Compilare: main.cpp:2:154: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] 2 | std::ifstream cin("chess2.in");std::ofstream cout("chess2.out");bool r(){int n,x,y,s;cin>>n>>x>>y;x+=y;for(int i=0;i<n;i++){cin>>y;s+=y;}return (x*n<s);}main(){int t;cin>>t;while(t--){if(r()){cout<<"Cheater\n";}else{cout<<"Innocent\n";}}} | ^~~~ main.cpp: In function 'bool r()': main.cpp:2:133: warning: 's' may be used uninitialized in this function [-Wmaybe-uninitialized] 2 | std::ifstream cin("chess2.in");std::ofstream cout("chess2.out");bool r(){int n,x,y,s;cin>>n>>x>>y;x+=y;for(int i=0;i<n;i++){cin>>y;s+=y;}return (x*n<s);}main(){int t;cin>>t;while(t--){if(r()){cout<<"Cheater\n";}else{cout<<"Innocent\n";}}} | ~^~~