結果
問題 | No.2604 Initial Motion |
ユーザー | 👑 amentorimaru |
提出日時 | 2023-11-15 20:55:51 |
言語 | PyPy3 (7.3.15) |
結果 |
TLE
(最新)
AC
(最初)
|
実行時間 | - |
コード長 | 2,169 bytes |
コンパイル時間 | 394 ms |
コンパイル使用メモリ | 82,212 KB |
実行使用メモリ | 90,776 KB |
最終ジャッジ日時 | 2024-09-26 04:54:09 |
合計ジャッジ時間 | 9,085 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 39 ms
58,240 KB |
testcase_01 | AC | 37 ms
53,188 KB |
testcase_02 | AC | 47 ms
60,324 KB |
testcase_03 | AC | 248 ms
78,652 KB |
testcase_04 | AC | 261 ms
78,240 KB |
testcase_05 | AC | 246 ms
78,304 KB |
testcase_06 | AC | 254 ms
78,228 KB |
testcase_07 | AC | 255 ms
78,124 KB |
testcase_08 | AC | 262 ms
78,716 KB |
testcase_09 | AC | 253 ms
78,228 KB |
testcase_10 | AC | 242 ms
78,212 KB |
testcase_11 | AC | 261 ms
78,060 KB |
testcase_12 | AC | 259 ms
78,056 KB |
testcase_13 | TLE | - |
testcase_14 | AC | 2,929 ms
85,856 KB |
testcase_15 | AC | 1,615 ms
83,196 KB |
testcase_16 | TLE | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
testcase_26 | -- | - |
testcase_27 | -- | - |
testcase_28 | -- | - |
testcase_29 | -- | - |
testcase_30 | -- | - |
testcase_31 | -- | - |
testcase_32 | -- | - |
testcase_33 | -- | - |
testcase_34 | -- | - |
testcase_35 | -- | - |
testcase_36 | -- | - |
testcase_37 | -- | - |
testcase_38 | -- | - |
testcase_39 | -- | - |
testcase_40 | -- | - |
testcase_41 | -- | - |
ソースコード
import sys input = sys.stdin.readline def read_values(): return tuple(map(int, input().split())) def read_list(): return list(map(int, input().split())) from heapq import heappush, heappop class MinCostFlow: INF = 10**18 def __init__(self, N): self.N = N self.G = [[] for i in range(N)] def add_edge(self, fr, to, cap, cost): forward = [to, cap, cost, None] backward = forward[3] = [fr, 0, -cost, forward] self.G[fr].append(forward) self.G[to].append(backward) def flow(self, s, t, f): N = self.N; G = self.G INF = MinCostFlow.INF res = 0 H = [0]*N prv_v = [0]*N prv_e = [None]*N d0 = [INF]*N dist = [INF]*N while f: dist[:] = d0 dist[s] = 0 que = [(0, s)] while que: c, v = heappop(que) if dist[v] < c: continue r0 = dist[v] + H[v] for e in G[v]: w, cap, cost, _ = e if cap > 0 and r0 + cost - H[w] < dist[w]: dist[w] = r = r0 + cost - H[w] prv_v[w] = v; prv_e[w] = e heappush(que, (r, w)) if dist[t] == INF: return None for i in range(N): H[i] += dist[i] d = f; v = t while v != s: d = min(d, prv_e[v][1]) v = prv_v[v] f -= d res += d * H[t] v = t while v != s: e = prv_e[v] e[1] -= d e[3][1] += d v = prv_v[v] return res def main(): k,n,m=read_values() a=read_list() b=read_list() mcf=MinCostFlow(n+2) for _ in range(m): u,v,d=read_values() mcf.add_edge(u-1,v-1,1000000,d) mcf.add_edge(v-1,u-1,1000000,d) for v in a: mcf.add_edge(n,v-1,1,0) for i in range(n): mcf.add_edge(i,n+1,b[i],0) print(mcf.flow(n,n+1,k)) if __name__ == "__main__": main()