Compilare: main.cpp: In function 'int main()': main.cpp:28:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1; i<=N; i++) ^~~ main.cpp:30:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' cnt =0; ^~~ main.cpp:19:11: warning: unused variable 'j' [-Wunused-variable] int i,j; ^ main.cpp: In function 'void DFSp(int)': main.cpp:56:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(it=g[nod].begin(); it!=g[nod].end(); it++) ^~~ main.cpp:63:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' Q.push_back(nod); ^