Compilare: user.cpp: In function ‘int main()’: user.cpp:53:21: warning: unused variable ‘kr’ [-Wunused-variable] int kr=1; ^ user.cpp:55:21: warning: unused variable ‘k’ [-Wunused-variable] int k=graf[nod].size(); ^ user.cpp:66:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<sol.size()-1;i++) ^ user.cpp:95:15: warning: ‘muchs’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<muchs<<" 1\n"; ^