#include <iostream>
#include<array>
#include <bits/stdc++.h>
using namespace std;
int main ()



{
    int n;
    cin>>n;
    int a[n*2];
    char k[n];
    for(int i=0;i<n;i++){
        cin>>a[i]>>a[i+1];
        cout<<endl<<a[i]<<" "<<a[i+1]<<endl;
        if(a[i]==a[i+1])
            k[i]='=';
        else if(a[i]<a[i+1])
            k[i]='<';
        else k[i]='>';
    }

    for (int i=0;i<n;i++){
        cout<<k[i]<<endl;
    }
    return 0;
}