Compilare: main.cpp: In function 'void solve()': main.cpp:74:30: warning: narrowing conversion of 'i' from 'int' to 'double' [-Wnarrowing] 74 | v.push_back({i,j}); | ^ main.cpp:74:32: warning: narrowing conversion of 'j' from 'int' to 'double' [-Wnarrowing] 74 | v.push_back({i,j}); | ^ main.cpp:83:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<pct>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 83 | for(int i = 0;i<v.size()-1;i++){ | ~^~~~~~~~~~~