Card 167: 65 32 83 51 19 17 48 43 60 30 | 39 18 29 51 1 30 96 25 44 87 37 26 57 24 22 63 12 77 79 74 76 35 41 10 89
Card 168: 6 61 82 39 77 35 63 66 71 13 | 72 44 80 4 87 17 61 47 77 81 62 92 23 97 59 8 53 83 43 45 66 51 99 24 90
Card 169: 40 88 75 87 93 60 13 28 42 12 | 19 14 15 61 39 9 11 69 26 92 25 94 18 75 88 68 37 4 38 8 72 42 13 27 93
Card 170: 84 59 98 48 32 37 91 46 29 76 | 3 72 98 48 65 52 32 73 17 53 34 36 76 84 80 37 74 11 45 93 70 91 50 78 61
Card 171: 8 12 25 83 32 72 20 73 17 63 | 23 12 41 60 73 95 8 77 84 26 72 4 10 7 63 29 32 46 71 79 40 25 9 17 96
Card 172: 93 87 19 50 76 95 20 97 98 24 | 54 63 72 12 14 64 53 84 29 82 59 65 79 35 6 17 9 2 42 88 89 69 13 80 32
Card 173: 49 32 66 48 90 27 76 99 82 23 | 54 21 89 8 10 36 76 30 57 27 48 40 46 88 61 7 86 59 84 34 80 83 5 3 64
Card 174: 23 99 78 10 98 33 8 84 93 55 | 17 21 53 35 59 87 5 54 50 13 1 41 18 76 82 19 56 37 60 61 6 14 58 79 31
Card 175: 1 91 2 10 44 93 25 95 43 46 | 4 99 45 46 35 71 59 27 2 28 34 11 52 96 47 56 41 25 51 68 95 87 14 84 58
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Card 177: 43 9 15 17 62 85 73 46 88 71 | 21 48 5 72 74 37 23 14 56 4 41 51 54 63 2 87 82 12 95 45 55 81 57 44 98
Card 178: 10 91 76 23 27 59 84 9 29 22 | 6 78 77 54 24 4 32 44 71 94 81 27 14 56 87 80 70 91 52 49 47 17 35 30 61
Card 179: 36 56 39 18 89 21 78 9 68 19 | 84 46 11 21 43 50 62 39 88 76 13 31 63 91 60 12 74 3 1 57 2 95 15 23 83
Card 180: 65 93 55 60 4 58 45 10 98 40 | 33 64 51 41 30 75 44 89 95 11 22 71 77 2 15 3 12 48 78 53 76 35 66 43 56
Card 181: 10 99 21 95 28 92 98 14 90 91 | 39 74 57 11 33 68 56 85 59 52 93 97 7 73 55 79 48 66 29 89 78 27 32 80 58
Card 182: 20 33 41 66 56 30 21 25 67 52 | 43 21 77 68 13 66 52 27 30 69 41 23 60 33 5 36 4 56 54 97 55 67 20 18 25
Card 183: 65 46 40 26 13 52 87 32 45 71 | 38 62 23 31 57 93 25 79 9 39 36 30 19 24 95 98 50 91 89 64 17 83 29 18 73
Card 184: 98 64 84 33 90 73 79 27 10 21 | 56 98 34 81 58 10 32 31 20 44 54 22 39 65 48 24 43 77 75 57 46 61 74 63 4
Card 185: 60 59 2 36 29 24 45 38 8 93 | 93 69 48 52 71 80 89 70 59 49 41 39 29 76 44 30 68 36 45 19 7 18 85 65 38
Card 186: 59 97 28 75 4 29 78 48 13 83 | 12 23 17 32 91 38 46 15 1 79 88 45 85 92 31 93 81 69 5 60 55 94 18 3 77
Card 187: 44 84 36 76 80 81 73 54 40 23 | 77 72 96 84 23 5 36 88 61 40 18 76 30 49 73 52 59 54 56 98 41 3 11 81 89
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Card 189: 97 76 24 57 75 22 9 81 37 4 | 76 31 2 27 40 77 51 49 29 73 97 74 81 82 63 28 44 57 37 80 4 95 13 91 1
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Card 193: 35 33 83 48 71 17 52 6 29 22 | 68 56 51 76 90 42 28 87 98 13 1 33 65 36 55 91 30 43 80 10 14 59 5 53 18
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Card 195: 23 10 64 44 82 8 28 3 27 69 | 59 94 61 77 51 78 50 21 90 87 5 74 16 14 71 82 25 17 4 70 93 45 55 98 58
Card 196: 57 73 14 44 90 97 89 41 30 43 | 85 32 67 53 76 31 93 7 52 5 33 98 86 19 28 45 12 94 1 61 91 92 49 95 82
Card 197: 41 4 7 92 20 67 54 29 79 32 | 45 64 48 24 56 50 82 12 94 40 69 31 49 99 14 88 6 37 16 18 2 38 90 78 20
Card 198: 87 3 64 10 88 45 16 40 23 60 | 63 77 36 52 47 76 84 96 19 13 73 39 26 93 21 22 7 15 95 30 33 89 28 20 50

1
day_04/rustfmt.toml Normal file
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hard_tabs = true

86
day_04/src/main.rs Normal file
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use std::fs;
fn main () {
for _ in 0..1000{
a();
b();}
}
fn a() {
let bytes = fs::read("input.txt").expect("input.txt not found");
let mut total_score = 0u16;
let mut p = 0;
while p < bytes.len() {
p += 10;
let mut winners = [0; 10];
for w in 0..10 {
if bytes[p] != b' ' {
winners[w] = (bytes[p] - 48) * 10;
}
winners[w] += bytes[p + 1] - 48;
p += 3;
}
p += 2;
let mut score: u16 = 0;
for _ in 0..25 {
let mut n = bytes[p + 1] - 48;
if bytes[p] != b' ' {
n += (bytes[p] - 48) * 10;
}
p += 3;
if winners.contains(&n) {
if score == 0 {
score = 1;
} else {
score = score << 1;
}
}
}
total_score += score;
}
println!("{total_score}");
}
fn b() {
let bytes = fs::read("input.txt").expect("input.txt not found");
let mut cards = vec![1];
let mut p = 0;
let mut card_id = 0;
while p < bytes.len() {
p += 10;
let mut winners = [0; 10];
for w in 0..10 {
if bytes[p] != b' ' {
winners[w] = (bytes[p] - 48) * 10;
}
winners[w] += bytes[p + 1] - 48;
p += 3;
}
p += 2;
let mut score = 0;
for _ in 0..25 {
let mut n = bytes[p + 1] - 48;
if bytes[p] != b' ' {
n += (bytes[p] - 48) * 10;
}
p += 3;
if winners.contains(&n) {
score += 1;
}
}
if card_id == cards.len() {
cards.push(1);
}
let this_card = cards[card_id];
for i in 1..(score+1) {
if card_id + i >= cards.len() {
cards.push(1 + this_card);
} else {
cards[card_id + i] += this_card;
}
}
card_id += 1;
}
let sum: usize = cards.iter().sum();
println!("{}", sum);
}

