#include<stdio.h>

#include<string.h>

int main()

{

	int t;    scanf("%d",&t);

    while(t--)

    {

    	int a,b,ope=0;

        scanf("%d %d",&a,&b);

        while(a*2<=b)

        {

        	a=a*2;

            ope++;

        }

        while(a+1<=b)

        {

        	a=a+1;

            ope++;

        }

        printf("%d\n",ope);

    }

    return 0;

}