#149374 (C#(csc)) No.483 マッチ並べ

• 問題: No.483 マッチ並べ
• ユーザー: kuuso1
• 提出日時: 2017-02-10 23:57:46
• 言語: C#(csc) (csc 3.9.0)
• 結果: AC
• 実行時間: 29 ms / 2,000 ms
• コード長: 2,046 bytes
• コンパイル時間: 791 ms
• コンパイル使用メモリ: 115,712 KB
• 実行使用メモリ: 19,072 KB
• 最終ジャッジ日時: 2024-06-09 07:52:15
• 合計ジャッジ時間: 3,462 ms
• ジャッジサーバーID （参考情報）: judge5 / judge4

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	27 ms; 18,516 KB
testcase_01	AC	29 ms; 19,044 KB
testcase_02	AC	28 ms; 18,904 KB
testcase_03	AC	27 ms; 18,912 KB
testcase_04	AC	27 ms; 18,772 KB
testcase_05	AC	26 ms; 18,524 KB
testcase_06	AC	26 ms; 19,036 KB
testcase_07	AC	26 ms; 18,652 KB
testcase_08	AC	25 ms; 18,784 KB
testcase_09	AC	26 ms; 18,920 KB
testcase_10	AC	26 ms; 18,652 KB
testcase_11	AC	26 ms; 18,660 KB
testcase_12	AC	26 ms; 18,652 KB
testcase_13	AC	26 ms; 18,908 KB
testcase_14	AC	29 ms; 18,652 KB
testcase_15	AC	27 ms; 18,660 KB
testcase_16	AC	29 ms; 18,900 KB
testcase_17	AC	29 ms; 19,040 KB
testcase_18	AC	27 ms; 18,896 KB
testcase_19	AC	27 ms; 18,776 KB
testcase_20	AC	26 ms; 18,524 KB
testcase_21	AC	26 ms; 18,784 KB
testcase_22	AC	26 ms; 18,520 KB
testcase_23	AC	28 ms; 18,900 KB
testcase_24	AC	28 ms; 18,524 KB
testcase_25	AC	28 ms; 18,780 KB
testcase_26	AC	28 ms; 18,408 KB
testcase_27	AC	28 ms; 18,556 KB
testcase_28	AC	26 ms; 19,072 KB
testcase_29	AC	27 ms; 19,064 KB
testcase_30	AC	27 ms; 18,544 KB
testcase_31	AC	27 ms; 18,688 KB
testcase_32	AC	27 ms; 18,812 KB
testcase_33	AC	27 ms; 18,796 KB
testcase_34	AC	27 ms; 18,660 KB
testcase_35	AC	27 ms; 19,048 KB
testcase_36	AC	27 ms; 18,784 KB
testcase_37	AC	29 ms; 18,544 KB
testcase_38	AC	27 ms; 18,676 KB
testcase_39	AC	27 ms; 18,944 KB
testcase_40	AC	27 ms; 18,800 KB
testcase_41	AC	28 ms; 18,804 KB
testcase_42	AC	27 ms; 18,804 KB
testcase_43	AC	26 ms; 18,944 KB
testcase_44	AC	26 ms; 18,924 KB
testcase_45	AC	27 ms; 18,908 KB
testcase_46	AC	29 ms; 18,656 KB
testcase_47	AC	28 ms; 18,796 KB
testcase_48	AC	27 ms; 18,940 KB
testcase_49	AC	28 ms; 18,544 KB
testcase_50	AC	26 ms; 18,812 KB
testcase_51	AC	25 ms; 19,060 KB
testcase_52	AC	27 ms; 18,944 KB
testcase_53	AC	26 ms; 18,396 KB
testcase_54	AC	26 ms; 18,780 KB
testcase_55	AC	29 ms; 18,528 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.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;

class TEST{
	static void Main(){
		Sol mySol =new Sol();
		mySol.Solve();
	}
}

class Sol{
	public void Solve(){
		
		int H = 120;
		int W = 120;
		int HW = H*W;
		List<int>[] E = new List<int>[HW];
		for(int i=0;i<HW;i++) E[i] = new List<int>();
		
		Func<int,int,int> enc = (r,c) => r*W+c;
		
		var deg = new Dictionary<int,int>();
		for(int i=0;i<N;i++){
			int v = enc(R0[i],C0[i]);
			int w = enc(R1[i],C1[i]);
			E[v].Add(w);
			E[w].Add(v);
			if(!deg.ContainsKey(v))deg.Add(v,0);deg[v]++;
			if(!deg.ContainsKey(w))deg.Add(w,0);deg[w]++;
		}
		
		bool[] used = new bool[HW];
		foreach(var v in deg.Keys){
			if(used[v]) continue;
			int nc = 0;
			int ne = 0;
			Queue<int> Q = new Queue<int>();
			used[v] = true;
			Q.Enqueue(v);
			while(Q.Count>0){
				var now = Q.Dequeue();
				nc++;
				ne += E[now].Count;
				foreach(var nxt in E[now]){
					if(!used[nxt]){
						used[nxt] = true;
						Q.Enqueue(nxt);
					}
				}
			}
			ne /= 2;
			if(nc >= ne) continue;
			Console.WriteLine("NO");
			return;
		}
		Console.WriteLine("YES");
		
		
	}
	int N;
	int[] R0,C0,R1,C1;
	public Sol(){
		N = ri();
		R0 = new int[N];
		R1 = new int[N];
		C0 = new int[N];
		C1 = new int[N];
		for(int i=0;i<N;i++){
			var d = ria();
			R0[i] = d[0];
			C0[i] = d[1];
			R1[i] = d[2];
			C1[i] = d[3];
			
		}
	}

	static String rs(){return Console.ReadLine();}
	static int ri(){return int.Parse(Console.ReadLine());}
	static long rl(){return long.Parse(Console.ReadLine());}
	static double rd(){return double.Parse(Console.ReadLine());}
	static String[] rsa(char sep=' '){return Console.ReadLine().Split(sep);}
	static int[] ria(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>int.Parse(e));}
	static long[] rla(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>long.Parse(e));}
	static double[] rda(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>double.Parse(e));}
}