7
day_05/Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "day_05"
version = "0.1.0"

8
day_05/Cargo.toml Normal file
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[package]
name = "day_05"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

226
day_05/input.txt Normal file
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seeds: 1310704671 312415190 1034820096 106131293 682397438 30365957 2858337556 1183890307 665754577 13162298 2687187253 74991378 1782124901 3190497 208902075 226221606 4116455504 87808390 2403629707 66592398
seed-to-soil map:
2879792625 0 201678008
2425309256 1035790247 296756276
2722065532 1759457739 157727093
400354950 1917184832 1164285801
0 201678008 400354950
1564640751 602032958 433757289
1998398040 1332546523 426911216
soil-to-fertilizer map:
3434127746 3670736129 29685965
1809924203 1168707872 308179
2108903682 1437989162 44479258
237181023 2915565442 27901445
1173998623 2434447796 13633544
75539025 740516241 29278225
41104738 706081954 34434287
3279397405 3488165796 12149874
3463813711 3827946213 157129363
1810232382 769794466 15695437
877824710 677909236 28172718
2215709448 1746651561 307558709
1825927819 1692597620 54053941
104817250 420198730 132363773
2916210208 392942051 27256679
1022591555 2448081340 151407068
3925105941 3985075576 182313682
1897186025 2212065968 211717657
2198981202 1304666789 16728246
850656807 2054210270 27167903
3766599721 3500315670 158506220
3419071398 3279397405 15056348
7830088 2126976435 33274650
3620943074 3658821890 11914239
1264213180 2599488408 138420934
811586355 2160251085 12020898
3632857313 3354423388 133742408
1612763314 1169016051 108601184
1721364498 2172271983 39793985
1187632167 601328223 76581013
823607253 1277617235 27049554
728944387 2737909342 82641968
0 2426617708 7830088
3291547279 3700422094 127524119
1402634114 1482468420 210129200
905997428 1321395035 107714902
4107419623 3294453753 59969635
1879981760 785489903 17204265
2153382940 2081378173 45598262
277361019 802694168 366013704
1761158483 552562503 48765720
646208806 2832829861 82735581
2523268157 0 392942051
1013712330 1429109937 8879225
643374723 2423783625 2834083
265082468 2820551310 12278551
fertilizer-to-water map:
4253122607 1473424614 41844689
3040447798 2659805568 46237011
0 146022665 42081460
55436822 188104125 65067713
42081460 132667303 13355362
2429043181 3587614447 54605699
888256662 672288214 24436041
4064969883 1978094070 95324589
3086684809 977403736 339965972
120504535 253171838 93494065
2810558403 2603914183 55891385
3898695123 2901215107 166274760
2483648880 4002918707 103777141
1300545784 2848997109 52217998
2418717938 1463099371 10325243
1022681665 808998429 30429585
2866449788 1411682577 4750813
1181605510 4172708724 118940274
2078503930 2466708865 42530000
1105548530 1545561518 76056980
978705579 2573458117 30456066
2324405069 1317369708 94312869
1991848966 3429793336 22435712
4190586687 2706042579 43180396
1352763782 1416433390 46665981
3760606255 1683093685 138088868
1399429763 3452229048 135385399
2121033930 839428014 137975722
2940673664 2749222975 99774134
1053111250 2073418659 52437280
3426650781 1821182553 152991287
1534815162 2195329002 252024339
730962658 3067489867 157294004
3579642068 710244275 98754154
1786839501 3224783871 205009465
2259009652 1974173840 3920230
2587426021 370264097 223132382
2871200601 2125855939 69473063
213998600 44701447 87965856
4233767083 2447353341 19355524
2262929882 1621618498 61475187
1009161645 696724255 13520020
3678396222 593396479 78891735
912692703 4106695848 66012876
3757287957 4291648998 3318298
301964456 0 44701447
2014284678 2509238865 64219252
370264097 3642220146 360698561
4160294472 1515269303 30292215
water-to-light map:
4066036887 2992193346 95912236
531075515 493316918 162009008
3260565192 854248031 437396028
1341316194 4205924684 89042612
1879858967 2058162578 692895326
452475911 655325926 78599604
2997176790 1690328655 208783332
2731804884 3324847814 265371906
355611136 0 96864775
2572754293 1899111987 159050591
1081338600 3590219720 138271571
1430358806 2779435417 212757929
3234337635 4179697127 26227557
854248031 3728491291 227090569
4161949123 3955581860 102409244
3205960122 2751057904 28377513
50952557 147817332 304658579
1219610171 4057991104 121706023
4264358367 1291644059 30608929
3697961220 1322252988 368075667
1643116735 3088105582 236742232
693084523 452475911 40841007
0 96864775 50952557
light-to-temperature map:
2756401132 2384899493 13749631
1163093625 0 117407544
3603435593 3599927411 262731037
2081436411 2089913126 119300659
693703633 117407544 395383894
1672621164 1405157690 24997208
3873714258 2780774148 107551276
3355072403 2593861641 186912507
1953100586 3862658448 62069331
143286272 672639421 194814248
1562062673 1010739941 110558491
2869050867 2888325424 31673634
3159859886 2398649124 195212517
2900724501 3298674599 34708838
2243940568 4059045429 56605170
691405879 1193483066 2297754
2300545738 2005749676 25248062
3541984910 3924727779 61450683
2200737070 3986178462 43203498
3981265534 2030997738 58915388
2530829166 4276276595 18690701
621411866 641250212 31389209
1784026205 4037549491 21495938
1519774068 1362869085 42288605
3866166630 3584674072 7547628
652801075 1430154898 38604804
2015169917 4029381960 8167531
2770150763 2936555750 98900104
1813227854 2258880377 123316040
3032290681 1784026205 127569205
0 867453669 143286272
1805522143 3592221700 7705711
4040180922 3043888225 254786374
2023337448 3035455854 8432371
3029587605 2382196417 2703076
392553196 1468759702 228858670
2710145863 3538418803 46255269
1089087527 567244114 74006098
2325793800 3333383437 205035366
2549519867 4115650599 160625996
338100520 512791438 54452676
2935433339 1911595410 94154266
1280501169 1121298432 72184634
1352685803 1195780820 167088265
2031769819 2209213785 49666592
1936543894 2919999058 16556692
temperature-to-humidity map:
1606220966 2958863752 268926464
2994413958 1467440292 348583188
1347324773 3453966662 171497865
3342997146 3227790216 188948930
0 211826810 113744983
1875147430 1816023480 774831860
699941162 0 211826810
443679044 325571793 256262118
3531946076 1280528675 186911617
1280528675 4228171198 66796098
113744983 581833911 329934061
1518822638 2590855340 50170812
1568993450 3416739146 37227516
2967816890 4201574130 26597068
3718857693 3625464527 576109603
2649979290 2641026152 317837600
humidity-to-location map:
3244927 955737016 9389705
380524056 2531586403 38604778
3713586211 965126721 158937945
3122843287 1406574654 236795236
776685423 1643369890 534268825
2053493196 0 55930434
582662115 695344450 194023308
3885666529 3855399097 320692779
88096722 283368340 98672354
1901561222 3703467123 151931974
1317500428 2570191181 151780331
3872524156 3690324750 13142373
2109423630 249685414 30437999
1310954248 4199813128 6546180
1751790747 382040694 149770475
3056474029 889367758 66369258
2139861629 4176091876 23721252
12634632 2721971512 75462090
186769076 55930434 193754980
419128834 531811169 163533281
3359638523 2177638715 353947688
2163582881 2797433602 892891148
1469280759 1124064666 282509988
0 280123413 3244927

