結果
| 問題 |
No.709 優勝可能性
|
| コンテスト | |
| ユーザー |
lam6er
|
| 提出日時 | 2025-03-31 17:50:04 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 348 ms / 3,500 ms |
| コード長 | 1,687 bytes |
| コンパイル時間 | 329 ms |
| コンパイル使用メモリ | 82,376 KB |
| 実行使用メモリ | 203,068 KB |
| 最終ジャッジ日時 | 2025-03-31 17:50:55 |
| 合計ジャッジ時間 | 5,833 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 22 |
ソースコード
def main():
import sys
input = sys.stdin.read
data = input().split()
idx = 0
N = int(data[idx])
M = int(data[idx + 1])
idx += 2
R = []
for _ in range(N):
R.append(list(map(int, data[idx:idx + M])))
idx += M
current_max_val = [0] * M
current_max_people = [set() for _ in range(M)]
active = [0] * (N + 2) # 1-based indexing
result = 0
answers = []
for k in range(1, N + 1):
row = R[k-1]
for j in range(M):
val = row[j]
if val > current_max_val[j]:
# Process previous max people
prev_people = current_max_people[j]
for i in prev_people:
old = active[i]
active[i] -= 1
new = active[i]
if old == 1 and new == 0:
result -= 1
current_max_people[j].clear()
current_max_val[j] = val
current_max_people[j].add(k)
# Now add k
old = active[k]
active[k] += 1
new = active[k]
if old == 0 and new == 1:
result += 1
elif val == current_max_val[j]:
if k not in current_max_people[j]:
current_max_people[j].add(k)
old = active[k]
active[k] += 1
new = active[k]
if old == 0 and new == 1:
result += 1
answers.append(result)
for ans in answers:
print(ans)
if __name__ == '__main__':
main()
lam6er