T = int(input())
for i in range(T):
    sx, sy, tx, ty = map(int, input().split())
    ans = 10**20
    for y in range(0, 61):
        div = pow(2, y)
        ans = min(ans, abs(sy - y) + abs(y - ty) + abs((sx // div) - (tx // div)))
    if max(sy, ty) >= 60:                 # ← 追加
        ans = min(ans, abs(sy - ty))      # ← 追加
    print(ans)