Compilare: main.cpp: In function 'void DFS(int)': main.cpp:12:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[nod].size();i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'void reacordare(std::vector<int>*, std::vector<std::pair<int, int> >)': main.cpp:36:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<w.size();i++) ~^~~~~~~~~ main.cpp: In function 'int main()': main.cpp:45:17: warning: unused variable 'k' [-Wunused-variable] int N,i,M,x,k,y,j,rez,min=1e9,contmin=0; ^ main.cpp:45:21: warning: unused variable 'j' [-Wunused-variable] int N,i,M,x,k,y,j,rez,min=1e9,contmin=0; ^