結果
問題 |
No.506 限られたジャパリまん
|
ユーザー |
![]() |
提出日時 | 2025-06-12 20:27:44 |
言語 | PyPy3 (7.3.15) |
結果 |
WA
|
実行時間 | - |
コード長 | 1,497 bytes |
コンパイル時間 | 342 ms |
コンパイル使用メモリ | 82,560 KB |
実行使用メモリ | 78,288 KB |
最終ジャッジ日時 | 2025-06-12 20:28:14 |
合計ジャッジ時間 | 12,975 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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ファイルパターン | 結果 |
---|---|
other | AC * 12 WA * 13 |
ソースコード
MOD = 10**9 + 7 H, W, K, P = map(int, input().split()) friends = [] for _ in range(K): x, y, name = input().split() friends.append((int(x), int(y), name)) max_count = 0 best_mask = 0 for mask in range(0, 1 << K): cnt = bin(mask).count('1') if cnt > P: continue blocked = set() for i in range(K): if not (mask & (1 << i)): x, y, _ = friends[i] blocked.add((x, y)) dp = [[0] * (W + 1) for _ in range(H + 1)] if (0, 0) not in blocked: dp[0][0] = 1 for x in range(H + 1): for y in range(W + 1): if x == 0 and y == 0: continue if (x, y) in blocked: dp[x][y] = 0 continue total = 0 if x > 0: total += dp[x-1][y] if y > 0: total += dp[x][y-1] dp[x][y] = total % MOD current = dp[H][W] if current > max_count: max_count = current best_mask = mask elif current == max_count and current != 0: current_included = [i for i in range(K) if (mask & (1 << i))] best_included = [i for i in range(K) if (best_mask & (1 << i))] if current_included < best_included: best_mask = mask if max_count == 0: print(0) else: print(max_count % MOD) included_names = [friends[i][2] for i in range(K) if (best_mask & (1 << i))] for name in included_names: print(name)