day5: Parse maps

This commit is contained in:
Samuel Ortion 2023-12-10 20:18:20 +01:00
parent cd14389fe9
commit ff5656b694
1 changed files with 23 additions and 1 deletions

View File

@ -1,7 +1,25 @@
use std::fs;
fn parse_steps(content: &str) -> Vec<Vec<Vec<u32>>> {
fn parse_steps(lines: std::str::Lines) -> Vec<Vec<Vec<u32>>> {
let mut steps: Vec<Vec<Vec<u32>>> = Vec::new();
let mut step: Vec<Vec<u32>> = Vec::new();
for line in lines {
if line.contains("-to-") {
step = Vec::new();
steps.push(step);
} else if line != "" {
let numbers: Vec<&str> = line.split(" ").collect();
let numbers: Vec<u32> = numbers
.iter()
.map(|string| {
let number: u32 = string.parse().unwrap();
number
})
.collect();
let n = steps.len();
steps[n - 1].push(numbers);
}
}
steps
}
@ -19,6 +37,10 @@ fn main() {
.expect("Should have a seed")
.split(" ")
.collect();
let steps = parse_steps(lines);
for step in steps {
println!("{:?}", step);
}
let seeds: Vec<u32> = seeds
.iter()
.map(|string| {