結果
| 問題 |
No.733 分身並列コーディング
|
| コンテスト | |
| ユーザー |
lam6er
|
| 提出日時 | 2025-03-20 20:40:18 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 1,801 bytes |
| コンパイル時間 | 148 ms |
| コンパイル使用メモリ | 82,756 KB |
| 実行使用メモリ | 188,788 KB |
| 最終ジャッジ日時 | 2025-03-20 20:40:28 |
| 合計ジャッジ時間 | 3,293 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 |
|---|---|
| sample | AC * 3 |
| other | TLE * 1 -- * 45 |
ソースコード
import sys
from collections import deque
def solve():
T_val = int(sys.stdin.readline())
N = int(sys.stdin.readline())
times = [int(sys.stdin.readline()) for _ in range(N)]
times.sort(reverse=True) # Sorting for efficient pruning
full_mask = (1 << N) - 1
for k in range(1, N + 1):
dp = {}
initial = tuple([0] * k)
dp[0] = initial
queue = deque([0])
found = False
while queue:
mask = queue.popleft()
current = list(dp[mask])
# Find the first unset bit (next problem to assign)
for i in range(N):
if not (mask & (1 << i)):
ti = times[i]
# Try to add this problem to each possible group
for g in range(k):
if current[g] + ti > T_val:
continue
new_current = current.copy()
new_current[g] += ti
new_current_sorted = sorted(new_current)
new_mask = mask | (1 << i)
if new_mask == full_mask:
found = True
break
new_state = tuple(new_current_sorted)
if new_mask not in dp or new_state < dp[new_mask]:
dp[new_mask] = new_state
queue.append(new_mask)
if found:
break
if found:
break
if found:
break
if found:
print(k)
return
print(N) # Fallback, though constraints ensure it's not necessary
if __name__ == "__main__":
solve()
lam6er