Compilare: main.cpp: In function 'void dfs(int)': main.cpp:34:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[s].size();i++) ~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:47:14: warning: 'muchii' is used uninitialized in this function [-Wuninitialized] for(int i=0;i<muchii;i++){ ~^~~~~~~ main.cpp:52:14: warning: 'noduri' may be used uninitialized in this function [-Wmaybe-uninitialized] for(int i=1;i<=noduri;i++){ ~^~~~~~~~ main.cpp:58:11: warning: 'pula' may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<pula; ^