Compilare: main.cpp: In function 'int main()': main.cpp:48:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | for(i=0;i<v.size() && nr<n;i++) | ~^~~~~~~~~ main.cpp:61:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for(i=0;i<q.size();i++) | ~^~~~~~~~~ main.cpp:36:22: warning: unused variable 'j' [-Wunused-variable] 36 | int nr=0,i,tx,ty,j,s=0; | ^