#include <iostream>

using namespace std;
int main()
{

int a,b,n;
cin>>n;
while(n--)
{
cin>>a >>b;
if(a-b==0)
{
cout<<"="<<endl;
}
else if(a-b>0)
{
cout<<">"<<endl;
}
else
{
cout<<"<"<<endl;
}
}

}