#include<fstream>
#define mod 666013
using namespace std;
ifstream f("iepuri.in");
ofstream g("iepuri.out");
int x,y,z,a,b,c,n,fin,t,i;
int main()
{
    f>>t;
    while(t--)
    {
        f>>x>>y>>z>>a>>b>>c>>n;
        for(i=1;i<n-1;i++)
        {
            fin=((a*z)%mod+(b*y)%mod+(c*x)%mod)%mod;
            x=y;
            y=z;
            z=fin;
        }
        g<<fin<<"\n";
    }
    return 0;
}