結果
問題 | No.1254 補強への架け橋 |
ユーザー | anagohirame |
提出日時 | 2020-10-09 23:20:54 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 433 ms / 2,000 ms |
コード長 | 667 bytes |
コンパイル時間 | 2,029 ms |
コンパイル使用メモリ | 86,876 KB |
実行使用メモリ | 206,664 KB |
最終ジャッジ日時 | 2023-09-27 19:45:20 |
合計ジャッジ時間 | 21,434 ms |
ジャッジサーバーID (参考情報) |
judge14 / judge15 |
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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 | 70 ms
71,276 KB |
testcase_01 | AC | 65 ms
71,316 KB |
testcase_02 | AC | 64 ms
71,240 KB |
testcase_03 | AC | 64 ms
71,172 KB |
testcase_04 | AC | 65 ms
71,132 KB |
testcase_05 | AC | 63 ms
71,228 KB |
testcase_06 | AC | 66 ms
71,244 KB |
testcase_07 | AC | 66 ms
71,124 KB |
testcase_08 | AC | 65 ms
71,316 KB |
testcase_09 | AC | 65 ms
71,180 KB |
testcase_10 | AC | 69 ms
71,112 KB |
testcase_11 | AC | 70 ms
71,356 KB |
testcase_12 | AC | 65 ms
71,052 KB |
testcase_13 | AC | 65 ms
71,120 KB |
testcase_14 | AC | 67 ms
71,172 KB |
testcase_15 | AC | 65 ms
71,248 KB |
testcase_16 | AC | 66 ms
71,332 KB |
testcase_17 | AC | 66 ms
71,240 KB |
testcase_18 | AC | 63 ms
71,240 KB |
testcase_19 | AC | 64 ms
71,128 KB |
testcase_20 | AC | 62 ms
71,212 KB |
testcase_21 | AC | 64 ms
71,300 KB |
testcase_22 | AC | 62 ms
71,216 KB |
testcase_23 | AC | 66 ms
70,980 KB |
testcase_24 | AC | 63 ms
71,268 KB |
testcase_25 | AC | 64 ms
71,248 KB |
testcase_26 | AC | 67 ms
71,228 KB |
testcase_27 | AC | 66 ms
71,056 KB |
testcase_28 | AC | 65 ms
71,220 KB |
testcase_29 | AC | 64 ms
71,240 KB |
testcase_30 | AC | 62 ms
71,140 KB |
testcase_31 | AC | 62 ms
71,224 KB |
testcase_32 | AC | 67 ms
71,264 KB |
testcase_33 | AC | 65 ms
71,176 KB |
testcase_34 | AC | 64 ms
71,132 KB |
testcase_35 | AC | 64 ms
71,024 KB |
testcase_36 | AC | 68 ms
71,100 KB |
testcase_37 | AC | 66 ms
71,248 KB |
testcase_38 | AC | 64 ms
71,276 KB |
testcase_39 | AC | 63 ms
71,236 KB |
testcase_40 | AC | 63 ms
71,356 KB |
testcase_41 | AC | 63 ms
71,068 KB |
testcase_42 | AC | 65 ms
71,272 KB |
testcase_43 | AC | 73 ms
71,252 KB |
testcase_44 | AC | 65 ms
71,336 KB |
testcase_45 | AC | 66 ms
71,248 KB |
testcase_46 | AC | 65 ms
71,072 KB |
testcase_47 | AC | 67 ms
71,060 KB |
testcase_48 | AC | 66 ms
71,276 KB |
testcase_49 | AC | 64 ms
71,140 KB |
testcase_50 | AC | 71 ms
75,284 KB |
testcase_51 | AC | 70 ms
71,332 KB |
testcase_52 | AC | 71 ms
74,988 KB |
testcase_53 | AC | 68 ms
71,464 KB |
testcase_54 | AC | 66 ms
71,180 KB |
testcase_55 | AC | 69 ms
75,056 KB |
testcase_56 | AC | 64 ms
71,268 KB |
testcase_57 | AC | 67 ms
71,072 KB |
testcase_58 | AC | 66 ms
71,076 KB |
testcase_59 | AC | 62 ms
71,152 KB |
testcase_60 | AC | 66 ms
71,388 KB |
testcase_61 | AC | 65 ms
71,068 KB |
testcase_62 | AC | 67 ms
71,164 KB |
testcase_63 | AC | 102 ms
79,216 KB |
testcase_64 | AC | 82 ms
76,540 KB |
testcase_65 | AC | 101 ms
79,440 KB |
testcase_66 | AC | 106 ms
