func_code_string: #include <bits/stdc++.h>   size_t solve(const std::vector<std::string>& c) {     const size_t n = c.size();     size_t count = 0;     for (size_t i = 0; i < n; ++i) {       for (size_t j = 0; j < n; ++j) {         for (size_t k = j + 1; k < n; ++k) {           if (c[i][j] ==  C  && c[i][k] ==  C ) ++count;           if (c[j][i] ==  C  && c[k][i] ==  C ) ++count;         }       }     }     return count;   }   int main() {     size_t n;     std::cin >> n;     std::vector<std::string> c(n);     for (size_t i = 0; i < n; ++i) std::cin >> c[i];     std::cout << solve(c) <<   n ;     return 0;   }   