#include<bits/stdc++.h>
using namespace std;

int main()
{
    long long int n,l,i=0,j,count=0,k,test,a,b,c,d,e,f;
    while(scanf("%lld %lld",&n,&l)==2)
    {
        count=0;
        if(n==-1 || l==-1)
            break;
            a=n;
        while(n<=l)
        {
            count++;
            if(n==1)
                break;
            if(n%2==0)
                n/=2;
            else
                n=(n*3)+1;
        }
        cout<<"Case "<<++i<<": A = "<<a<<", limit = "<<l<<", number of terms = "<<count<<endl;
    }
    return 0;
}