結果
| 問題 |
No.2152 [Cherry Anniversary 2] 19 Petals of Cherry
|
| コンテスト | |
| ユーザー |
lam6er
|
| 提出日時 | 2025-03-31 17:18:22 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 1,971 bytes |
| コンパイル時間 | 143 ms |
| コンパイル使用メモリ | 82,712 KB |
| 実行使用メモリ | 183,644 KB |
| 最終ジャッジ日時 | 2025-03-31 17:19:11 |
| 合計ジャッジ時間 | 29,454 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 40 TLE * 9 |
ソースコード
import sys
from collections import defaultdict
def main():
candidates = []
for _ in range(19):
parts = list(map(int, sys.stdin.readline().split()))
if not parts:
candidates.append([])
continue
L = parts[0]
if L == 0:
candidates.append([])
else:
candidates.append(parts[1:1+L])
for cs in candidates:
if not cs:
print(0, 0)
return
prev_even = defaultdict(int)
prev_even[0] = 1
prev_odd = defaultdict(int)
for step in range(19):
cs = candidates[step]
curr_even = defaultdict(int)
curr_odd = defaultdict(int)
for mask, cnt_even in prev_even.items():
for k in cs:
if not (mask & (1 << (k - 1))):
new_mask = mask | (1 << (k - 1))
shifted = mask >> k
cnt = shifted.bit_count()
new_parity = (cnt % 2)
if new_parity == 0:
curr_even[new_mask] += cnt_even
else:
curr_odd[new_mask] += cnt_even
for mask, cnt_odd in prev_odd.items():
for k in cs:
if not (mask & (1 << (k - 1))):
new_mask = mask | (1 << (k - 1))
shifted = mask >> k
cnt = shifted.bit_count()
new_parity = (cnt % 2) ^ 1
if new_parity == 0:
curr_even[new_mask] += cnt_odd
else:
curr_odd[new_mask] += cnt_odd
prev_even, prev_odd = curr_even, curr_odd
if not prev_even and not prev_odd:
break
full_mask = (1 << 19) - 1
X_even = prev_even.get(full_mask, 0)
X_odd = prev_odd.get(full_mask, 0)
print(X_even, X_odd)
if __name__ == "__main__":
main()
lam6er