nove.dev
:)
a little cleaner
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-4
+4
-4
src/day5.rs
+4
-4
src/day5.rs
···
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pub fn day5_part2(input: &str) -> String {
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let (mut ranges, _) = parse(input);
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ranges.sort_by_key(|r| *r.start());
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let collapsed = collapse(&ranges);
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let total_range = collapsed
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collapse(&ranges)
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.into_iter()
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.fold(0, |acc, elem| acc + (elem.end() - elem.start() + 1));
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total_range.to_string()
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.map(|range| range.end() - range.start() + 1)
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.sum::<i64>()
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.to_string()
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}
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/// ranges must be sorted