79,176 KB |
testcase_67 | AC | 83 ms
76,916 KB |
testcase_68 | AC | 94 ms
78,912 KB |
testcase_69 | AC | 104 ms
79,104 KB |
testcase_70 | AC | 85 ms
76,668 KB |
testcase_71 | AC | 84 ms
76,624 KB |
testcase_72 | AC | 99 ms
79,872 KB |
testcase_73 | AC | 81 ms
76,544 KB |
testcase_74 | AC | 96 ms
78,984 KB |
testcase_75 | AC | 95 ms
79,268 KB |
testcase_76 | AC | 78 ms
76,456 KB |
testcase_77 | AC | 99 ms
79,332 KB |
testcase_78 | AC | 105 ms
79,468 KB |
testcase_79 | AC | 102 ms
79,100 KB |
testcase_80 | AC | 105 ms
79,140 KB |
testcase_81 | AC | 95 ms
79,332 KB |
testcase_82 | AC | 104 ms
79,016 KB |
testcase_83 | AC | 248 ms
96,748 KB |
testcase_84 | AC | 217 ms
95,612 KB |
testcase_85 | AC | 149 ms
87,860 KB |
testcase_86 | AC | 210 ms
93,156 KB |
testcase_87 | AC | 194 ms
93,440 KB |
testcase_88 | AC | 108 ms
80,024 KB |
testcase_89 | AC | 209 ms
95,076 KB |
testcase_90 | AC | 161 ms
89,268 KB |
testcase_91 | AC | 154 ms
87,104 KB |
testcase_92 | AC | 112 ms
80,984 KB |
testcase_93 | AC | 162 ms
91,668 KB |
testcase_94 | AC | 180 ms
91,484 KB |
testcase_95 | AC | 178 ms
91,592 KB |
testcase_96 | AC | 225 ms
95,732 KB |
testcase_97 | AC | 132 ms
85,352 KB |
testcase_98 | AC | 205 ms
95,132 KB |
testcase_99 | AC | 158 ms
88,440 KB |
testcase_100 | AC | 196 ms
95,768 KB |
testcase_101 | AC | 122 ms
82,328 KB |
testcase_102 | AC | 105 ms
80,052 KB |
testcase_103 | AC | 118 ms
81,124 KB |
testcase_104 | AC | 138 ms
84,596 KB |
testcase_105 | AC | 176 ms
91,696 KB |
testcase_106 | AC | 143 ms
85,940 KB |
testcase_107 | AC | 225 ms
95,988 KB |
testcase_108 | AC | 200 ms
95,268 KB |
testcase_109 | AC | 205 ms
92,056 KB |
testcase_110 | AC | 150 ms
89,088 KB |
testcase_111 | AC | 185 ms
91,924 KB |
testcase_112 | AC | 125 ms
83,840 KB |
testcase_113 | AC | 169 ms
90,212 KB |
testcase_114 | AC | 147 ms
85,784 KB |
testcase_115 | AC | 105 ms
79,852 KB |
testcase_116 | AC | 159 ms
87,756 KB |
testcase_117 | AC | 134 ms
84,336 KB |
testcase_118 | AC | 170 ms
93,732 KB |
testcase_119 | AC | 159 ms
88,248 KB |
testcase_120 | AC | 182 ms
93,384 KB |
testcase_121 | AC | 123 ms
83,096 KB |
testcase_122 | AC | 135 ms
86,500 KB |
testcase_123 | AC | 65 ms
71,320 KB |
testcase_124 | AC | 433 ms
206,664 KB |
testcase_125 | AC | 420 ms
205,212 KB |
ソースコード
import sys sys.setrecursionlimit(10**6) def input(): return sys.stdin.buffer.readline()[:-1] n = int(input()) adj = [[] for _ in range(n)] prev = [(-1, -1) for _ in range(n)] vstd = [False for _ in range(n)] for i in range(n): a, b = map(int, input().split()) adj[a-1].append((b-1, i+1)) adj[b-1].append((a-1, i+1)) def dfs(i, p): for j, e in adj[i]: if j == p: continue if not vstd[j]: vstd[j] = True prev[j] = (i, e) dfs(j, i) else: ans = [e] cur = i while True: ans.append(prev[cur][1]) cur = prev[cur][0] if cur == j: print(len(ans)) print(*ans) sys.exit() break return vstd[0] = True dfs(0, -1)