#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: linmiaoling
	Language: C++
	Result: Accepted
	Time:19 ms
	Memory:2072 kb
****************************************************************/