結果
問題 | No.424 立体迷路 |
ユーザー | AreTrash |
提出日時 | 2016-09-22 22:57:19 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 28 ms / 2,000 ms |
コード長 | 3,681 bytes |
コンパイル時間 | 3,211 ms |
コンパイル使用メモリ | 114,084 KB |
実行使用メモリ | 19,584 KB |
最終ジャッジ日時 | 2024-07-05 07:05:36 |
合計ジャッジ時間 | 3,975 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 26 ms
19,456 KB |
testcase_01 | AC | 26 ms
19,328 KB |
testcase_02 | AC | 25 ms
19,328 KB |
testcase_03 | AC | 26 ms
19,200 KB |
testcase_04 | AC | 26 ms
19,456 KB |
testcase_05 | AC | 26 ms
19,584 KB |
testcase_06 | AC | 26 ms
19,200 KB |
testcase_07 | AC | 26 ms
19,456 KB |
testcase_08 | AC | 26 ms
19,072 KB |
testcase_09 | AC | 25 ms
19,456 KB |
testcase_10 | AC | 28 ms
19,456 KB |
testcase_11 | AC | 27 ms
19,584 KB |
testcase_12 | AC | 27 ms
19,584 KB |
testcase_13 | AC | 25 ms
19,456 KB |
testcase_14 | AC | 25 ms
19,328 KB |
testcase_15 | AC | 26 ms
19,328 KB |
testcase_16 | AC | 26 ms
19,200 KB |
testcase_17 | AC | 27 ms
19,456 KB |
testcase_18 | AC | 28 ms
19,456 KB |
testcase_19 | AC | 27 ms
19,584 KB |
testcase_20 | AC | 27 ms
19,584 KB |
testcase_21 | AC | 26 ms
19,456 KB |
testcase_22 | AC | 27 ms
19,456 KB |
testcase_23 | AC | 26 ms
19,328 KB |
testcase_24 | AC | 27 ms
19,456 KB |
testcase_25 | AC | 27 ms
19,456 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.Generic; using System.Linq; namespace No424{ public class Program{ public static void Main(string[] args){ var sr = new StreamReader(); //--------------------------------- var H = sr.Next<int>(); var W = sr.Next<int>(); var Sy = sr.Next<int>() - 1; var Sx = sr.Next<int>() - 1; var Gy = sr.Next<int>() - 1; var Gx = sr.Next<int>() - 1; var B = sr.Next<string>(H).Select(s => s.Select(c => c - '0').ToArray()).ToArray(); var dx = new[]{0, 1, 0, -1}; var dy = new[]{1, 0, -1, 0}; Func<int, int, bool> isInside = (x, y) => 0 <= x && x < W && 0 <= y && y < H; var visit = new bool[H, W].ToJaggedArray(); var que = new Queue<int>(); que.Enqueue(Sx); que.Enqueue(Sy); while(que.Count > 0){ var x = que.Dequeue(); var y = que.Dequeue(); for(var i = 0; i < 4; i++){ var nx = x + dx[i]; var ny = y + dy[i]; var nnx = x + dx[i] * 2; var nny = y + dy[i] * 2; if(isInside(nx, ny) && !visit[ny][nx] && Math.Abs(B[y][x] - B[ny][nx]) <= 1){ visit[ny][nx] = true; que.Enqueue(nx); que.Enqueue(ny); } if(isInside(nnx, nny) && !visit[nny][nnx] && B[y][x] == B[nny][nnx] && B[y][x] > B[ny][nx]){ visit[nny][nnx] = true; que.Enqueue(nnx); que.Enqueue(nny); } } } Console.WriteLine(visit[Gy][Gx] ? "YES" : "NO"); //--------------------------------- } } public static class ExMethod{ public static T[][] ToJaggedArray<T>(this T[,] src){ var x = src.GetLength(1); var y = src.GetLength(0); var ret = new T[y][]; for(var i = 0; i < y; i++){ ret[i] = new T[x]; for(var j = 0; j < x; j++){ ret[i][j] = src[i, j]; } } return ret; } } public class StreamReader{ private readonly char[] _c = {' '}; private int _index = -1; private string[] _input = new string[0]; private readonly System.IO.StreamReader _sr = new System.IO.StreamReader(Console.OpenStandardInput()); public T Next<T>(){ if(_index == _input.Length - 1){ _index = -1; while(true){ string rl = _sr.ReadLine(); if(rl == null){ if(typeof(T).IsClass) return default(T); return (T)typeof(T).GetField("MinValue").GetValue(null); } if(rl != ""){ _input = rl.Split(_c, StringSplitOptions.RemoveEmptyEntries); break; } } } return (T)Convert.ChangeType(_input[++_index], typeof(T), System.Globalization.CultureInfo.InvariantCulture); } public T[] Next<T>(int x){ var ret = new T[x]; for(var i = 0; i < x; ++i) ret[i] = Next<T>(); return ret; } public T[][] Next<T>(int y, int x){ var ret = new T[y][]; for(var i = 0; i < y; ++i) ret[i] = Next<T>(x); return ret; } } }