結果
問題 | No.1254 補強への架け橋 |
ユーザー | yuruhiya |
提出日時 | 2020-10-11 12:59:54 |
言語 | Crystal (1.11.2) |
結果 |
AC
|
実行時間 | 133 ms / 2,000 ms |
コード長 | 1,106 bytes |
コンパイル時間 | 11,754 ms |
コンパイル使用メモリ | 297,568 KB |
実行使用メモリ | 27,100 KB |
最終ジャッジ日時 | 2024-06-30 21:20:10 |
合計ジャッジ時間 | 23,087 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 | 2 ms
6,812 KB |
testcase_01 | AC | 1 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,944 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,940 KB |
testcase_15 | AC | 2 ms
6,940 KB |
testcase_16 | AC | 2 ms
6,944 KB |
testcase_17 | AC | 2 ms
6,944 KB |
testcase_18 | AC | 2 ms
6,944 KB |
testcase_19 | AC | 2 ms
6,944 KB |
testcase_20 | AC | 2 ms
6,940 KB |
testcase_21 | AC | 1 ms
6,944 KB |
testcase_22 | AC | 2 ms
6,940 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | AC | 2 ms
6,944 KB |
testcase_25 | AC | 2 ms
6,944 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 2 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,944 KB |
testcase_29 | AC | 2 ms
6,940 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 2 ms
6,940 KB |
testcase_33 | AC | 2 ms
6,944 KB |
testcase_34 | AC | 2 ms
6,944 KB |
testcase_35 | AC | 2 ms
6,940 KB |
testcase_36 | AC | 2 ms
6,940 KB |
testcase_37 | AC | 2 ms
6,944 KB |
testcase_38 | AC | 2 ms
6,940 KB |
testcase_39 | AC | 2 ms
6,940 KB |
testcase_40 | AC | 2 ms
6,944 KB |
testcase_41 | AC | 2 ms
6,944 KB |
testcase_42 | AC | 2 ms
6,940 KB |
testcase_43 | AC | 3 ms
6,940 KB |
testcase_44 | AC | 2 ms
6,940 KB |
testcase_45 | AC | 2 ms
6,944 KB |
testcase_46 | AC | 3 ms
6,944 KB |
testcase_47 | AC | 2 ms
6,944 KB |
testcase_48 | AC | 2 ms
6,944 KB |
testcase_49 | AC | 2 ms
6,940 KB |
testcase_50 | AC | 2 ms
6,944 KB |
testcase_51 | AC | 2 ms
6,944 KB |
testcase_52 | AC | 3 ms
6,940 KB |
testcase_53 | AC | 3 ms
6,944 KB |
testcase_54 | AC | 2 ms
6,940 KB |
testcase_55 | AC | 2 ms
6,944 KB |
testcase_56 | AC | 2 ms
6,944 KB |
testcase_57 | AC | 2 ms
6,940 KB |
testcase_58 | AC | 3 ms
6,944 KB |
testcase_59 | AC | 2 ms
6,944 KB |
testcase_60 | AC | 2 ms
6,940 KB |
testcase_61 | AC | 2 ms
6,944 KB |
testcase_62 | AC | 2 ms
6,940 KB |
testcase_63 | AC | 8 ms
6,940 KB |
testcase_64 | AC | 3 ms
6,944 KB |
testcase_65 | AC | 6 ms
6,940 KB |
testcase_66 | AC | 5 ms
6,940 KB |
testcase_67 | AC | 3 ms
6,944 KB |
testcase_68 | AC | 5 ms
6,940 KB |
testcase_69 | AC | 7 ms
6,940 KB |
testcase_70 | AC | 5 ms
6,940 KB |
testcase_71 | AC | 3 ms
6,940 KB |
testcase_72 | AC | 7 ms
6,944 KB |
testcase_73 | AC | 3 ms
6,940 KB |
testcase_74 | AC | 6 ms
6,940 KB |
testcase_75 | AC | 5 ms
6,944 KB |
testcase_76 | AC | 3 ms
6,940 KB |
testcase_77 | AC | 5 ms
6,940 KB |
testcase_78 | AC | 7 ms
