func_code_string: #include <bits/stdc++.h>   using namespace std;   long long n, m, k, ans, cnt;   char c[333][333];   pair<int, pair<int, int> > p[3 * int(1e5)];   int main() {     cin >> n >> m >> k;     for (int i = 1; i <= n; i++) {       for (int j = 1; j <= m; j++) {         cin >> c[i][j];       }     }     for (int q = 1; q <= min(n, m); q++) {       for (int i = 1; i <= n; i++) {         for (int j = 1; j <= m; j++) {           if (c[i][j] ==  * )             if (i + q <= n && i - q > 0 && j + q <= m && j - q > 0) {               if (c[i + q][j] ==  *  && c[i - q][j] ==  *  &&                   c[i][j + q] ==  *  && c[i][j - q] ==  * )                 ans++;               if (ans == k) {                 cout << i <<     << j << endl                      << i - q <<     << j << endl                      << i + q <<     << j << endl                      << i <<     << j - q << endl                      << i <<     << j + q;                 return 0;               }             }         }       }     }     cout << -1;     return 0;   }   