2022 rust day 15

2022-12-15 20:22:53 +01:00 · 2022-12-15 20:22:53 +01:00 · 5ce90549ff
parent 1f25b74ed1
commit 5ce90549ff
1 changed files with 3 additions and 1 deletions
--- a/2022/rust/src/solutions/day15.rs
+++ b/2022/rust/src/solutions/day15.rs
@ -92,7 +92,9 @@ fn solve2<const SEARCH_SPACE: isize>(data: &Data) -> isize {
    (0..SEARCH_SPACE).into_iter()
        .flat_map(|cur_row| {
            let ranges = ranges_for_row(&ranges, cur_row)
-                .filter(|range| 0 <= *range.end() || *range.end() <= SEARCH_SPACE)
+                .filter(|range|
+                    -1 <= *range.end() && *range.end() < SEARCH_SPACE || 0 < *range.start() && *range.start() <= SEARCH_SPACE + 1
+                )
                .collect();

            let mut ranges = merge_ranges(ranges).into_iter();