Compilare: main.cpp: In function 'void solve(int, int)': main.cpp:37:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<P>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | for(int i = 0;i<stripe.size();i++) | ~^~~~~~~~~~~~~~ main.cpp:38:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<P>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for(int j = i+1;j<stripe.size() && sq(stripe[i].y - stripe[j].y) < d;j++) | ~^~~~~~~~~~~~~~