#include <bits/stdc++.h>

using namespace std;

int main() {
    int n;
    scanf("%d", &n);
    char lbig = (char)62, rbig = (char)60;
    while (n--) {
        int a, b;
        scanf("%d %d", &a, &b);
        if (a == b) printf("=\n");
        else if (max(a, b) == b) printf("%c\n", rbig);
        else printf("%c\n", lbig);
    }
}