#include<bits/stdc++.h>
using namespace std;

int T;

int main(){
	scanf("%d", &T);
	for (int i = 1; i <= T; i++) {
		long long FJ, BE;
		scanf("%lld%lld", &FJ, &BE);
		int t = 0;
		while (FJ == 0 || BE == 0) {
			t++;
			if (t % 2 == 1)
				if (FJ < BE)
					FJ++;
				else
					FJ /= 2;
			else
				if (BE < FJ)
					BE++;
				else
					BE /= 2;
		}
		printf("%lld %lld\n",  FJ, BE);
	}
}

[Error] ld returned 1 exit status