//#include <iostream>
#include <fstream>

using namespace std;

long x,y,z,a,b,c,t,T;
long n;

int main()
{

   ifstream input("iepuri.in");
   ofstream output("iepuri.out");

    input >>T;
    while(input >>x>>y>>z>>a>>b>>c>>n)
{
for(int i = 1; i<=n-2; i++)    {
        t=(a*z+b*y+c*x)%666013;
         // 2 + 2 + 1 +1 , 6
        x=y;
        y=z;
        z=t;
    }

    output << t%666013 << '\n';
   }
    return 0;
}