#include <bits/stdc++.h>
using namespace std;
int main(){
	double n;
	cin>>n;
	if(n >= 92.8){
		cout<<"jin";
	}else if(n >= 85.6){
		cout<<"yin";
	}else if(n >= 82.1){
		cout<<"tong";
	}else{
		cout<<"sorry";
	}
}

/**************************************************************
	Problem: 1668
	User: admin
	Language: C++
	Result: Accepted
	Time:34 ms
	Memory:2072 kb
****************************************************************/