Chri_K

#include<iostream>
#include<cstring>
using namespace std;
int main()
{
    int t;
    cin>>t;
    string a,b;
    while(t--)
    {
        cin>>a>>b;
        if(a+b>b+a)
        {
            cout<<">"<<endl;
        }
        else if(a+b<b+a)
        {
            cout<<"<"<<endl;
        }
        else
        {
            cout<<"="<<endl;
        }
    }
    return 0;
}