#include<bits/stdc++.h>
using namespace std;
int main () {
    long long t;
    cin >> t;
    while(t--) {
        long long a,b;
        cin >> a >> b;
        if(a == b) cout << "=\n";
        else if(a > b) cout << ">\n";
        else cout << "<\n";
    }
}