#include<bits/stdc++.h>
using namespace std;
string a[]={"ling","yi","er","san","si","wu","liu","qi","ba","jiu","shi"};
int main(){
	int n;
	cin>>n;
	if(n>=10&&n<=99){
		if(n%10!=0&&n>=21)cout<<a[n/10]<<" shi "<<a[n%10];
		else if(n>=11&&n%10!=0)cout<<"shi "<<a[n%10];
		else if(n!=10)cout<<a[n/10]<<" shi";
		else cout<<"shi";
	}
	else cout<<a[n];
	return 0;
}