# 上にいって横へ移動して降りてくる選択がある

T = int(input())

for _ in range(T):
    i0, j0, i1, j1 = map(int, input().split())

    j = max(j0,j1)
    if j > 60:
        print(abs(j0 -j1))
        continue

    ans = float("inf")
    for hj in range(j,61):
        tmp = 0
        tmp = abs(hj-j0) + abs(hj-j1)

        c0 = i0//(2**hj)
        c1 = i1//(2**hj)
        tmp += abs(c1-c0)

        ans = min(ans, tmp)

    print(ans)