1
day_05/rustfmt.toml Normal file
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@ -0,0 +1 @@
hard_tabs = true

63
day_05/src/main.rs Normal file
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@ -0,0 +1,63 @@
use std::fs;
fn main() {
let data = fs::read_to_string("input.txt").expect("input.txt not found");
let (seed_text, maps) = data.split_once("\n\n").unwrap();
let seeds: Vec<usize> = seed_text[7..]
.split_whitespace()
.map(|s| s.parse().unwrap())
.collect();
let maps: Vec<Vec<(usize, usize, usize)>> = maps
.split("\n\n")
.map(|mapdata| {
let (_, mapdata) = mapdata.split_once('\n').unwrap();
mapdata
.lines()
.map(|line| {
let (dest_start, tmp) = line.split_once(' ').unwrap();
let (source_start, range_len) = tmp.split_once(' ').unwrap();
(
dest_start.parse().unwrap(),
source_start.parse().unwrap(),
range_len.parse().unwrap(),
)
})
.collect()
})
.collect();
let mut min_last_map = usize::MAX;
for &seed in &seeds {
let mut value = seed;
for map in &maps {
for &(dest_start, source_start, range_len) in map {
if value >= source_start && value < source_start + range_len {
value = dest_start + (value - source_start);
break;
}
}
}
min_last_map = min_last_map.min(value);
}
println!("{min_last_map}");
let seed_ranges: Vec<_> = (0..(seeds.len() / 2))
.map(|i| seeds[i]..seeds[i + 1])
.collect();
let mut min_last_map = usize::MAX;
for seed_range in &seed_ranges {
for seed in seed_range.clone() {
let mut value = seed;
for map in &maps {
for &(dest_start, source_start, range_len) in map {
if value >= source_start && value < source_start + range_len {
value = dest_start + (value - source_start);
break;
}
}
}
min_last_map = min_last_map.min(value);
}
}
println!("{min_last_map}");
}

35
day_06/Cargo.lock generated Normal file
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@ -0,0 +1,35 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "autocfg"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
[[package]]
name = "day_06"
version = "0.1.0"
dependencies = [
"num-integer",
]
[[package]]
name = "num-integer"
version = "0.1.45"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
dependencies = [
"autocfg",
"num-traits",
]
[[package]]
name = "num-traits"
version = "0.2.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "39e3200413f237f41ab11ad6d161bc7239c84dcb631773ccd7de3dfe4b5c267c"
dependencies = [
"autocfg",
]

9
day_06/Cargo.toml Normal file
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@ -0,0 +1,9 @@
[package]
name = "day_06"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
num-integer = "0.1.45"

2
day_06/input.txt Normal file
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@ -0,0 +1,2 @@
Time: 7 15 30
Distance: 9 40 200

1
day_06/rustfmt.toml Normal file
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@ -0,0 +1 @@
hard_tabs = true

57
day_06/src/main.rs Normal file
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@ -0,0 +1,57 @@
use std::fs;
use num_integer::Roots;
fn main() {
let data = fs::read_to_string("input.txt").unwrap();
let (time_str, record_str) = data.split_once('\n').unwrap();
let times: Vec<i64> = time_str
.split_whitespace()
.skip(1)
.map(|t| t.parse().unwrap())
.collect();
let records: Vec<i64> = record_str
.split_whitespace()
.skip(1)
.map(|t| t.parse().unwrap())
.collect();
let answer = times
.iter()
.zip(records.iter())
.map(|(&time, &record)| beat(time, record))
.fold(1, |a, b| a * b);
println!("{answer}");
let big_time: i64 = time_str[7..].replace(' ', "").parse().unwrap();
let big_record: i64 = record_str[9..].trim().replace(' ', "").parse().unwrap();
/*
distance = held * (time - held)
held * (time - held) = record
held*time - held*held = record
held*time - held*held - record = 0
held*held - held*time + record = 0
*/
// let lower = ((time * time / 4) - record).sqrt() - time / 2;
// let upper = -((time * time / 4) - record).sqrt() - time / 2;
// println!("{lower} -> {upper}");
}
fn beat(time: i64, record: i64) -> i64 {
let mut variants = 0;
for t in 0..time {
let dist = t * (time - t);
if dist > record {
variants += 1;
}
}
let time = time as f64;
let record = record as f64;
let lower = ((time * time / 4.0) - record).sqrt() - time / 2.0;
let upper = -((time * time / 4.0) - record).sqrt() - time / 2.0;
println!("{lower} -> {upper}");
variants
}

7
day_07/Cargo.lock generated Normal file
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@ -0,0 +1,7 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "day_07"
version = "0.1.0"

8
day_07/Cargo.toml Normal file
View file

@ -0,0 +1,8 @@
[package]
name = "day_07"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

1000
day_07/input.txt Normal file
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File diff suppressed because it is too large Load diff

1
day_07/rustfmt.toml Normal file
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@ -0,0 +1 @@
hard_tabs = true

