Compilare: main.cpp: In function 'void scoate(int)': main.cpp:21:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | for (int j=0;j<v[i].vec.size();j++){ | ~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:62:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 62 | for (x=0;x<v[sol[i]].vec.size();x++){ | ~^~~~~~~~~~~~~~~~~~~~~