Submission #3385163

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Source Code Expand

import java.util.*;
public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		char[] hole1 = {'A', 'D', 'O', 'P', 'Q', 'R'};
		int[] hole = new int[4];
		for(int i=0; i<4; i++){
			int cnt = 0;
			if(s.charAt(i)=='B'){
				cnt += 2;
			}
			else{
				for(int j=0; j<6; j++){
					if(s.charAt(i)==hole1[j]){
						cnt++;
						break;
					}
				}
			}
			hole[i] = cnt;
		}
		System.out.println(hole[0]==0&&hole[1]==0&&hole[2]==1&&hole[3]==0 ? "yes" : "no");
	}
}

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