130
day_07/src/main.rs Normal file
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@ -0,0 +1,130 @@
use std::fs;
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
enum HandType {
HighCard,
OnePair,
TwoPair,
ThreeOfAKind,
FullHouse,
FourOfAKind,
FiveOfAKind,
}
fn main() {
let data = fs::read_to_string("input.txt").unwrap();
let mut hands: Vec<_> = data
.lines()
.map(|line| line.split_once(' ').unwrap())
.map(|(hand, multiplier)| {
(
array(hand),
HandType::from(hand),
multiplier.parse::<usize>().unwrap(),
hand,
)
})
.collect();
hands.sort_by(|(hand_a, type_a, _, _), (hand_b, type_b, _, _)| {
type_a.cmp(type_b).then(hand_a.cmp(hand_b))
});
// dbg!(&hands);
let s: usize = hands
.iter()
.enumerate()
// .inspect(|a| {
// println!("{a:?}");
// })
.map(|(rank, (_, _, multiplier, _))| (rank + 1) * multiplier)
.sum();
println!("{s}");
let mut hands: Vec<_> = data
.lines()
.map(|line| line.split_once(' ').unwrap())
.map(|(hand, multiplier)| {
(
array_2(hand),
HandType::jokered(hand),
multiplier.parse::<usize>().unwrap(),
hand,
)
})
.collect();
hands.sort_by(|(hand_a, type_a, _, _), (hand_b, type_b, _, _)| {
type_a.cmp(type_b).then(hand_a.cmp(hand_b))
});
let s: usize = hands
.iter()
.enumerate()
.map(|(rank, (_, _, multiplier, _))| (rank + 1) * multiplier)
.sum();
println!("{s}");
}
fn array(hand: &str) -> Vec<usize> {
let values = "23456789TJQKA";
hand.chars().map(|c| values.find(c).unwrap()).collect()
}
fn array_2(hand: &str) -> Vec<usize> {
let values = "J23456789TQKA";
hand.chars().map(|c| values.find(c).unwrap()).collect()
}
impl HandType {
fn jokered(text: &str) -> Self {
fn f(text: &str) -> Vec<HandType> {
if text.contains('J') {
"23456789TQKA"
.chars()
.map(|c| {
//
let s = String::from(c);
f(&text.replace('J', &s))
})
.flatten()
.collect()
} else {
vec![HandType::from(text)]
}
}
let mut variants = f(text);
variants.sort();
*variants.last().unwrap()
}
fn from(text: &str) -> Self {
let mut types = Vec::new();
for c in text.chars() {
if !types.contains(&c) {
types.push(c);
}
}
let amounts: Vec<_> = types.iter().map(|&t| text.matches(t).count()).collect();
match types.len() {
1 => Self::FiveOfAKind,
2 => {
if amounts.contains(&2) {
Self::FullHouse
} else {
Self::FourOfAKind
}
}
3 => {
if amounts.contains(&3) {
Self::ThreeOfAKind
} else {
Self::TwoPair
}
}
4 => Self::OnePair,
5 => Self::HighCard,
_ => unreachable!(),
}
}
}

92
day_08/Cargo.lock generated Normal file
View file

@ -0,0 +1,92 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "autocfg"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
[[package]]
name = "day_08"
version = "0.1.0"
dependencies = [
"num",
]
[[package]]
name = "num"
version = "0.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b05180d69e3da0e530ba2a1dae5110317e49e3b7f3d41be227dc5f92e49ee7af"
dependencies = [
"num-bigint",
"num-complex",
"num-integer",
"num-iter",
"num-rational",
"num-traits",
]
[[package]]
name = "num-bigint"
version = "0.4.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "608e7659b5c3d7cba262d894801b9ec9d00de989e8a82bd4bef91d08da45cdc0"
dependencies = [
"autocfg",
"num-integer",
"num-traits",
]
[[package]]
name = "num-complex"
version = "0.4.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1ba157ca0885411de85d6ca030ba7e2a83a28636056c7c699b07c8b6f7383214"
dependencies = [
"num-traits",
]
[[package]]
name = "num-integer"
version = "0.1.45"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
dependencies = [
"autocfg",
"num-traits",
]
[[package]]
name = "num-iter"
version = "0.1.43"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7d03e6c028c5dc5cac6e2dec0efda81fc887605bb3d884578bb6d6bf7514e252"
dependencies = [
"autocfg",
"num-integer",
"num-traits",
]
[[package]]
name = "num-rational"
version = "0.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0638a1c9d0a3c0914158145bc76cff373a75a627e6ecbfb71cbe6f453a5a19b0"
dependencies = [
"autocfg",
"num-bigint",
"num-integer",
"num-traits",
]
[[package]]
name = "num-traits"
version = "0.2.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "39e3200413f237f41ab11ad6d161bc7239c84dcb631773ccd7de3dfe4b5c267c"
dependencies = [
"autocfg",
]

9
day_08/Cargo.toml Normal file
View file

@ -0,0 +1,9 @@
[package]
name = "day_08"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
num = "0.4.1"

