Compilare: user.cpp: In function ‘void DFS(int, int)’: user.cpp:33:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int i = 0 ; i < graf[nod].size() ; i++ ) ^ user.cpp: In function ‘int main()’: user.cpp:65:9: warning: unused variable ‘minim’ [-Wunused-variable] int minim , sol , j , x , y , dif , lo2 ; ^ user.cpp:65:23: warning: unused variable ‘j’ [-Wunused-variable] int minim , sol , j , x , y , dif , lo2 ; ^