Compilare: main.cpp: In function 'int main()': main.cpp:37:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=1;i<=n;++i) ^~~ main.cpp:39:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(int i=1;i<=n;++i){ ^~~ main.cpp:12:9: warning: variable 'vf' set but not used [-Wunused-but-set-variable] int vf=0,cer,n,d,ans=0 ; ^~