結果
問題 | No.1254 補強への架け橋 |
ユーザー | 👑 obakyan |
提出日時 | 2021-07-22 11:29:38 |
言語 | Lua (LuaJit 2.1.1696795921) |
結果 |
AC
|
実行時間 | 356 ms / 2,000 ms |
コード長 | 1,299 bytes |
コンパイル時間 | 52 ms |
コンパイル使用メモリ | 5,336 KB |
実行使用メモリ | 25,008 KB |
最終ジャッジ日時 | 2023-09-24 13:51:09 |
合計ジャッジ時間 | 18,393 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge12 |
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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 | 1 ms
4,376 KB |
testcase_01 | AC | 2 ms
4,376 KB |
testcase_02 | AC | 1 ms
4,380 KB |
testcase_03 | AC | 2 ms
4,376 KB |
testcase_04 | AC | 1 ms
4,376 KB |
testcase_05 | AC | 1 ms
4,380 KB |
testcase_06 | AC | 1 ms
4,376 KB |
testcase_07 | AC | 1 ms
4,376 KB |
testcase_08 | AC | 1 ms
4,380 KB |
testcase_09 | AC | 1 ms
4,376 KB |
testcase_10 | AC | 1 ms
4,380 KB |
testcase_11 | AC | 1 ms
4,380 KB |
testcase_12 | AC | 1 ms
4,376 KB |
testcase_13 | AC | 1 ms
4,376 KB |
testcase_14 | AC | 1 ms
4,380 KB |
testcase_15 | AC | 1 ms
4,380 KB |
testcase_16 | AC | 1 ms
4,376 KB |
testcase_17 | AC | 1 ms
4,376 KB |
testcase_18 | AC | 1 ms
4,376 KB |
testcase_19 | AC | 2 ms
4,376 KB |
testcase_20 | AC | 1 ms
4,380 KB |
testcase_21 | AC | 2 ms
4,376 KB |
testcase_22 | AC | 1 ms
4,380 KB |
testcase_23 | AC | 1 ms
4,380 KB |
testcase_24 | AC | 1 ms
4,376 KB |
testcase_25 | AC | 1 ms
4,380 KB |
testcase_26 | AC | 2 ms
4,376 KB |
testcase_27 | AC | 1 ms
4,376 KB |
testcase_28 | AC | 2 ms
4,380 KB |
testcase_29 | AC | 1 ms
4,376 KB |
testcase_30 | AC | 1 ms
4,376 KB |
testcase_31 | AC | 1 ms
4,376 KB |
testcase_32 | AC | 1 ms
4,376 KB |
testcase_33 | AC | 1 ms
4,376 KB |
testcase_34 | AC | 2 ms
4,380 KB |
testcase_35 | AC | 2 ms
4,380 KB |
testcase_36 | AC | 1 ms
4,376 KB |
testcase_37 | AC | 1 ms
4,380 KB |
testcase_38 | AC | 2 ms
4,376 KB |
testcase_39 | AC | 2 ms
4,376 KB |
testcase_40 | AC | 2 ms
4,380 KB |
testcase_41 | AC | 1 ms
4,380 KB |
testcase_42 | AC | 1 ms
4,380 KB |
testcase_43 | AC | 2 ms
4,376 KB |
testcase_44 | AC | 1 ms
4,380 KB |
testcase_45 | AC | 1 ms
4,376 KB |
testcase_46 | AC | 3 ms
4,380 KB |
testcase_47 | AC | 2 ms
4,380 KB |
testcase_48 | AC | 2 ms
4,380 KB |
testcase_49 | AC | 1 ms
4,376 KB |
testcase_50 | AC | 3 ms
4,380 KB |
testcase_51 | AC | 3 ms
4,376 KB |
testcase_52 | AC | 3 ms
4,376 KB |
testcase_53 | AC | 3 ms
4,376 KB |
testcase_54 | AC | 3 ms
4,376 KB |
testcase_55 | AC | 2 ms
4,376 KB |
testcase_56 | AC | 2 ms
4,376 KB |
testcase_57 | AC | 3 ms
4,376 KB |
testcase_58 | AC | 2 ms
4,380 KB |
testcase_59 | AC | 1 ms
4,376 KB |
testcase_60 | AC | 1 ms
4,376 KB |
testcase_61 | AC | 3 ms
4,376 KB |
testcase_62 | AC | 1 ms
4,376 KB |
testcase_63 | AC | 12 ms
4,380 KB |
testcase_64 | AC | 5 ms
4,376 KB |
testcase_65 | AC | 9 ms
4,380 KB |
testcase_66 | AC | 7 ms
4,376 KB |
testcase_67 | AC | 4 ms
4,380 KB |
testcase_68 | AC | 8 ms
4,380 KB |
testcase_69 | AC | 9 ms
4,376 KB |
testcase_70 | AC | 5 ms
4,376 KB |
testcase_71 | AC | 4 ms
4,376 KB |
testcase_72 | AC | 10 ms
4,380 KB |
testcase_73 | AC | 4 ms
4,376 KB |
testcase_74 | AC | 8 ms
4,376 KB |
