#include<bits/stdc++.h>
using namespace std;
int main(){
	float n;
	cin>>n;
	if(n>=92.8) cout<<"jin";
	else if(n>=85.6&&n<92.8) cout<<"yin";
	else if(n>=82.1&&n<85.6) cout<<"tong";
	else cout<<"sorry";
}
/**************************************************************
	Problem: 1668
	User: linzihang
	Language: C++
	Result: Wrong Answer
****************************************************************/