結果
問題 |
No.943 取り調べ
|
ユーザー |
![]() |
提出日時 | 2021-04-07 13:19:04 |
言語 | PyPy3 (7.3.15) |
結果 |
WA
|
実行時間 | - |
コード長 | 1,578 bytes |
コンパイル時間 | 335 ms |
コンパイル使用メモリ | 82,404 KB |
実行使用メモリ | 77,236 KB |
最終ジャッジ日時 | 2024-06-22 10:24:30 |
合計ジャッジ時間 | 3,588 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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ファイルパターン | 結果 |
---|---|
other | AC * 14 WA * 10 |
ソースコード
import sys sys.setrecursionlimit(10**6) int1 = lambda x: int(x)-1 p2D = lambda x: print(*x, sep="\n") def II(): return int(sys.stdin.buffer.readline()) def LI(): return list(map(int, sys.stdin.buffer.readline().split())) def LI1(): return list(map(int1, sys.stdin.buffer.readline().split())) def LLI(rows_number): return [LI() for _ in range(rows_number)] def LLI1(rows_number): return [LI1() for _ in range(rows_number)] def BI(): return sys.stdin.buffer.readline().rstrip() def SI(): return sys.stdin.buffer.readline().rstrip().decode() # dij = [(0, 1), (-1, 0), (0, -1), (1, 0)] # dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)] dij = [(0, 1), (1, 0), (1, 1), (1, -1)] inf = 10**19 # md = 998244353 md = 10**9+7 n = II() to = [[] for _ in range(n)] indeg0 = [0]*n for u in range(n): for v, b in enumerate(LI()): if b: to[v].append(u) indeg0[u] += 1 aa = LI() alone=[u for u in range(n) if indeg0[u]==0] union=[u for u in range(n) if indeg0[u]] ans = inf for bit in range(1 << n): score = 0 fin = [False]*n stack = [] for u in alone: fin[u]=True stack.append(u) for u in union: if bit >> u & 1: score += aa[u] stack.append(u) if score >= ans: continue indeg=indeg0[:] while stack: u = stack.pop() for v in to[u]: if fin[v]: continue indeg[v] -= 1 if indeg[v] == 0: fin[v] = True stack.append(v) if sum(fin) == n: ans = score print(ans)