結果
問題 | No.335 門松宝くじ |
ユーザー |
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提出日時 | 2025-06-12 16:10:58 |
言語 | PyPy3 (7.3.15) |
結果 |
TLE
|
実行時間 | - |
コード長 | 1,755 bytes |
コンパイル時間 | 237 ms |
コンパイル使用メモリ | 82,184 KB |
実行使用メモリ | 54,144 KB |
最終ジャッジ日時 | 2025-06-12 16:11:04 |
合計ジャッジ時間 | 3,943 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 1 TLE * 1 -- * 8 |
ソースコード
import sys from itertools import combinations def main(): input = sys.stdin.read().split() idx = 0 N, M = int(input[idx]), int(input[idx+1]) idx += 2 tickets = [] for _ in range(M): E = list(map(int, input[idx:idx+N])) idx += N tickets.append(E) best_ticket = 0 max_expected = -1 for ticket_idx, E in enumerate(tickets): pos_map = {v: i for i, v in enumerate(E)} total = 0 count = 0 # Generate all possible (a, b) pairs for a, b in combinations(E, 2): i = pos_map[a] j = pos_map[b] current_max = 0 # Iterate all possible c (not a or b) for c in E: if c == a or c == b: continue k = pos_map[c] # Sort the positions to get the order in the ticket positions = sorted([i, j, k]) x = E[positions[0]] y = E[positions[1]] z = E[positions[2]] # Compute median using max and min max_val = max(x, y, z) min_val = min(x, y, z) median = x + y + z - max_val - min_val if median == x or median == z: if max_val > current_max: current_max = max_val total += current_max count += 1 # Calculate expected value expected = total / count if count else 0 # Update best ticket if expected > max_expected or (expected == max_expected and ticket_idx < best_ticket): max_expected = expected best_ticket = ticket_idx print(best_ticket) if __name__ == '__main__': main()