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;
int main(int argc, char **argv) {
  long long n, k, x, m;
  int p;
  cin >> n >> k >> p;
  while (p--) {
    cin >> x;
    if (k <= (n + 1) / 2) {
      if (x % 2 && x != n)
        cout << '.';
      else if (x % 2 && x == n)
        cout << 'X';
      else if (x <= n + 1 - 2 * k)
        cout << '.';
      else
        cout << 'X';
    } else {
      if (x % 2) {
        m = k - (n + 1) / 2;
        if (x < n - 2 * m)
          cout << '.';
        else
          cout << 'X';
      } else
        cout << 'X';
    }
  }
  cout << endl;
  return 0;
}
