from bisect import bisect_right
a = []
for i in range(1, 10**8+1):
    j = i*i
    if j > 10**15: break
    while j <= 10**15:
        a.append(j)
        j *= 2
a.sort()
for _ in range(int(input())):
    l, r = map(int, input().split())
    print((bisect_right(a, r)-bisect_right(a, l-1))%2)