結果
| 問題 |
No.335 門松宝くじ
|
| コンテスト | |
| ユーザー |
lam6er
|
| 提出日時 | 2025-03-31 17:58:23 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 1,591 bytes |
| コンパイル時間 | 199 ms |
| コンパイル使用メモリ | 82,052 KB |
| 実行使用メモリ | 54,480 KB |
| 最終ジャッジ日時 | 2025-03-31 17:59:06 |
| 合計ジャッジ時間 | 4,018 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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()
ptr = 0
N = int(input[ptr])
ptr += 1
M = int(input[ptr])
ptr += 1
tickets = []
for _ in range(M):
E = list(map(int, input[ptr:ptr+N]))
ptr += N
tickets.append(E)
max_expected = -1
best_ticket = 0
for ticket_idx in range(M):
E = tickets[ticket_idx]
best_prize = [[0]*(N+2) for _ in range(N+2)] # 1-based indexing
for i, j, k in combinations(range(N), 3):
a = E[i]
b = E[j]
c = E[k]
if a == b or b == c or a == c:
continue
sorted_vals = sorted([a, b, c])
med = sorted_vals[1]
if med not in (a, c):
continue
max_val = max(a, b, c)
pairs = [(a, b), (a, c), (b, c)]
for pair in pairs:
u, v = sorted(pair)
if best_prize[u][v] < max_val:
best_prize[u][v] = max_val
total = 0
count = 0
for u in range(1, N+1):
for v in range(u+1, N+1):
total += best_prize[u][v]
count += 1
if count == 0:
expected = 0.0
else:
expected = total / count
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()
lam6er