760
day_08/input.txt Normal file
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@ -0,0 +1,760 @@
LLRLRLRRRLRLRRRLRRRLRRLLRLLRRRLRLRRLLRLRLRRLRLRLLRLRRRLRLRRLRRLRRRLRRLRRLRRLLRRLLRRRLRRLRRLRRRLRLRRLRRLLLLRLRRLRLRRLLLRRLRRRLRRRLLRRRLRRRLRRLRRRLLLRRRLLLRRLRRLRRRLRRLRRRLRRLRRRLLRLRLRRRLRRLRLRLRRRLRLRLLLRRRLRRRLRRLRRLRLRRRLRRRLLRRRLRRLRLLLRRLLRRRLRRRLRRRLLRRRLLRRLRLRRRLRRLRRRR
AAA = (DFD, PLS)
BCG = (RNT, VJR)
BCN = (HFN, KFC)
BCR = (LKR, VQN)
BDS = (CXG, HXR)
BFF = (DXV, NMR)
BFS = (CHN, SFK)
BFX = (FPR, SNC)
BGC = (TRV, SJN)
BGN = (JJB, SMG)
BHC = (LMP, RML)
BHG = (BMN, HPH)
BHL = (PMP, PNV)
BJJ = (FLT, FRM)
BJT = (SNV, MMS)
BJV = (LQM, QMJ)
BKM = (CDC, PSH)
BKR = (HBR, KSQ)
BLG = (GMR, VTL)
BLN = (TSB, SHS)
BMG = (NDL, RKP)
BMN = (MPG, QMC)
BNB = (DNG, NCQ)
BPF = (PRG, QLS)
BQL = (XFB, CXJ)
BQR = (PPL, PHJ)
BQV = (RGS, FGG)
BRK = (DXJ, CNQ)
BRQ = (TDC, SDB)
BRS = (RDL, SRC)
BRX = (CXK, XGH)
BSG = (JQH, FBV)
BSP = (NBX, RSM)
BTD = (MLK, CRF)
BTG = (LVS, FNX)
BTH = (CRG, PNF)
BVB = (QSF, LQC)
BVN = (PXM, QVF)
BXG = (NMR, DXV)
CBJ = (LNH, LJD)
CBS = (RPQ, GSM)
CCB = (XSL, RSX)
CCL = (BNB, FSJ)
CDB = (BQV, NHX)
CDC = (TSK, TBQ)
CDL = (GRF, QFT)
CDR = (MRL, TBF)
CFH = (TBN, TJV)
CFQ = (XBD, NNB)
CGB = (NLF, TCF)
CGR = (CDC, PSH)
CGS = (CQJ, HQN)
CHG = (NDL, RKP)
CHM = (NXR, NXR)
CHN = (BPF, QPF)
CJB = (VRT, QNM)
CJK = (PMM, JGL)
CKT = (FVB, JQM)
CKV = (GND, NSV)
CLB = (MTK, LCF)
CLC = (DVN, DVR)
CMJ = (XLD, QVQ)
CMR = (LQR, RLS)
CMT = (JHM, KNX)
CNQ = (FRL, BVB)
CQJ = (PGL, KVX)
CRF = (DRH, BRS)
CRG = (GNG, FNV)
CRR = (BQR, XTD)
CRT = (MJG, MJG)
CSD = (GBR, TMH)
CSR = (RPP, HKT)
CTR = (TMH, GBR)
CTX = (RQX, SFN)
CVC = (XBD, NNB)
CVN = (TLM, PHH)
CXG = (VPN, DHJ)
CXJ = (KGL, BRQ)
CXK = (GKD, DPT)
CXS = (PLN, GXP)
DBF = (LST, SRX)
DBG = (MLN, NLT)
DBV = (SRX, LST)
DCH = (NFK, JNS)
DDJ = (FKH, NHM)
DDV = (SXC, FMN)
DFD = (MVH, KGP)
DGF = (BDS, SFH)
DGR = (HJH, KNH)
DHJ = (LMR, RXQ)
DHQ = (SSQ, LCX)
DHR = (RSK, JRV)
DHX = (PTX, LVF)
DJK = (CFQ, CVC)
DLG = (BCG, VVJ)
DNG = (KDS, HCS)
DPF = (MDX, KRB)
DPT = (HHH, FLR)
DQK = (GPM, JFX)
DQX = (CRT, VVH)
DRH = (RDL, SRC)
DRL = (GLS, RTV)
DRV = (XRC, NXM)
DSL = (CLB, PGG)
DSN = (VMF, PBB)
DSR = (TSB, SHS)
DTA = (LBP, RFH)
DVC = (SHX, DPF)
DVD = (CDR, HCL)
DVN = (GBJ, NQB)
DVR = (GBJ, NQB)
DXJ = (FRL, BVB)
DXN = (SRM, GKL)
DXP = (JMD, VSV)
DXV = (MJS, PQF)
FBH = (MNR, NCT)
FBV = (RLT, BHL)
FFK = (QXF, NRK)
FGG = (JKJ, LDT)
FGK = (SKH, DQX)
FHF = (RTX, MBK)
FHH = (CHM, CHM)
FHQ = (RPP, HKT)
FKG = (LFV, GBH)
FKH = (SKD, FTG)
FLM = (MHX, DHR)
FLR = (SXK, XMK)
FLT = (SCD, SCD)
FLV = (SPJ, RBF)
FMN = (QRX, CTX)
FMP = (BSP, TBR)
FMQ = (VVN, MLH)
FNV = (CSR, FHQ)
FNX = (SJL, VDH)
FNZ = (GCG, SHR)
FPQ = (XRV, DQK)
FPR = (KNN, MCH)
FQB = (DDJ, KDJ)
FQX = (TRX, LSD)
FQZ = (RFH, LBP)
FRL = (QSF, LQC)
FRM = (SCD, TBZ)
FRR = (FQX, XHP)
FRV = (KVC, LHQ)
FSJ = (DNG, NCQ)
FSL = (GDL, SXG)
FTG = (MBN, HTR)
FTV = (HTS, KSN)
FVB = (KXQ, VTF)
FVT = (GRF, QFT)
FXC = (CCL, RTM)
GBH = (HJM, QBF)
GBJ = (VRK, TXJ)
GBR = (RCJ, RFR)
GCD = (GCH, LDX)
GCG = (GQQ, KFS)
GCH = (DGR, KXL)
GCL = (RKV, TFH)
GCR = (QST, RRL)
GDL = (NDN, RSF)
GFF = (BGN, PGP)
GFT = (QTJ, GCD)
GJF = (CXS, GLG)
GJS = (QJH, RHM)
GKD = (HHH, FLR)
GKL = (LFG, RBV)
GKX = (HSC, GTX)
GLG = (GXP, PLN)
GLS = (DVC, XRR)
GMB = (KQR, QGS)
GMG = (KGG, SRQ)
GMH = (MLH, VVN)
GMR = (KMS, KLC)
GND = (LDN, TJC)
GNG = (CSR, FHQ)
GNN = (LMP, RML)
GNQ = (DBF, DBV)
GPD = (GTV, BFX)
GPM = (VJC, KPQ)
GQF = (BJV, VTR)
GQJ = (PQD, RGT)
GQQ = (GFF, THH)
GRF = (HQJ, XQJ)
GRH = (LVS, FNX)
GRN = (LVL, MQV)
GRS = (LSM, LSM)
GSK = (LTT, CFH)
GSM = (TXH, CJK)
GSQ = (NLF, TCF)
GTV = (FPR, SNC)
GTX = (TKX, GFT)
GXM = (PBM, FRR)
GXP = (QHS, PCV)
GXT = (XDK, PKP)
HBR = (RXP, DBG)
HBS = (DSR, BLN)
HCB = (CRR, PXN)
HCD = (LFV, GBH)
HCL = (TBF, MRL)
HCP = (RHM, QJH)
HCS = (CMT, XQP)
HDD = (FMQ, GMH)
HDX = (NMD, BLG)
HFN = (VHM, QMD)
HGB = (GTX, HSC)
HGG = (XKN, JHQ)
HHH = (SXK, XMK)
HHM = (BSG, SQH)
HJH = (JVM, JPH)
HJK = (QCS, XRH)
HJM = (PKJ, HDD)
HKD = (BLG, NMD)
HKT = (LRL, XQM)
HKX = (GCR, KBD)
HLD = (FHH, NFJ)
HMJ = (JHD, TVM)
HMM = (RDS, DSN)
HNL = (LSR, JSJ)
HPC = (GRS, QNF)
HPH = (MPG, QMC)
HPN = (VTB, RJC)
HQJ = (MMM, PQM)
HQN = (PGL, KVX)
HRD = (GDL, SXG)
HSC = (GFT, TKX)
HSR = (XPD, FFK)
HTG = (MDR, DRL)
HTL = (HDX, HKD)
HTR = (GNN, BHC)
HTS = (XMP, XMP)
HVD = (KSQ, HBR)
HVP = (JPG, PDL)
HVX = (NRQ, RDT)
HXM = (HTS, KSN)
HXR = (VPN, DHJ)
JCV = (SVP, HBS)
JDR = (SPT, NDR)
JFC = (XGT, FQZ)
