Compilare: main.cpp: In function 'int main()': main.cpp:46:18: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 46 | if(sol.size()!=n+1) | ~~~~~~~~~~^~~~~ main.cpp:52:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(int i=0; i<sol.size()-1; i++) | ~^~~~~~~~~~~~~