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solution: cleanup day25 part1

This commit is contained in:
Matej Janezic 2022-12-13 23:56:32 +01:00
parent 0000041006
commit 0000042080
Signed by: janezicmatej
GPG Key ID: 4298E230ED37B2C0
1 changed files with 5 additions and 2 deletions
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7
src/bin/25.rs
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@ -1,4 +1,7 @@
const ONE: u64 = 20151125; const ONE: u64 = 20151125;
const MULTIPLY: u64 = 252533;
const MOD: u64 = 33554393;
pub fn part_one(input: &str) -> Option<u64> { pub fn part_one(input: &str) -> Option<u64> {
let l = input.len(); let l = input.len();
let (row, column): (u32, u32) = input[80..l - 1] let (row, column): (u32, u32) = input[80..l - 1]
@ -10,13 +13,13 @@ pub fn part_one(input: &str) -> Option<u64> {
let mut c = 1; let mut c = 1;
let mut code = ONE; let mut code = ONE;
while c < n { while c < n {
code = (code * 252533) % 33554393; code = (code * MULTIPLY) % MOD;
c += 1; c += 1;
} }
Some(code) Some(code)
} }
pub fn part_two(input: &str) -> Option<u32> { pub fn part_two(_input: &str) -> Option<u32> {
None None
} }
fn main() { fn main() {