Compilare: main.cpp: In function 'int main()': main.cpp:51:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for(i=0;i<sort_top.size();i++) | ~^~~~~~~~~~~~~~~~ main.cpp:59:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for(j=0;j<conex[sol[i].poz].size();j++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~