#include<bits/stdc++.h>
using namespace std;
int main(){	
	int a1,a2,p1,p2;
	cin>>a1>>a2>>p1>>p2;
	if(a1>p1){
		cout<<"\""<<"\\"<<"n"<<"\"";
	}
	else if(a1<p1){
		cout<<"\""<<"\\"<<"t"<<"\"";
	}
	else if(a1==p1||a2>p2){
		cout<<"\""<<"\\"<<"t"<<"\"";
	}
	else if(a1==p1||a2<p2){ 
		cout<<"\""<<"\\"<<"n"<<"\"";
	}
	return 0;
}