Compilare: main.cpp: In function 'void DFS1(int, int)': main.cpp:19:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | for(int x=0;x<v[nod].size();++x) | ~^~~~~~~~~~~~~~ main.cpp: In function 'void DFS(int, int)': main.cpp:41:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | for(int x=0;x<v[nod].size();++x) | ~^~~~~~~~~~~~~~ main.cpp:44:13: warning: unused variable 'bine' [-Wunused-variable] 44 | int bine=0; | ^~~~ main.cpp:39:9: warning: variable 'nrfii' set but not used [-Wunused-but-set-variable] 39 | int nrfii=0; | ^~~~~ main.cpp: In function 'void DFS2(int, int)': main.cpp:65:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for(int x=0;x<v[nod].size();++x) | ~^~~~~~~~~~~~~~