📅  最后修改于: 2022-03-11 14:44:49.305000             🧑  作者: Mango
#include
using namespace std;
int main(){
int a;
cin>>a;
if(!((a >= 20 && a <= 30) || (a > 0 && a < 10))){
cout<<"Dentro!";
}
else{
cout<<"Fuori!";
}
}