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

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import sys

n, k, p = map(int, raw_input().split())
for lp in (n-int(x) for x in  sys.stdin.readlines()):
    ln = n
    lk = k
    if n%2:
        if lp == 0:
            sys.stdout.write('X' if k >= 1 else '.')
            continue
        ln -= 1
        lk -= 1
        lp -= 1
    if lk == 0:
        sys.stdout.write('.')
    else:
        if ln >= lk*2:
            sys.stdout.write('X' if lp%2 == 0 and lp/2+1 <= lk else '.')
        else:
            if lp%2 == 0:
                sys.stdout.write('X')
            else:
                lk -= ln/2
                sys.stdout.write('X' if (lp+1)/2 <= lk else '.')
sys.stdout.write('\n')
