Compilare: main.cpp: In function 'int cupleaza(int)': main.cpp:58:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for(int i=0;i<A[nod].size();i++) | ~^~~~~~~~~~~~~~ main.cpp:67:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 67 | for(int i=0;i<A[nod].size();i++) | ~^~~~~~~~~~~~~~