Compilare: main.cpp: In function 'void sterge(int, int)': main.cpp:29:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<Muchie[u].size();++i) ~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:79:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<V.size();i+=2) ~^~~~~~~~~ main.cpp:149:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<T.size();i+=2) ~^~~~~~~~~ main.cpp:143:11: warning: unused variable 'q' [-Wunused-variable] bool q=1; ^