#include <fstream>

using namespace std;
ifstream fin("iepuri.in");
ofstream fout("iepuri.out");
int t,x,y,z,a,b,c;
long long n,nri;
int main()
{
    fin>>t;
    for(int i=1;i<=t;i++)
    {
        fin>>x>>y>>z>>a>>b>>c>>n;
        for(int i=3;i<=n;i++)
        {
            nri=(a*z)+(b*y)+(c*x);
            x=y;
            y=z;
            z=nri;
        }
        fout<<nri%666013<<"\n";
    }
    return 0;
}