7 7 7
1
2
3
4
5
6
7
 4 2 8
1
3
4
2
3
4
1
2
 9 4 9
1
2
3
4
5
6
7
8
9
 7 5 7
1
2
3
4
5
6
7
 15 10 15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 4 0 4
1
2
3
4
 12 2 12
1
2
3
4
5
6
7
8
9
10
11
12
 10 2 10
1
2
3
4
5
6
7
8
9
10
 7 4 7
1
2
3
4
5
6
7
 7 3 7
1
2
3
4
5
6
7

XXXXXXX
 ..XX.X.X
 ...X.X.XX
 .X.XXXX
 .X.X.X.X.XXXXXX
 ....
 .........X.X
 .......X.X
 .X.X.XX
 ...X.XX

import java.util.*;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		long n = sc.nextLong();
		long k = sc.nextLong();
		int p = sc.nextInt();
		for(int i=0; i<p; i++) {
			long q = sc.nextLong();
			if((n+1)/2-k > 0) {
				if(n%2 > 0)
					System.out.print(n-k-q>=0 ? ".":"X");
				else if(n-k-k >= q)
					System.out.println(".");
				else 
					System.out.print(q%2>0?".":"X");
			}
			else if(n-k >= (q+1)/2) {
				System.out.print(q%2>0?".":"X");
			}
			else
				System.out.print("X");
		}
		System.out.println();
	}
}
