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 p, N, K;
int main() {
  ios::sync_with_stdio(false), cin.tie(0), cout.tie(0);
  cin >> N >> K >> p;
  for (int i = 0; i < p; i++) {
    long long n = N;
    long long k = K;
    long long x;
    cin >> x;
    if (k == 0) {
      cout << ".";
      continue;
    }
    if (n % 2 != 0 && k == 1) {
      if (x == n)
        cout << "X";
      else
        cout << ".";
      continue;
    }
    if (n % 2 != 0) {
      if (x == n) {
        cout << "X";
        continue;
      }
      n--;
      k--;
    }
    if (n % 2 == 0) {
      if (k >= n / 2) {
        long long li = n - 2 * (k - n / 2) + 1;
        if (x % 2 == 0)
          cout << "X";
        else if (x >= li)
          cout << "X";
        else
          cout << ".";
      } else {
        long long li = n - 2 * (k - 1);
        if (x % 2 == 1)
          cout << ".";
        else if (x >= li)
          cout << "X";
        else
          cout << ".";
      }
    } else {
    }
  }
}