6,940 KB |
testcase_79 | AC | 7 ms
6,940 KB |
testcase_80 | AC | 7 ms
6,940 KB |
testcase_81 | AC | 7 ms
6,940 KB |
testcase_82 | AC | 7 ms
6,944 KB |
testcase_83 | AC | 86 ms
20,188 KB |
testcase_84 | AC | 73 ms
20,824 KB |
testcase_85 | AC | 39 ms
14,076 KB |
testcase_86 | AC | 62 ms
17,192 KB |
testcase_87 | AC | 64 ms
19,068 KB |
testcase_88 | AC | 11 ms
6,944 KB |
testcase_89 | AC | 74 ms
20,312 KB |
testcase_90 | AC | 45 ms
15,052 KB |
testcase_91 | AC | 37 ms
11,904 KB |
testcase_92 | AC | 19 ms
7,680 KB |
testcase_93 | AC | 58 ms
17,500 KB |
testcase_94 | AC | 53 ms
15,424 KB |
testcase_95 | AC | 51 ms
15,408 KB |
testcase_96 | AC | 75 ms
19,668 KB |
testcase_97 | AC | 30 ms
11,008 KB |
testcase_98 | AC | 70 ms
18,996 KB |
testcase_99 | AC | 41 ms
13,996 KB |
testcase_100 | AC | 69 ms
20,320 KB |
testcase_101 | AC | 17 ms
7,168 KB |
testcase_102 | AC | 10 ms
6,940 KB |
testcase_103 | AC | 18 ms
7,424 KB |
testcase_104 | AC | 25 ms
9,728 KB |
testcase_105 | AC | 58 ms
17,616 KB |
testcase_106 | AC | 33 ms
11,648 KB |
testcase_107 | AC | 72 ms
20,008 KB |
testcase_108 | AC | 76 ms
20,024 KB |
testcase_109 | AC | 58 ms
16,256 KB |
testcase_110 | AC | 50 ms
15,360 KB |
testcase_111 | AC | 58 ms
16,308 KB |
testcase_112 | AC | 25 ms
11,296 KB |
testcase_113 | AC | 51 ms
15,812 KB |
testcase_114 | AC | 31 ms
12,600 KB |
testcase_115 | AC | 12 ms
6,940 KB |
testcase_116 | AC | 41 ms
12,288 KB |
testcase_117 | AC | 25 ms
9,728 KB |
testcase_118 | AC | 63 ms
18,596 KB |
testcase_119 | AC | 41 ms
14,052 KB |
testcase_120 | AC | 65 ms
18,416 KB |
testcase_121 | AC | 21 ms
7,936 KB |
testcase_122 | AC | 36 ms
12,160 KB |
testcase_123 | AC | 2 ms
6,940 KB |
testcase_124 | AC | 133 ms
27,096 KB |
testcase_125 | AC | 122 ms
27,100 KB |
ソースコード
lib C fun strtoll(s : UInt8*, p : UInt8**, b : Int32) : Int64 end class String def to_i64 C.strtoll(self, nil, 10) end end class Solve @n : Int32 @g = Array(Array(Tuple(Int32, Int32))).new @edges = [] of Tuple(Int32, Int32) @in_loop : Int32? def initialize @n = read_line.to_i @g = (1..@n).map { Array(Tuple(Int32, Int32)).new } @n.times do |i| a, b = read_line.split.map(&.to_i.pred) @g[a] << {b, i} @g[b] << {a, i} @edges << {a, b} end @flag = Array(Int32?).new(@n, nil) end def dfs(v, prev, prev_edge) if @flag[v] @in_loop = v @flag[v] = prev_edge return end @flag[v] = prev_edge @g[v].each do |(u, i)| next if u == prev || @in_loop dfs(u, v, i) end end def solve dfs(0, -1, -1) ans = [] of Int32 now = @in_loop.not_nil! while now != @in_loop || ans.empty? edge_i = @flag[now].not_nil! ans << edge_i + 1 u, v = @edges[edge_i] now = u == now ? v : u end puts ans.size, ans.sort.join(' ') end end solve = Solve.new solve.solve