Compilare: main.cpp: In function 'int main()': main.cpp:121:59: warning: narrowing conversion of 'dist(pct{cx.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)), cy.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i))}, pct{cx.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)j)), cy.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)j))})' from 'long long int' to 'long double' [-Wnarrowing] 121 | edge.push_back({i, j, dist({cx[i], cy[i]}, {cx[j], cy[j]})}); | ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~