#include <iostream>

using namespace std;

long long a, b, ans;

int nCase, cCase;

long long calc(long long a, long long b)

{

    long long ret = ;

    while (b)

    {

        long long t = b;

        ret += a / b;

        b = a % b;

        a = t;

    }

    return ret + ;

}

int main()

{

    //ios::sync_with_stdio(false);

    cin >> nCase;

    while (nCase--)

    {

        cin >> a >> b;

        if (a ==  && b == )

        {

            ans = ;

        }

        else if (a ==  || b == )

        {

            ans = ;

        }

        else

        {

            ans = calc(a, b);

        }

        cout << "Case #" << ++cCase << ": " << ans << endl;

    }

    return ;

}