#include <iostream>
using namespace std;
int main() {
    int n = 3;
    if(n>5){
        cout<<"Hello"<<endl;
    }
    else if(n>20){
        cout<<"welcome"<<endl;
    }
    int m = 40;
    else if(n==10){
        cout<<"fjs"<<endl;
    }
    else{
        cout<<"empty";
    }
    return 0;
}