T = int(input())
for t in range(T):
    sx, sy, tx, ty = map(int, input().split())
    ans = abs(sy - ty)
    i = min(60, max(sy, ty))
    sx //= 2 ** i
    tx //= 2 ** i
    while 1:
        if abs(sx - tx) - abs(sx // 2 - tx // 2) > 2:
            ans += 2
            sx //= 2
            tx //= 2
        else:
            break
    ans += abs(sx - tx)
    print(ans)