Compilare: main.cpp: In function 'int main()': main.cpp:60:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 60 | if(sol.size() == m+1) | ~~~~~~~~~~~^~~~~~ main.cpp:61:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for(int i = 0; i < sol.size()-1; i++) | ~~^~~~~~~~~~~~~~