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() {
  long long n, k, q, p, count;
  cin >> n >> k >> q;
  for (long long i = 0; i < q; i++) {
    cin >> p;
    if (k == (n / 2) && n % 2 == 0) {
      if (p % 2 == 0)
        cout << "X";
      else
        cout << ".";
    } else if (k < n / 2 || (k == (n / 2) && n % 2 != 0)) {
      count = (n / 2) + 1;
      if (p > count)
        cout << "X";
      else
        cout << ".";
    } else {
      count = (n - k) * 2 - 1;
      if (p % 2 != 0 && p <= count)
        cout << ".";
      else
        cout << "X";
    }
  }
  return 0;
}
