結果

問題 No.2772 Appearing Even Times
ユーザー 👑 binap
提出日時 2024-05-27 20:27:10
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 2,462 ms / 4,000 ms
コード長 964 bytes
コンパイル時間 413 ms
コンパイル使用メモリ 82,048 KB
実行使用メモリ 83,200 KB
最終ジャッジ日時 2024-12-20 20:40:21
合計ジャッジ時間 20,213 ms
ジャッジサーバーID
(参考情報)
judge5 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 19
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

MOD = 998244353
def solve(s):
n = len(s)
equal = [0] * (1 << 10)
small = [0] * (1 << 10)
num = int(s[0])
for x in range(1, num):
small[1 << x] += 1
equal[1 << num] += 1
for i in range(1, n):
equal_old = equal[:]
small_old = small[:]
equal = [0] * (1 << 10)
small = [0] * (1 << 10)
num = int(s[i])
for bit in range(1 << 10):
for x in range(num):
small[bit ^ (1 << x)] = (small[bit ^ (1 << x)] + equal_old[bit]) % MOD
equal[bit ^ (1 << num)] = (equal[bit ^ (1 << num)] + equal_old[bit]) % MOD
for x in range(10):
small[bit ^ (1 << x)] = (small[bit ^ (1 << x)] + small_old[bit]) % MOD
for x in range(1, 10):
small[1 << x] = (small[1 << x] + 1) % MOD
return (equal[0] + small[0]) % MOD
if __name__ == "__main__":
s = input().strip()
print(solve(s))
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