結果

問題 No.179 塗り分け
ユーザー femtofemto
提出日時 2015-04-11 06:45:27
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 228 ms / 3,000 ms
コード長 5,593 bytes
コンパイル時間 919 ms
コンパイル使用メモリ 116,412 KB
実行使用メモリ 49,556 KB
最終ジャッジ日時 2024-07-23 14:28:51
合計ジャッジ時間 6,272 ms
ジャッジサーバーID
(参考情報)
judge4 / judge3
このコードへのチャレンジ
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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 29 ms
25,224 KB
testcase_01 AC 29 ms
25,044 KB
testcase_02 AC 28 ms
25,140 KB
testcase_03 AC 29 ms
25,356 KB
testcase_04 AC 28 ms
24,980 KB
testcase_05 AC 28 ms
24,840 KB
testcase_06 AC 33 ms
25,052 KB
testcase_07 AC 28 ms
26,780 KB
testcase_08 AC 109 ms
48,236 KB
testcase_09 AC 106 ms
44,396 KB
testcase_10 AC 172 ms
48,616 KB
testcase_11 AC 150 ms
48,116 KB
testcase_12 AC 151 ms
48,368 KB
testcase_13 AC 29 ms
26,964 KB
testcase_14 AC 29 ms
24,964 KB
testcase_15 AC 28 ms
24,968 KB
testcase_16 AC 29 ms
27,144 KB
testcase_17 AC 28 ms
25,052 KB
testcase_18 AC 138 ms
46,840 KB
testcase_19 AC 133 ms
49,556 KB
testcase_20 AC 29 ms
24,668 KB
testcase_21 AC 29 ms
25,056 KB
testcase_22 AC 120 ms
46,440 KB
testcase_23 AC 136 ms
48,364 KB
testcase_24 AC 117 ms
44,656 KB
testcase_25 AC 119 ms
46,704 KB
testcase_26 AC 147 ms
46,444 KB
testcase_27 AC 173 ms
46,312 KB
testcase_28 AC 217 ms
46,564 KB
testcase_29 AC 208 ms
46,560 KB
testcase_30 AC 206 ms
48,620 KB
testcase_31 AC 228 ms
48,616 KB
testcase_32 AC 194 ms
46,688 KB
testcase_33 AC 203 ms
48,612 KB
testcase_34 AC 228 ms
46,564 KB
testcase_35 AC 216 ms
46,564 KB
testcase_36 AC 28 ms
25,052 KB
testcase_37 AC 28 ms
25,224 KB
testcase_38 AC 30 ms
26,896 KB
testcase_39 AC 28 ms
22,964 KB
testcase_40 AC 29 ms
24,792 KB
testcase_41 AC 28 ms
26,964 KB
testcase_42 AC 28 ms
24,924 KB
testcase_43 AC 31 ms
25,132 KB
testcase_44 AC 47 ms
29,188 KB
testcase_45 AC 29 ms
24,668 KB
権限があれば一括ダウンロードができます
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

diff #

using System;
using System.Diagnostics;
using System.Collections.Generic;
using System.Linq;
using Enu = System.Linq.Enumerable;

class Solution {
    int H, W;
    int[,] board;
    List<point> plist;
    void calc() {
        rio(out H, out W);
        board = new int[H, W];
        plist = new List<point>();
        for (int i = 0; i < H; i++) {
            var s = Console.ReadLine();
            for (int j = 0; j < W; j++) {
                if (s[j] == '#') {
                    board[i, j] = 1;
                    plist.Add(new point(j, i));
                }
                else
                    board[i, j] = 0;
            }
        }

        if (plist.Count % 2 == 1 || plist.Count == 0) {
            Console.WriteLine("NO");
            return;
        }

        bool ans = false;
        for (int dy = 0; dy < H; dy++) {
            for (int dx = 0; dx < W; dx++) {
                if (dx == 0 && dy == 0) continue;
                int[,] b = new int[H, W];
                Array.Copy(board, b, H * W);
                int count = 0;
                for (int y = 0; y < H; y++) {
                    for (int x = 0; x < W; x++) {
                        if (b[y, x] == 0) continue;
                        if (check(x, y, dx, dy)) {
                            b[y, x] = 0;
                            b[y + dy, x + dx] = 0;
                            count++;
                        }
                    }
                }
                ans = ans || count == plist.Count / 2;

                Array.Copy(board, b, H * W);
                count = 0;
                for (int y = 0; y < H; y++) {
                    for (int x = W - 1; x >= 0; x--) {
                        if (b[y, x] == 0) continue;
                        if (check(x, y, -dx, dy)) {
                            b[y, x] = 0;
                            b[y + dy, x - dx] = 0;
                            count++;
                        }
                    }
                }
                ans = ans || count == plist.Count / 2;
            }
        }

        Console.WriteLine(ans ? "YES" : "NO");
    }

    bool check(int x, int y, int dx, int dy) {
        return 0 <= x + dx && x + dx < W && 0 <= y + dy && y + dy < H && board[y + dy, x + dx] == 1;
    }

    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;
    }
}

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