15612. 체스판 위의 룩 배치 JAVA

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import java.io.*;

public class SWEA15612 {
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int T = Integer.parseInt(br.readLine());
		
		for (int test_case = 1; test_case <= T; test_case++) {
			boolean[] row = new boolean[8];
			boolean[] column = new boolean[8];
			boolean isBreak = false;
			
			for (int x=0; x<8; x++) {
				String line = br.readLine();
				
				if (isBreak) {
                	// 입력이 계속 주어지니 for문을 아예 탈출하진 못함...
                    // 이거 때문에 헤맴
					continue;
				}
				
				for(int y=0; y<8; y++) {
					char elem = line.charAt(y);
					
					if (elem == '.') {
						continue;
					}
					
					if (row[x] || column[y]) {
						System.out.printf("#%d no\n", test_case);
						isBreak = true;
						break;
					}
					
					row[x] = true;
					column[y] = true;
				}
			}
			
			if (!isBreak) {
				String answer = "yes";
				
				for (int i=0; i<8; i++) {
					if (row[i] == false || column[i] == false) {
						answer = "no";
					}
				}
				
				System.out.printf("#%d %s\n", test_case, answer);
			}
		}
	}
}