JFL = (TBR, BSP)
JFX = (VJC, KPQ)
JGJ = (RNC, RPK)
JGL = (TMF, PVQ)
JGS = (CCL, RTM)
JHA = (FMP, JFL)
JHD = (MJB, QJJ)
JHM = (CDL, FVT)
JHQ = (LPL, MPR)
JJB = (DCH, TVS)
JKJ = (LXP, XBB)
JKK = (DVN, DVR)
JMB = (PKD, HLD)
JMD = (DRV, XMM)
JMR = (TQP, SDD)
JND = (SJH, XJH)
JNS = (KTL, HSR)
JPG = (KLN, QLT)
JPH = (KVS, NGP)
JQC = (NHP, HGG)
JQH = (BHL, RLT)
JQK = (RPK, RNC)
JQM = (VTF, KXQ)
JRV = (CVN, VHV)
JSJ = (KLT, CMJ)
JTH = (NCG, VGR)
JVM = (NGP, KVS)
JVT = (MMS, SNV)
JXR = (FLV, KJC)
KBD = (RRL, QST)
KBF = (CGB, GSQ)
KCM = (JMD, VSV)
KCR = (BRX, MMG)
KCX = (PGG, CLB)
KDJ = (FKH, NHM)
KDS = (CMT, XQP)
KFC = (QMD, VHM)
KFK = (QJT, SBC)
KFS = (GFF, THH)
KGG = (HXM, FTV)
KGL = (SDB, TDC)
KGP = (XRJ, VKM)
KHH = (BFS, LVD)
KHR = (CBJ, QHN)
KHT = (PQD, RGT)
KJB = (FXC, JGS)
KJC = (SPJ, RBF)
KJH = (RVM, FQB)
KJT = (DVD, QVP)
KKG = (MNJ, QLB)
KLC = (RSN, GSK)
KLN = (PFX, NLS)
KLT = (XLD, QVQ)
KMS = (RSN, GSK)
KMT = (MBK, RTX)
KNH = (JVM, JPH)
KNN = (BCN, LSJ)
KNX = (CDL, FVT)
KPQ = (JTH, NXF)
KQR = (HRD, FSL)
KRB = (XDF, GPD)
KRH = (CRF, MLK)
KRJ = (NHX, BQV)
KSN = (XMP, XGB)
KSQ = (DBG, RXP)
KSX = (GKL, SRM)
KTL = (XPD, FFK)
KVC = (NGT, XPR)
KVN = (BHG, SHM)
KVS = (PTJ, PLH)
KVX = (VLR, MCG)
KXD = (RSV, FBH)
KXG = (LVN, KHR)
KXK = (QGS, KQR)
KXL = (KNH, HJH)
KXQ = (MQK, KJH)
LBD = (HCD, FKG)
LBH = (DLG, LKT)
LBP = (MKR, HVP)
LCF = (NMK, KCR)
LCX = (FRV, QDZ)
LDN = (LMS, HHM)
LDT = (LXP, XBB)
LDX = (DGR, KXL)
LFB = (JDR, PKB)
LFG = (CTR, CSD)
LFL = (KJB, QPB)
LFV = (QBF, HJM)
LHB = (TQP, SDD)
LHC = (DXP, KCM)
LHQ = (XPR, NGT)
LHS = (PCG, MQC)
LJD = (QJM, TRC)
LKB = (PNF, CRG)
LKR = (MBR, TLD)
LKT = (VVJ, BCG)
LLP = (XHV, PRT)
LMP = (VND, RCH)
LMR = (GXT, QSL)
LMS = (BSG, SQH)
LNH = (TRC, QJM)
LNM = (FRR, PBM)
LPL = (XNM, GNQ)
LPQ = (LKR, VQN)
LQB = (VJP, VXV)
LQC = (RPC, CBS)
LQM = (TSS, GMG)
LQR = (RLN, NVC)
LQZ = (FMN, SXC)
LRL = (TGR, XQQ)
LSD = (SFF, NFM)
LSJ = (HFN, KFC)
LSM = (DFD, PLS)
LSR = (KLT, CMJ)
LST = (RDH, MJT)
LTT = (TJV, TBN)
LVD = (CHN, SFK)
LVF = (RVN, KXD)
LVL = (DDV, DDV)
LVN = (CBJ, QHN)
LVS = (VDH, SJL)
LXP = (VGM, TKG)
MBK = (VML, VBC)
MBN = (GNN, BHC)
MBR = (VHQ, NLL)
MBT = (QBQ, RNG)
MCG = (MFR, MBT)
MCH = (LSJ, BCN)
MDR = (GLS, RTV)
MDX = (GPD, XDF)
MFR = (QBQ, RNG)
MHN = (XSL, RSX)
MHX = (RSK, JRV)
MJB = (LLP, QSV)
MJG = (LVL, LVL)
MJR = (DQK, XRV)
MJS = (VTD, HNL)
MJT = (SVN, HPN)
MKP = (QCS, XRH)
MKR = (PDL, JPG)
MLH = (MRQ, XKF)
MLK = (BRS, DRH)
MLN = (NDD, HVX)
MMA = (KVC, LHQ)
MMD = (TLN, KHH)
MMG = (XGH, CXK)
MMM = (SSX, SSX)
MMS = (JQC, PXQ)
MNJ = (FGK, PQV)
MNQ = (KFK, XJX)
MNR = (LKB, BTH)
MPG = (HVD, BKR)
MPR = (XNM, GNQ)
MQC = (RFV, XFQ)
MQK = (RVM, FQB)
MQT = (HBS, SVP)
MQV = (DDV, LQZ)
MRL = (LQB, RXN)
MRQ = (DHX, QHV)
MTK = (NMK, KCR)
MVH = (XRJ, VKM)
MXJ = (DXJ, CNQ)
MXM = (TCN, HKX)
MXP = (SHM, BHG)
NBX = (JGJ, JQK)
NCA = (SXC, FMN)
NCD = (GQJ, KHT)
NCG = (BRK, MXJ)
NCQ = (HCS, KDS)
NCT = (BTH, LKB)
NDD = (NRQ, RDT)
NDL = (SDF, RLB)
NDN = (TFR, QGN)
NDR = (MKP, HJK)
NFJ = (CHM, NTV)
NFK = (HSR, KTL)
NFM = (RGC, HMM)
NGP = (PTJ, PLH)
NGT = (KMT, FHF)
NHM = (FTG, SKD)
NHP = (XKN, JHQ)
NHX = (FGG, RGS)
NKH = (XMS, STV)
NLF = (BKM, CGR)
NLL = (JKK, CLC)
NLS = (BTD, KRH)
NLT = (HVX, NDD)
NMD = (VTL, GMR)
NMK = (MMG, BRX)
NML = (DXP, KCM)
NMR = (MJS, PQF)
NNB = (GRH, BTG)
NQB = (TXJ, VRK)
NQH = (JDR, PKB)
NQT = (GND, NSV)
NRK = (DGF, XFL)
NRQ = (PGT, LHS)
NSF = (QCT, QCT)
NSV = (TJC, LDN)
NTV = (NXR, JFC)
NVC = (CDB, KRJ)
NVL = (LVN, KHR)
NXF = (VGR, NCG)
NXM = (KXK, GMB)
NXR = (XGT, XGT)
PBB = (NQT, CKV)
PBM = (XHP, FQX)
PCG = (RFV, XFQ)
PCV = (QTC, HTL)
PCX = (JND, VRX)
PDL = (QLT, KLN)
PFX = (KRH, BTD)
PGG = (LCF, MTK)
PGL = (VLR, MCG)
PGP = (SMG, JJB)
PGR = (LBH, SRF)
PGT = (MQC, PCG)
PHH = (NVL, KXG)
PHJ = (VCG, VNT)
PJM = (GJS, HCP)
PKB = (SPT, NDR)
PKD = (FHH, NFJ)
PKJ = (GMH, FMQ)
PKP = (SXS, MNQ)
PLH = (JVT, BJT)
PLN = (QHS, PCV)
PLS = (MVH, KGP)
PMM = (PVQ, TMF)
PMP = (LFL, SLN)
PNF = (GNG, FNV)
PNQ = (CVC, CFQ)
PNV = (LFL, SLN)
PPL = (VCG, VNT)
PQD = (MJR, FPQ)
PQF = (VTD, HNL)
PQM = (SSX, DHQ)
PQV = (SKH, DQX)
PRD = (FVB, JQM)
PRG = (THM, KKG)
PRT = (BVN, SHD)
PSH = (TSK, TBQ)
PTF = (VRX, JND)
PTJ = (BJT, JVT)
PTX = (RVN, KXD)
PVQ = (TFG, JMB)
PXM = (JMR, LHB)
PXN = (XTD, BQR)
PXQ = (NHP, HGG)
QBF = (HDD, PKJ)
QBQ = (RPH, XSF)
QBR = (STV, XMS)
QCC = (RMK, QGL)
QCS = (LHC, NML)
QCT = (SHR, GCG)
QDH = (RMK, QGL)
QDZ = (LHQ, KVC)
QFH = (SJN, TRV)
QFT = (HQJ, XQJ)
QGL = (BQL, SKL)
QGN = (SRG, HPC)
