#include<bits/stdc++.h>
using namespace std;
int main(){
    double a; 
    cin>>a;
    if (a>=92.8) cout<<"jin";
       else if (a>=85.6) cout<<"yin";
         else if (a>=82.1) cout<<"tong";
            else cout<<"sorry";    
	return 0;
}

/**************************************************************
	Problem: 1668
	User: LYY001
	Language: C++
	Result: Accepted
	Time:12 ms
	Memory:2072 kb
****************************************************************/