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use mod operator

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Adam Millerchip 2022-08-14 00:46:10 +09:00
parent 9a81f47677
commit 280e6fcf2b
1 changed files with 1 additions and 1 deletions
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2020/zig/src/day03.zig
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@ -39,7 +39,7 @@ fn count_trees(slope: [][]bool, delta_x: usize, delta_y: usize) usize {
if (square) {
count += 1;
}
x = std.math.mod(usize, x + delta_x, slope[y].len) catch 0;
x = (x + delta_x) % slope[y].len;
y += delta_y;
}
return count;