Compilare: main.cpp: In function 'void dfs(int)': main.cpp:183:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<lista[nod].size();i++) ~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:335:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1;i<=n;i++) ^~~ main.cpp:343:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' if(cer==2) ^~ main.cpp:334:9: warning: unused variable 'cc' [-Wunused-variable] int cc=0,nrp=0; ^~