結果

問題 No.179 塗り分け
ユーザー tutuztutuz
提出日時 2018-09-14 21:21:48
言語 Java21
(openjdk 21)
結果
AC  
実行時間 276 ms / 3,000 ms
コード長 3,751 bytes
コンパイル時間 4,890 ms
コンパイル使用メモリ 77,984 KB
実行使用メモリ 54,612 KB
最終ジャッジ日時 2024-07-23 14:53:47
合計ジャッジ時間 11,615 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge5
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 58 ms
50,416 KB
testcase_01 AC 54 ms
50,040 KB
testcase_02 AC 53 ms
50,184 KB
testcase_03 AC 54 ms
50,524 KB
testcase_04 AC 53 ms
50,396 KB
testcase_05 AC 54 ms
50,228 KB
testcase_06 AC 81 ms
50,804 KB
testcase_07 AC 56 ms
50,172 KB
testcase_08 AC 55 ms
50,204 KB
testcase_09 AC 60 ms
50,412 KB
testcase_10 AC 121 ms
53,908 KB
testcase_11 AC 111 ms
54,260 KB
testcase_12 AC 231 ms
54,372 KB
testcase_13 AC 56 ms
50,528 KB
testcase_14 AC 55 ms
50,604 KB
testcase_15 AC 53 ms
50,168 KB
testcase_16 AC 54 ms
50,288 KB
testcase_17 AC 53 ms
50,160 KB
testcase_18 AC 148 ms
54,140 KB
testcase_19 AC 153 ms
54,240 KB
testcase_20 AC 55 ms
50,384 KB
testcase_21 AC 56 ms
50,172 KB
testcase_22 AC 264 ms
54,520 KB
testcase_23 AC 177 ms
54,612 KB
testcase_24 AC 235 ms
54,216 KB
testcase_25 AC 175 ms
54,368 KB
testcase_26 AC 153 ms
54,120 KB
testcase_27 AC 250 ms
54,288 KB
testcase_28 AC 176 ms
54,240 KB
testcase_29 AC 267 ms
54,392 KB
testcase_30 AC 139 ms
53,948 KB
testcase_31 AC 276 ms
54,500 KB
testcase_32 AC 147 ms
54,028 KB
testcase_33 AC 264 ms
54,148 KB
testcase_34 AC 162 ms
54,152 KB
testcase_35 AC 275 ms
53,988 KB
testcase_36 AC 55 ms
50,580 KB
testcase_37 AC 54 ms
50,492 KB
testcase_38 AC 53 ms
50,152 KB
testcase_39 AC 54 ms
50,224 KB
testcase_40 AC 54 ms
50,400 KB
testcase_41 AC 54 ms
50,392 KB
testcase_42 AC 54 ms
50,308 KB
testcase_43 AC 82 ms
51,408 KB
testcase_44 AC 120 ms
54,032 KB
testcase_45 AC 57 ms
50,544 KB
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ソースコード

diff # 

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.InputMismatchException;
import java.util.StringTokenizer;

public class Main {

	public static void main(String[] args) throws IOException {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		InputReader in = new InputReader(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskX solver = new TaskX();
		solver.solve(1, in, out);
		out.close();
	}

	static int INF = 1 << 30;
	static long LINF = 1L << 55;
	static int MOD = 1000000007;
	static int[] mh4 = { 0, -1, 1, 0 };
	static int[] mw4 = { -1, 0, 0, 1 };
	static int[] mh8 = { -1, -1, -1, 0, 0, 1, 1, 1 };
	static int[] mw8 = { -1, 0, 1, -1, 1, -1, 0, 1 };

	static class TaskX {

		int n, m;
		public void solve(int testNumber, InputReader in, PrintWriter out) {

			n = in.nextInt(); m = in.nextInt();
			char[][] s = new char[n][m];
			for (int i = 0; i < n; i++) {
				s[i] = in.nextString().toCharArray();
			}

			int cnt = 0;
			for (char[] cs : s) {
				for (char c : cs) {
					cnt += c == '#' ? 1 : 0;
				}
			}

			if (cnt % 2 == 1 || cnt == 0) {
				out.println("NO");
				return;
			}

			for (int i = -n+1; i < n; i++) {
				for (int j = -m+1; j < m; j++) {

					if (check(s, i, j, cnt)) {
						out.println("YES");
						return;
					}
				}
			}

			out.println("NO");

		}

		boolean check(char[][] s, int i, int j, int count) {

			int tmp = 0;
			boolean[][] used = new boolean[n][m];
			for (int a = 0; a < n; a++) {
				for (int b = 0; b < m; b++) {
					if (a + i < 0 || b + j < 0 || a + i >= n || b + j >= m) {
						continue;
					}
					if (used[a][b] || used[a+i][b+j] || s[a][b] == '.' || s[a+i][b+j] == '.') {
						continue;
					}
					used[a][b] = used[a+i][b+j] = true;
					tmp += 2;
				}
			}

			return count == tmp;
		}
	}

	static class InputReader {
		BufferedReader in;
		StringTokenizer tok;

		public String nextString() {
			while (!tok.hasMoreTokens()) {
				try {
					tok = new StringTokenizer(in.readLine(), " ");
				} catch (IOException e) {
					throw new InputMismatchException();
				}
			}
			return tok.nextToken();
		}

		public int nextInt() {
			return Integer.parseInt(nextString());
		}

		public long nextLong() {
			return Long.parseLong(nextString());
		}

		public double nextDouble() {
			return Double.parseDouble(nextString());
		}

		public int[] nextIntArray(int n) {
			int[] res = new int[n];
			for (int i = 0; i < n; i++) {
				res[i] = nextInt();
			}
			return res;
		}

		public int[] nextIntArrayDec(int n) {
			int[] res = new int[n];
			for (int i = 0; i < n; i++) {
				res[i] = nextInt() - 1;
			}
			return res;
		}

		public int[] nextIntArray1Index(int n) {
			int[] res = new int[n + 1];
			for (int i = 0; i < n; i++) {
				res[i + 1] = nextInt();
			}
			return res;
		}

		public long[] nextLongArray(int n) {
			long[] res = new long[n];
			for (int i = 0; i < n; i++) {
				res[i] = nextLong();
			}
			return res;
		}

		public long[] nextLongArrayDec(int n) {
			long[] res = new long[n];
			for (int i = 0; i < n; i++) {
				res[i] = nextLong() - 1;
			}
			return res;
		}

		public long[] nextLongArray1Index(int n) {
			long[] res = new long[n + 1];
			for (int i = 0; i < n; i++) {
				res[i + 1] = nextLong();
			}
			return res;
		}

		public double[] nextDoubleArray(int n) {
			double[] res = new double[n];
			for (int i = 0; i < n; i++) {
				res[i] = nextDouble();
			}
			return res;
		}

		public InputReader(InputStream inputStream) {
			in = new BufferedReader(new InputStreamReader(inputStream));
			tok = new StringTokenizer("");
		}
	}

}
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