testcase_75 | AC | 7 ms
4,380 KB |
testcase_76 | AC | 2 ms
4,376 KB |
testcase_77 | AC | 6 ms
4,376 KB |
testcase_78 | AC | 10 ms
4,376 KB |
testcase_79 | AC | 11 ms
4,380 KB |
testcase_80 | AC | 9 ms
4,380 KB |
testcase_81 | AC | 11 ms
4,380 KB |
testcase_82 | AC | 11 ms
4,376 KB |
testcase_83 | AC | 136 ms
15,112 KB |
testcase_84 | AC | 130 ms
14,840 KB |
testcase_85 | AC | 79 ms
9,768 KB |
testcase_86 | AC | 119 ms
13,944 KB |
testcase_87 | AC | 127 ms
15,020 KB |
testcase_88 | AC | 17 ms
4,376 KB |
testcase_89 | AC | 137 ms
15,600 KB |
testcase_90 | AC | 83 ms
10,064 KB |
testcase_91 | AC | 63 ms
9,196 KB |
testcase_92 | AC | 34 ms
5,840 KB |
testcase_93 | AC | 107 ms
13,692 KB |
testcase_94 | AC | 100 ms
13,204 KB |
testcase_95 | AC | 101 ms
13,212 KB |
testcase_96 | AC | 123 ms
14,732 KB |
testcase_97 | AC | 51 ms
8,452 KB |
testcase_98 | AC | 144 ms
15,212 KB |
testcase_99 | AC | 78 ms
9,708 KB |
testcase_100 | AC | 146 ms
15,300 KB |
testcase_101 | AC | 27 ms
5,480 KB |
testcase_102 | AC | 13 ms
4,376 KB |
testcase_103 | AC | 28 ms
5,460 KB |
testcase_104 | AC | 38 ms
7,640 KB |
testcase_105 | AC | 101 ms
13,488 KB |
testcase_106 | AC | 56 ms
8,492 KB |
testcase_107 | AC | 147 ms
15,396 KB |
testcase_108 | AC | 122 ms
14,796 KB |
testcase_109 | AC | 106 ms
13,648 KB |
testcase_110 | AC | 85 ms
13,020 KB |
testcase_111 | AC | 94 ms
13,440 KB |
testcase_112 | AC | 34 ms
6,256 KB |
testcase_113 | AC | 102 ms
10,468 KB |
testcase_114 | AC | 51 ms
8,432 KB |
testcase_115 | AC | 17 ms
4,380 KB |
testcase_116 | AC | 64 ms
9,028 KB |
testcase_117 | AC | 36 ms
7,256 KB |
testcase_118 | AC | 127 ms
14,588 KB |
testcase_119 | AC | 73 ms
9,536 KB |
testcase_120 | AC | 114 ms
14,440 KB |
testcase_121 | AC | 29 ms
5,732 KB |
testcase_122 | AC | 62 ms
8,972 KB |
testcase_123 | AC | 1 ms
4,376 KB |
testcase_124 | AC | 354 ms
24,856 KB |
testcase_125 | AC | 356 ms
25,008 KB |
ソースコード
local n = io.read("*n") local edge = {} local parent = {} local asked = {} for i = 1, n do edge[i] = {} parent[i] = 0 asked[i] = false end local ea, eb = {}, {} for i = 1, n do local a, b = io.read("*n", "*n") ea[i], eb[i] = a, b table.insert(edge[a], i) table.insert(edge[b], i) end local ret = {} asked[1] = true local tasks = {1} local ti, tj = false, false for i = 1, n do local src = tasks[i] local f = false for j = 1, #edge[src] do local e = edge[src][j] local dst = ea[e] == src and eb[e] or ea[e] if e ~= parent[src] then if asked[dst] then ti, tj = src, dst f = true ret[1] = e break else asked[dst] = true parent[dst] = e table.insert(tasks, dst) end end end if f then break end end local m1, m2 = {}, {} while 1 < ti do local pedge = parent[ti] m1[pedge] = true local p = ea[pedge] == ti and eb[pedge] or ea[pedge] ti = p end while 1 < tj do local pedge = parent[tj] m2[pedge] = true local p = ea[pedge] == tj and eb[pedge] or ea[pedge] tj = p end for k, _v in pairs(m1) do if not m2[k] then table.insert(ret, k) end end for k, _v in pairs(m2) do if not m1[k] then table.insert(ret, k) end end table.sort(ret) print(#ret) print(table.concat(ret, " "))