Make the code a bit more functional
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6ec6ac4200
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@ -14,29 +14,25 @@ fn get_elves(raw: &str) -> Vec<Vec<u32>> {
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}
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}
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fn get_elf_totals(elves: &Vec<Vec<u32>>) -> Vec<u32> {
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fn get_elf_totals(elves: &Vec<Vec<u32>>) -> Vec<u32> {
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let mut totals: Vec<u32> = Vec::new();
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elves
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for elf in elves {
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let sum = elf
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.clone()
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.clone()
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.into_iter()
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.into_iter()
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.map(|elf| {
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elf.into_iter()
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.reduce(|accum, item| accum + item)
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.reduce(|accum, item| accum + item)
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.unwrap();
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.unwrap()
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})
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totals.push(sum)
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.collect()
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}
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totals
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}
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}
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fn main() -> Result<(), Box<dyn Error>> {
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fn main() -> Result<(), Box<dyn Error>> {
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let file_str = fs::read_to_string("input.txt")?;
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let file_str = fs::read_to_string("input.txt")?;
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let elves = get_elves(&file_str);
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let elves = get_elves(&file_str);
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let mut totals: Vec<u32> = get_elf_totals(&elves);
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let mut totals: Vec<u32> = get_elf_totals(&elves);
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totals.sort();
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totals.sort();
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totals.reverse();
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totals.reverse();
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// let most = totals.iter().max().unwrap();
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let most = totals[0];
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let most = totals[0];
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let top3 = totals[0] + totals[1] + totals[2];
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let top3 = totals[0] + totals[1] + totals[2];
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