from sys import stdin
input = stdin.readline

def encode(sx, sy):
    l = sx
    r = sx
    for i in range(sy):
        if 1<<i & l:
            l ^= 1<<i
        if not 1<<i &r:
            r ^= 1<<i
    return l, r

for _ in range(int(input())):
    sx, sy, tx, ty = map(int, input().split())

    if 60 < max(sy, ty):
        print(abs(sy-ty))
        continue
    sy = min(sy, 60)
    ty = min(ty, 60)

    ans = 1<<60
    for i in range(max(sy, ty), 61):
        a, b = encode(sx, i)
        c, d = encode(tx, i)
        ans = min(ans, (i-sy)+(i-ty)+abs(a+c)//(1<<i))

    print(ans)