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Avoid unnecessary floor

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Bert Peters
2023-12-07 21:52:37 +01:00
parent e1c23385c9
commit 2d2be463d1
1 changed files with 1 additions and 1 deletions
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2023/src/day06.rs
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@@ -55,7 +55,7 @@ fn ways(time: u64, distance: u64) -> u64 {
0 0
} else { } else {
// Note: can leave out quite a bit of the quadratic formula because things cancel out nicely // Note: can leave out quite a bit of the quadratic formula because things cancel out nicely
let solution = ((b - d.sqrt()) / 2.0 + 1.0).floor() as u64; let solution = ((b - d.sqrt()) / 2.0 + 1.0) as u64;
let half = time / 2; let half = time / 2;
let make_it = half - solution + 1; let make_it = half - solution + 1;