#include <iostream>
#include <string.h>
using namespace std;
int main(int argc, char* argv[])
{
	int N,i;
	cin>>N;
	int A,B;
	for (i=1;i<=N;i++){
		cin>>A>>B;
		if (A==B){
			cout<<"="<<endl;
		}else{
			char x[10];
			sprintf(x,"%d",A-B);
			if (x[0]=='-'){
				cout<<"<"<<endl;
			}else{
				cout<<">"<<endl;
			}
		}
	}
	return 0;
}