import sys
input = sys.stdin.readline

def calc(sx,sy):
    if sy>=70:
        haba=10**20
    else:
        haba=min(1<<sy,10**20)
        
    left=sx//haba*haba
    right=left+haba

    return haba,left,right

    

T=int(input())

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

    ANS=0

    if ty>sy:
        ANS+=ty-sy
        sy=ty


    plus=1<<63

    for i in range(10**9):
        haba,left,right=calc(sx,sy+i)
        haba2,left2,right2=calc(tx,ty)

        plus=min(plus,i*2+(left2-left)//haba)

        if left<=left2<=right:
            break

    print(ANS+plus)