#include <iostream>
#include <fstream>

using namespace std;

int main()
{
    fstream f("iepuri.in",ios::in);
    fstream g("iepuri.out",ios::out);

    long long int N,k,i,X,Y,Z,nr=0,T,A,B,C;
    f>>T;
    for(k=1;k<=T;k++){
        f>>X>>Y>>Z>>A>>B>>C>>N;
        for(i=3;i<=N;i++){
            nr=A*Z+B*Y+C*X;
            X=Y;
            Y=Z;
            Z=nr;
        }
        g<<nr%666013<<'\n';
    }
    f.close();
    g.close();
}