QGS = (FSL, HRD)
QHN = (LNH, LJD)
QHP = (RBP, RMS)
QHS = (HTL, QTC)
QHV = (LVF, PTX)
QJH = (PTF, PCX)
QJJ = (QSV, LLP)
QJM = (QSP, CJB)
QJT = (CGS, VLK)
QLB = (PQV, FGK)
QLS = (KKG, THM)
QLT = (NLS, PFX)
QMC = (BKR, HVD)
QMD = (TGL, TSJ)
QMJ = (GMG, TSS)
QNF = (LSM, ZZZ)
QNM = (TDB, RFQ)
QPB = (FXC, JGS)
QPF = (QLS, PRG)
QRX = (SFN, RQX)
QSF = (CBS, RPC)
QSL = (XDK, PKP)
QSP = (QNM, VRT)
QST = (MMD, RMN)
QSV = (XHV, PRT)
QTC = (HKD, HDX)
QTJ = (LDX, GCH)
QVF = (LHB, JMR)
QVP = (CDR, HCL)
QVQ = (KJT, TDM)
QXF = (XFL, DGF)
RBF = (LFB, NQH)
RBP = (LBD, TDQ)
RBV = (CSD, CTR)
RCD = (GSQ, CGB)
RCH = (RPD, SFX)
RCJ = (RXK, RHL)
RDH = (HPN, SVN)
RDL = (PGR, TPK)
RDR = (DHR, MHX)
RDS = (PBB, VMF)
RDT = (PGT, LHS)
RFH = (MKR, HVP)
RFQ = (KCX, DSL)
RFR = (RHL, RXK)
RFV = (RMQ, NCD)
RGC = (RDS, DSN)
RGS = (JKJ, LDT)
RGT = (MJR, FPQ)
RHL = (XJK, RJF)
RHM = (PCX, PTF)
RJC = (PNQ, DJK)
RJF = (BXG, BFF)
RKP = (RLB, SDF)
RKV = (GQF, VKF)
RLB = (NKH, QBR)
RLN = (KRJ, CDB)
RLQ = (RMS, RBP)
RLS = (RLN, NVC)
RLT = (PMP, PNV)
RMK = (BQL, SKL)
RML = (RCH, VND)
RMN = (TLN, KHH)
RMQ = (GQJ, KHT)
RMS = (LBD, TDQ)
RNC = (CMR, SQR)
RNG = (XSF, RPH)
RNT = (BGC, QFH)
RPC = (RPQ, GSM)
RPD = (HCB, VLG)
RPH = (QHP, RLQ)
RPK = (CMR, SQR)
RPP = (LRL, XQM)
RPQ = (CJK, TXH)
RQB = (GLG, CXS)
RQX = (KSX, DXN)
RRL = (RMN, MMD)
RSF = (TFR, QGN)
RSK = (VHV, CVN)
RSM = (JGJ, JQK)
RSN = (CFH, LTT)
RSV = (MNR, NCT)
RSX = (BCR, LPQ)
RTM = (FSJ, BNB)
RTV = (DVC, XRR)
RTX = (VBC, VML)
RVM = (KDJ, DDJ)
RVN = (FBH, RSV)
RXK = (RJF, XJK)
RXN = (VJP, VXV)
RXP = (MLN, NLT)
RXQ = (QSL, GXT)
SBC = (CGS, VLK)
SBD = (VBQ, VBQ)
SCD = (FMP, JFL)
SDB = (LNM, GXM)
SDD = (SBD, SHT)
SDF = (NKH, QBR)
SFF = (RGC, HMM)
SFH = (HXR, CXG)
SFK = (QPF, BPF)
SFN = (DXN, KSX)
SFT = (FLV, KJC)
SFX = (VLG, HCB)
SHD = (QVF, PXM)
SHM = (HPH, BMN)
SHR = (GQQ, KFS)
SHS = (CKT, PRD)
SHT = (VBQ, BJJ)
SHX = (KRB, MDX)
SJH = (GCL, XKM)
SJL = (QDH, QCC)
SJN = (MXP, KVN)
SKD = (HTR, MBN)
SKH = (CRT, VVH)
SKL = (CXJ, XFB)
SLN = (QPB, KJB)
SMG = (TVS, DCH)
SNC = (KNN, MCH)
SNV = (PXQ, JQC)
SPJ = (LFB, NQH)
SPT = (HJK, MKP)
SQH = (JQH, FBV)
SQR = (LQR, RLS)
SRC = (TPK, PGR)
SRF = (DLG, LKT)
SRG = (GRS, GRS)
SRM = (LFG, RBV)
SRQ = (HXM, FTV)
SRX = (MJT, RDH)
SSQ = (FRV, FRV)
SSX = (SSQ, SSQ)
STV = (MXM, XCX)
SVN = (RJC, VTB)
SVP = (DSR, BLN)
SXC = (QRX, CTX)
SXG = (NDN, RSF)
SXK = (SFT, JXR)
SXS = (XJX, KFK)
TBF = (RXN, LQB)
TBN = (RDR, FLM)
TBQ = (MHN, CCB)
TBR = (RSM, NBX)
TBZ = (JFL, FMP)
TCF = (BKM, CGR)
TCN = (GCR, KBD)
TDB = (KCX, DSL)
TDC = (GXM, LNM)
TDM = (QVP, DVD)
TDQ = (FKG, HCD)
TFG = (PKD, HLD)
TFH = (GQF, VKF)
TFR = (SRG, SRG)
TGL = (KBF, RCD)
TGR = (PJM, TQV)
THH = (BGN, PGP)
THM = (MNJ, QLB)
TJC = (LMS, HHM)
TJJ = (QCT, FNZ)
TJV = (RDR, FLM)
TKG = (JCV, MQT)
TKP = (JHD, TVM)
TKX = (GCD, QTJ)
TLD = (NLL, VHQ)
TLM = (NVL, KXG)
TLN = (LVD, BFS)
TMF = (TFG, JMB)
TMH = (RFR, RCJ)
TPK = (LBH, SRF)
TQP = (SBD, SHT)
TQV = (HCP, GJS)
TRC = (QSP, CJB)
TRV = (KVN, MXP)
TRX = (NFM, SFF)
TSB = (CKT, PRD)
TSJ = (RCD, KBF)
TSK = (CCB, MHN)
TSS = (SRQ, KGG)
TVA = (SHR, GCG)
TVM = (QJJ, MJB)
TVS = (NFK, JNS)
TXH = (JGL, PMM)
TXJ = (TKP, HMJ)
VBC = (GKX, HGB)
VBQ = (FLT, FLT)
VCG = (VVS, HTG)
VDH = (QDH, QCC)
VGM = (MQT, JCV)
VGR = (MXJ, BRK)
VHM = (TGL, TSJ)
VHQ = (CLC, JKK)
VHV = (TLM, PHH)
VJC = (NXF, JTH)
VJP = (BMG, CHG)
VJR = (BGC, QFH)
VKF = (VTR, BJV)
VKM = (GJF, RQB)
VLG = (PXN, CRR)
VLK = (HQN, CQJ)
VLR = (MBT, MFR)
VMF = (CKV, NQT)
VML = (GKX, HGB)
VND = (RPD, SFX)
VNT = (VVS, HTG)
VPN = (LMR, RXQ)
VQN = (TLD, MBR)
VRK = (HMJ, TKP)
VRT = (TDB, RFQ)
VRX = (SJH, XJH)
VSV = (XMM, DRV)
VTB = (PNQ, DJK)
VTD = (JSJ, LSR)
VTF = (KJH, MQK)
VTL = (KLC, KMS)
VTR = (LQM, QMJ)
VVH = (MJG, GRN)
VVJ = (RNT, VJR)
VVN = (XKF, MRQ)
VVS = (DRL, MDR)
VXV = (CHG, BMG)
XBB = (TKG, VGM)
XBD = (GRH, BTG)
XCX = (TCN, HKX)
XDF = (BFX, GTV)
XDK = (MNQ, SXS)
XFB = (BRQ, KGL)
XFL = (SFH, BDS)
XFQ = (RMQ, NCD)
XGB = (NSF, TJJ)
XGH = (DPT, GKD)
XGT = (LBP, RFH)
XHP = (TRX, LSD)
XHV = (SHD, BVN)
XJH = (XKM, GCL)
XJK = (BFF, BXG)
XJX = (SBC, QJT)
XKF = (DHX, QHV)
XKM = (RKV, TFH)
XKN = (LPL, MPR)
XLD = (KJT, TDM)
XMK = (JXR, SFT)
XMM = (XRC, NXM)
XMP = (NSF, NSF)
XMS = (MXM, XCX)
XNM = (DBV, DBF)
XPD = (NRK, QXF)
XPR = (FHF, KMT)
XQJ = (MMM, PQM)
XQM = (TGR, XQQ)
XQP = (JHM, KNX)
XQQ = (PJM, TQV)
XRC = (KXK, GMB)
XRH = (NML, LHC)
XRJ = (RQB, GJF)
XRR = (SHX, DPF)
XRV = (GPM, JFX)
XSF = (QHP, RLQ)
XSL = (LPQ, BCR)
XTD = (PPL, PHJ)
ZZZ = (PLS, DFD)

