import sequtils, strutils, math

var
    n = readLine(stdin).parseInt
    a:seq[int] = @[]
for i in 0..<n:
    a.add(readLine(stdin).split.map(parseInt))

echo a
for i in 0..<n:
    if a[i * 2] > a[(i * 2) + 1]:
        echo '>'
    elif a[i * 2] < a[(i * 2) + 1]:
        echo '<'
    else:
        echo '='