#include<stdio.h>
int main()
{
    long long int A,l,i,j,count,k=0;
    while(scanf("%lld%lld",&A,&l)==2)
    {
        if(A<0&&l<0)
        {
            break;
        }
        count=1;
        k++;
        j=A;
        while(j>1)
        {
            if(j%2==0)
            {
                j=j/2;
                if(j>l)
                {
                    break;
                }
                count++;
            }
            else if(j%2==1)
            {
                j=3*j+1;
                if(j>l)
                {
                    break;
                }
                count++;
            }
        }
        printf("Case %lld: A = %lld, limit = %lld, number of terms = %lld\n",k,A,l,count);
    }
    return 0;
}