#include <bits/stdc++.h>
using namespace std;
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define rep(i,n)   FOR(i,0,n)
#define pb emplace_back
typedef long long ll;
typedef pair<int,int> pint;

int main(){
    int n,a,b;
    cin>>n;
    rep(i,n){
        cin>>a>>b;
        if(a==b) cout<<"="<<endl;
        else if(a>b) cout<<">"<<endl;
        else cout<<"<"<<endl;
    }
    return 0;
}