1
day_08/rustfmt.toml Normal file
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@ -0,0 +1 @@
hard_tabs = true

46
day_08/src/main.rs Normal file
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@ -0,0 +1,46 @@
use std::{collections::HashMap, fs};
use num::Integer;
fn main() {
let data = fs::read_to_string("input.txt").unwrap();
let (instructions, map) = data.split_once("\n\n").unwrap();
let map: HashMap<String, (String, String)> = map
.lines()
.map(|line| {
// BKM = (CDC, PSH)
let source = line[..3].to_owned();
let left = line[7..10].to_owned();
let right = line[12..15].to_owned();
(source, (left, right))
})
.collect();
let mut location = "AAA";
let mut steps = 0;
while location != "ZZZ" {
location = match &instructions[steps % instructions.len()..][..1] {
"L" => &map[location].0,
"R" => &map[location].1,
_ => panic!(),
};
steps += 1;
}
println!("{steps}");
let paths = map.keys().filter(|s| s.ends_with('A')).map(|start| {
let mut location = start;
let mut steps = 0;
while !location.ends_with('Z') {
location = match &instructions[steps % instructions.len()..][..1] {
"L" => &map[location].0,
"R" => &map[location].1,
_ => panic!(),
};
steps += 1;
}
steps
});
let total_steps: usize = paths.fold(1, |a, b| a.lcm(&b));
println!("{total_steps}");
}