Compilare: main.cpp: In function 'int main()': main.cpp:20:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1;i<=n;i++) ^~~ main.cpp:22:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' d[s] = 0; ^ main.cpp:35:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<G[nod].size();i++) ~^~~~~~~~~~~~~~