for _ in range(int(input())):
	n=int(input())
	x,y=0,0
	mx=0
	for N in range(max(n-10,0),n+1):
		X=0
		Y=0

		f=True
		for i in reversed(range(64)):
			if N&(2**i)>0:
				if f:
					X+=1<<i
					f=False
				else:
					Y+=1<<i
		if X*Y>mx:
			x,y=X,Y
	
	print(x,y)