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

#include <bits/stdc++.h>
using namespace std;
long long m, k, q, n, last;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cin >> m >> k >> q;
  n = m / 2 * 2;
  last = k;
  k -= n != m;
  while (q--) {
    long long p;
    cin >> p;
    if (p > n) {
      cout << (last ? "X" : ".");
      continue;
    }
    if (p & 1) {
      cout << ((n - p) / 2 + n / 2 + 1 <= k ? "X" : ".");
    } else {
      cout << ((n - p) / 2 + 1 <= k ? "X" : ".");
    }
  }
}
