INF = 1 << 64

def solve():
    SX, SY, TX, TY = map(int, input().split())

    ans = INF
    sx, tx = min(SX, TX), max(SX, TX)
    sy, ty = min(SY, TY), max(SY, TY)
    for y in range(sy, 65):
        m = (1 << y)
        ans = min(ans, abs(sy - y) + abs(ty - y) + tx // m - sx // m)
    print(ans)

if __name__ == "__main__":
    T = int(input())
    for _ in range(T):
        solve()