結果
問題 | No.90 品物の並び替え |
ユーザー | femto |
提出日時 | 2015-04-03 18:01:51 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 717 ms / 5,000 ms |
コード長 | 4,454 bytes |
コンパイル時間 | 917 ms |
コンパイル使用メモリ | 119,672 KB |
実行使用メモリ | 31,376 KB |
最終ジャッジ日時 | 2024-07-04 01:39:51 |
合計ジャッジ時間 | 2,657 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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 | 31 ms
24,988 KB |
testcase_01 | AC | 86 ms
31,376 KB |
testcase_02 | AC | 31 ms
24,984 KB |
testcase_03 | AC | 35 ms
27,280 KB |
testcase_04 | AC | 37 ms
25,112 KB |
testcase_05 | AC | 95 ms
27,044 KB |
testcase_06 | AC | 77 ms
29,328 KB |
testcase_07 | AC | 32 ms
25,240 KB |
testcase_08 | AC | 31 ms
24,968 KB |
testcase_09 | AC | 717 ms
29,340 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.Diagnostics; using System.Collections.Generic; using System.Linq; using Enu = System.Linq.Enumerable; class Solution { int N, M; int[] pos; int max; List<row> rowlist; void calc() { rio(out N, out M); pos = Enu.Repeat(-1, N).ToArray(); rowlist = new List<row>(); for (int loop = 0; loop < M; loop++) { var r = ria(3); rowlist.Add(new row(r[0], r[1], r[2])); } dfs(0); Console.WriteLine(max); } void dfs(int n) { if (n == N) { int sum = rowlist .Where(r => pos[r.item1] < pos[r.item2]) .Sum(r => r.score); max = Math.Max(max, sum); return; } for (int i = 0; i < N; i++) { if (pos[i] >= 0) continue; pos[i] = n; dfs(n + 1); pos[i] = -1; } } class row { public int item1, item2, score; public row(int item1, int item2, int score) { this.item1 = item1; this.item2 = item2; this.score = score; } } static void Main(string[] args) { new Solution().calc(); } #region static int ri() { return int.Parse(Console.ReadLine()); } static int[] ria(int n) { if (n <= 0) { Console.ReadLine(); return new int[0]; } else return Console.ReadLine().Trim().Split(' ').Select(int.Parse).ToArray(); } static void rio(out int p1) { p1 = ri(); } static void rio(out int p1, out int p2) { var r = ria(2); p1 = r[0]; p2 = r[1]; } static void rio(out int p1, out int p2, out int p3) { var r = ria(3); p1 = r[0]; p2 = r[1]; p3 = r[2]; } static void rio(out int p1, out int p2, out int p3, out int p4) { var r = ria(4); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; } static void rio(out int p1, out int p2, out int p3, out int p4, out int p5) { var r = ria(5); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; p5 = r[4]; } static long rl() { return long.Parse(Console.ReadLine()); } static long[] rla(int n) { if (n <= 0) { Console.ReadLine(); return new long[0]; } else return Console.ReadLine().Trim().Split(' ').Select(long.Parse).ToArray(); } static void rlo(out long p1) { p1 = rl(); } static void rlo(out long p1, out long p2) { var r = rla(2); p1 = r[0]; p2 = r[1]; } static void rlo(out long p1, out long p2, out long p3) { var r = rla(3); p1 = r[0]; p2 = r[1]; p3 = r[2]; } static void rlo(out long p1, out long p2, out long p3, out long p4) { var r = rla(4); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; } static void rlo(out long p1, out long p2, out long p3, out long p4, out long p5) { var r = rla(5); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; p5 = r[4]; } static double rd() { return double.Parse(Console.ReadLine()); } static double[] rda(int n) { if (n <= 0) { Console.ReadLine(); return new double[0]; } else return Console.ReadLine().Trim().Split(' ').Select(double.Parse).ToArray(); } static void rdo(out double p1) { p1 = rd(); } static void rdo(out double p1, out double p2) { var r = rda(2); p1 = r[0]; p2 = r[1]; } static void rdo(out double p1, out double p2, out double p3) { var r = rda(3); p1 = r[0]; p2 = r[1]; p3 = r[2]; } static void rdo(out double p1, out double p2, out double p3, out double p4) { var r = rda(4); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; } static void rdo(out double p1, out double p2, out double p3, out double p4, out double p5) { var r = rda(5); p1 = r[0]; p2 = r[1]; p3 = r[2]; p4 = r[3]; p5 = r[4]; } static void swap<T>(ref T x, ref T y) { T temp = x; x = y; y = temp; } static void wa1<T>(T[] a) { Debug.WriteLine(string.Join(" ", a)); } static void wa2<T>(T[][] a) { foreach (var row in a) { Debug.WriteLine(String.Join(" ", row)); } } [DebuggerDisplay("{x} , {y}")] class point { public int x, y; public point(int x, int y) { this.x = x; this.y = y; } } #endregion } static class Extention { public static T[][] ToJagArray<T>(this T[,] a) { int n = a.GetLength(0), m = a.GetLength(1); var ret = new T[n][]; for (int i = 0; i < n; i++) { ret[i] = new T[m]; for (int j = 0; j < m; j++) { ret[i][j] = a[i, j]; } } return ret; } }