結果
問題 | No.1320 Two Type Min Cost Cycle |
ユーザー | tamato |
提出日時 | 2020-12-17 10:31:13 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 912 ms / 2,000 ms |
コード長 | 1,424 bytes |
コンパイル時間 | 225 ms |
コンパイル使用メモリ | 82,552 KB |
実行使用メモリ | 82,888 KB |
最終ジャッジ日時 | 2024-09-20 06:55:47 |
合計ジャッジ時間 | 14,810 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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
53,540 KB |
testcase_01 | AC | 38 ms
54,092 KB |
testcase_02 | AC | 37 ms
53,724 KB |
testcase_03 | AC | 38 ms
53,536 KB |
testcase_04 | AC | 36 ms
53,012 KB |
testcase_05 | AC | 37 ms
53,072 KB |
testcase_06 | AC | 39 ms
52,600 KB |
testcase_07 | AC | 66 ms
76,444 KB |
testcase_08 | AC | 94 ms
76,744 KB |
testcase_09 | AC | 892 ms
81,744 KB |
testcase_10 | AC | 78 ms
77,096 KB |
testcase_11 | AC | 667 ms
80,296 KB |
testcase_12 | AC | 185 ms
77,520 KB |
testcase_13 | AC | 359 ms
78,780 KB |
testcase_14 | AC | 45 ms
63,068 KB |
testcase_15 | AC | 83 ms
76,928 KB |
testcase_16 | AC | 202 ms
77,376 KB |
testcase_17 | AC | 52 ms
69,872 KB |
testcase_18 | AC | 50 ms
68,888 KB |
testcase_19 | AC | 446 ms
79,356 KB |
testcase_20 | AC | 42 ms
56,760 KB |
testcase_21 | AC | 912 ms
81,308 KB |
testcase_22 | AC | 39 ms
54,296 KB |
testcase_23 | AC | 39 ms
52,984 KB |
testcase_24 | AC | 38 ms
53,352 KB |
testcase_25 | AC | 37 ms
53,000 KB |
testcase_26 | AC | 37 ms
53,152 KB |
testcase_27 | AC | 38 ms
53,272 KB |
testcase_28 | AC | 49 ms
68,444 KB |
testcase_29 | AC | 135 ms
77,048 KB |
testcase_30 | AC | 48 ms
62,344 KB |
testcase_31 | AC | 77 ms
75,920 KB |
testcase_32 | AC | 38 ms
53,936 KB |
testcase_33 | AC | 294 ms
77,776 KB |
testcase_34 | AC | 171 ms
76,916 KB |
testcase_35 | AC | 154 ms
76,672 KB |
testcase_36 | AC | 130 ms
76,856 KB |
testcase_37 | AC | 97 ms
76,624 KB |
testcase_38 | AC | 164 ms
77,156 KB |
testcase_39 | AC | 146 ms
77,224 KB |
testcase_40 | AC | 39 ms
53,448 KB |
testcase_41 | AC | 39 ms
53,792 KB |
testcase_42 | AC | 40 ms
53,392 KB |
testcase_43 | AC | 119 ms
77,356 KB |
testcase_44 | AC | 101 ms
77,224 KB |
testcase_45 | AC | 813 ms
81,984 KB |
testcase_46 | AC | 73 ms
76,668 KB |
testcase_47 | AC | 151 ms
77,004 KB |
testcase_48 | AC | 512 ms
80,488 KB |
testcase_49 | AC | 84 ms
76,336 KB |
testcase_50 | AC | 39 ms
53,940 KB |
testcase_51 | AC | 38 ms
53,908 KB |
testcase_52 | AC | 205 ms
76,936 KB |
testcase_53 | AC | 149 ms
77,036 KB |
testcase_54 | AC | 680 ms
82,264 KB |
testcase_55 | AC | 697 ms
82,048 KB |
testcase_56 | AC | 690 ms
82,156 KB |
testcase_57 | AC | 845 ms
82,888 KB |
testcase_58 | AC | 841 ms
82,828 KB |
testcase_59 | AC | 837 ms
82,828 KB |
ソースコード
mod = 1000000007 eps = 10**-9 def main(): import sys input = sys.stdin.buffer.readline import heapq def dijkstra(adj, start, u0, v0): # adj: [[to, cost] * vertices], 0th index must be empty inf = 1 << 60 dist = [inf] * len(adj) dist[start] = 0 q = [] heapq.heappush(q, (0, start)) while q: min_dist, v_from = heapq.heappop(q) if min_dist > dist[v_from]: continue v_tos = adj[v_from] for v_to, cost in v_tos: if v_from == u0 and v_to == v0: continue if v_from == v0 and v_to == u0: continue if min_dist + cost < dist[v_to]: dist[v_to] = min_dist + cost heapq.heappush(q, (dist[v_to], v_to)) return dist T = int(input()) N, M = map(int, input().split()) adj = [[] for _ in range(N+1)] E = [] for _ in range(M): a, b, c = map(int, input().split()) adj[a].append((b, c)) if T == 0: adj[b].append((a, c)) E.append((a, b, c)) ans = 10**18 for u0, v0, c in E: dist = dijkstra(adj, v0, u0, v0) if dist[u0] < 1 << 60: ans = min(ans, dist[u0] + c) if ans < 10**18: print(ans) else: print(-1) if __name__ == '__main__': main()