#include<stdio.h>
int main(){
    int t;
    scanf("%d",&t);
    while(t--){
        char a,b;
        scanf(" %c %c",&a,&b);
        if(a>b)printf("%c<%c\n",a,b);
        else if(a<b)printf("%c>%c\n",a,b);
        else printf("%c=%c\n",a,b);
    }
    return 0;
}