#include <fstream>
using namespace std;
ifstream fin("iepuri.in");
ofstream fout("iepuri.out");
int k,n,a,b,c,x,y,z;
int main()
{
    fin>>k;
    for(int i=0;i<k;i++){
        fin>>x>>y>>z>>a>>b>>c>>n;
        long term=0;
        while(n>2){
            term=a*z+b*y+c*x;
            x=y;
            y=z;
            z=term;
            n--;
        }
        fout<<term%666013<<endl;
    }
}