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| author | mhsn <mail@mhsn.net> | 2026-03-18 21:48:13 +0000 |
|---|---|---|
| committer | mhsn <mail@mhsn.net> | 2026-03-18 21:48:13 +0000 |
| commit | 86bac31392a76da84817eec020d2b84d099b3cc1 (patch) | |
| tree | e2ee52db59b86b914d5b4bcceb19c9b5d899fff4 /2024/10/python.py | |
| parent | 62fe361fc42dea75deaf7ac31c0ba6ba80e26a9c (diff) | |
| download | puzzles-86bac31392a76da84817eec020d2b84d099b3cc1.tar.gz puzzles-86bac31392a76da84817eec020d2b84d099b3cc1.zip | |
Diffstat (limited to '2024/10/python.py')
| -rwxr-xr-x | 2024/10/python.py | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/2024/10/python.py b/2024/10/python.py deleted file mode 100755 index 88892b6..0000000 --- a/2024/10/python.py +++ /dev/null @@ -1,43 +0,0 @@ -#!/usr/bin/env python3 - -from fileinput import input - -grid = [[int(c) for c in line.strip()] for line in input()] - -starts = { - (idx, idy) for idy, line in enumerate(grid) for idx, n in enumerate(line) if n == 0 -} - -# print(*grid, sep="\n") -# print(starts) - - -def score_trailhead(start, gold): - score = 0 - q = [start] - seen = set() - while q: - x, y = q.pop() - seen.add((x, y)) - - h = grid[y][x] - if h == 9: - score += 1 - continue - for dx, dy in [(0, 1), (0, -1), (1, 0), (-1, 0)]: - nx, ny = x + dx, y + dy - if ((nx, ny) in seen and not gold) or not ( - 0 <= nx < len(grid) and 0 <= ny < len(grid[0]) - ): - continue - - if grid[ny][nx] == h + 1: - q.append((nx, ny)) - return score - - -silver = sum(score_trailhead(start, False) for start in starts) -gold = sum(score_trailhead(start, True) for start in starts) - -print("silver:", silver) -print("gold:", gold) |
