結果
問題 | No.241 出席番号(1) |
ユーザー | eitaho |
提出日時 | 2015-07-10 22:39:05 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 32 ms / 2,000 ms |
コード長 | 3,617 bytes |
コンパイル時間 | 1,087 ms |
コンパイル使用メモリ | 109,952 KB |
実行使用メモリ | 19,328 KB |
最終ジャッジ日時 | 2024-11-30 21:20:22 |
合計ジャッジ時間 | 3,491 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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 | 30 ms
19,072 KB |
testcase_01 | AC | 29 ms
19,072 KB |
testcase_02 | AC | 31 ms
19,200 KB |
testcase_03 | AC | 30 ms
19,072 KB |
testcase_04 | AC | 30 ms
19,328 KB |
testcase_05 | AC | 30 ms
19,072 KB |
testcase_06 | AC | 31 ms
18,816 KB |
testcase_07 | AC | 30 ms
19,200 KB |
testcase_08 | AC | 31 ms
19,328 KB |
testcase_09 | AC | 30 ms
19,200 KB |
testcase_10 | AC | 29 ms
19,200 KB |
testcase_11 | AC | 28 ms
19,200 KB |
testcase_12 | AC | 29 ms
19,328 KB |
testcase_13 | AC | 29 ms
19,200 KB |
testcase_14 | AC | 31 ms
19,072 KB |
testcase_15 | AC | 31 ms
19,328 KB |
testcase_16 | AC | 30 ms
19,072 KB |
testcase_17 | AC | 29 ms
19,072 KB |
testcase_18 | AC | 30 ms
19,328 KB |
testcase_19 | AC | 30 ms
19,072 KB |
testcase_20 | AC | 31 ms
19,072 KB |
testcase_21 | AC | 30 ms
19,200 KB |
testcase_22 | AC | 31 ms
19,072 KB |
testcase_23 | AC | 30 ms
19,072 KB |
testcase_24 | AC | 29 ms
19,200 KB |
testcase_25 | AC | 31 ms
19,072 KB |
testcase_26 | AC | 30 ms
19,072 KB |
testcase_27 | AC | 31 ms
19,328 KB |
testcase_28 | AC | 32 ms
19,328 KB |
testcase_29 | AC | 31 ms
19,072 KB |
testcase_30 | AC | 30 ms
19,200 KB |
testcase_31 | AC | 30 ms
19,328 KB |
コンパイルメッセージ
Microsoft (R) Visual C# Compiler version 3.9.0-6.21124.20 (db94f4cc) Copyright (C) Microsoft Corporation. All rights reserved.
ソースコード
using System; using System.IO; using System.Linq; using System.Text; using System.Collections.Generic; using System.Diagnostics; using System.Numerics; using Enu = System.Linq.Enumerable; class Program { public void Solve() { int N = Reader.Int(); var Bad = Reader.IntArray(N); var matching = new BipartiteMatching(N * 2); for (int i = 0; i < N; i++) for (int d = 0; d < N; d++) if (d != Bad[i]) matching.AddEdge(i, N + d); int x = matching.Run(); if (x < N) Console.WriteLine(-1); else for (int i = 0; i < N; i++) Console.WriteLine(matching.match[i] - N); } class BipartiteMatching { int V; List<int>[] G; public int[] match; bool[] seen; public BipartiteMatching(int V) { this.V = V; G = Enumerable.Range(0, V).Select(i => new List<int>()).ToArray(); match = Enumerable.Repeat(-1, V).ToArray(); } public void AddEdge(int a, int b) { G[a].Add(b); G[b].Add(a); } public int Run() { int res = 0; for (int i = 0; i < V; i++) { if (match[i] < 0) { seen = new bool[V]; if (DFS(i)) res++; } } return res; } bool DFS(int v) { seen[v] = true; foreach (int next in G[v]) { int m = match[next]; if (m < 0 || !seen[m] && DFS(m)) { match[v] = next; match[next] = v; return true; } } return false; } } } class Entry { static void Main() { new Program().Solve(); } } class Reader { private static TextReader reader = Console.In; private static readonly char[] separator = { ' ' }; private static readonly StringSplitOptions op = StringSplitOptions.RemoveEmptyEntries; private static string[] A = new string[0]; private static int i; private static void Init() { A = new string[0]; } public static void Set(TextReader r) { reader = r; Init(); } public static void Set(string file) { reader = new StreamReader(file); Init(); } public static bool HasNext() { return CheckNext(); } public static string String() { return Next(); } public static int Int() { return int.Parse(Next()); } public static long Long() { return long.Parse(Next()); } public static double Double() { return double.Parse(Next()); } public static int[] IntLine() { return Array.ConvertAll(Split(Line()), int.Parse); } public static int[] IntArray(int N) { return Enu.Range(0, N).Select(i => Int()).ToArray(); } public static int[][] IntTable(int H) { return Enu.Range(0, H).Select(i => IntLine()).ToArray(); } public static string[] StringArray(int N) { return Enu.Range(0, N).Select(i => Line()).ToArray(); } public static string Line() { return reader.ReadLine().Trim(); } private static string[] Split(string s) { return s.Split(separator, op); } private static string Next() { CheckNext(); return A[i++]; } private static bool CheckNext() { if (i < A.Length) return true; string line = reader.ReadLine(); if (line == null) return false; if (line == "") return CheckNext(); A = Split(line); i = 0; return true; } }