haselkern/aoc2021
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Make code less verbose

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This commit is contained in:
Lars Martens 2021-12-02 08:11:11 +01:00
parent 235419e900
commit 4d6e7dcf92
1 changed files with 6 additions and 10 deletions
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16
src/bin/01.rs
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@ -1,14 +1,9 @@
const INPUT: &str = include_str!("../../input/01a.txt");
fn main() {
let nums = input();
let count = count_increases(nums);
println!("First solution: {}", count);
println!("First solution: {}", count_increases(input()));
let input: Vec<i32> = input().collect();
let nums = input.windows(3).map(|w| w.iter().sum());
let count = count_increases(nums);
println!("Second solution: {}", count);
println!("Second solution: {}", count_increases(nums));
}
fn count_increases(it: impl Iterator<Item = i32>) -> usize {
@ -21,7 +16,6 @@ fn count_increases(it: impl Iterator<Item = i32>) -> usize {
count += 1;
}
}
prev = Some(n);
}
@ -29,5 +23,7 @@ fn count_increases(it: impl Iterator<Item = i32>) -> usize {
}
fn input() -> impl Iterator<Item = i32> {
INPUT.lines().map(|l| l.parse::<i32>().unwrap())
}
include_str!("../../input/01a.txt")
.lines()
.map(|l| l.parse().unwrap())
}