func main()
	var n: int :: cui@inputInt()
	for(1, n)
		var a: int :: cui@inputInt()
		var b: int :: cui@inputInt()
		if(a - b = 0)
			do cui@print("=\n")
		else
			if([a - b, 0].min() = 0)
				do cui@print("\{'='.offset(1)}\n")
			else
				do cui@print("\{'='.offset(-1)}\n")
			end if
		end if
	end for
end func