結果
| 問題 |
No.1634 Sorting Integers (Multiple of K) Hard
|
| コンテスト | |
| ユーザー |
gew1fw
|
| 提出日時 | 2025-06-12 20:52:21 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
MLE
|
| 実行時間 | - |
| コード長 | 1,429 bytes |
| コンパイル時間 | 198 ms |
| コンパイル使用メモリ | 82,052 KB |
| 実行使用メモリ | 602,212 KB |
| 最終ジャッジ日時 | 2025-06-12 20:56:41 |
| 合計ジャッジ時間 | 6,761 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 4 |
| other | AC * 4 MLE * 1 -- * 23 |
ソースコード
import sys
from collections import defaultdict
def main():
N, K = map(int, sys.stdin.readline().split())
c = list(map(int, sys.stdin.readline().split()))
counts = tuple(c)
# Precompute the weights for each position p
weight = []
for p in range(N):
exponent = N - 1 - p
w = pow(10, exponent, K)
weight.append(w)
# Initialize DP
current_dp = defaultdict(int)
current_dp[(counts, 0)] = 1
for p in range(N):
next_dp = defaultdict(int)
for (current_counts, mod), ways in current_dp.items():
current_counts_list = list(current_counts)
for d in range(1, 10):
if current_counts_list[d - 1] == 0:
continue
# Create new counts
new_counts = list(current_counts_list)
new_counts[d - 1] -= 1
new_counts_tuple = tuple(new_counts)
# Compute new mod
contribution = d * weight[p]
new_mod = (mod + contribution) % K
# Update next_dp
key = (new_counts_tuple, new_mod)
next_dp[key] += ways
current_dp = next_dp
# The final state is all counts zero and mod 0
final_counts = (0, 0, 0, 0, 0, 0, 0, 0, 0)
answer = current_dp.get((final_counts, 0), 0)
print(answer)
if __name__ == "__main__":
main()
gew1fw