#include <iostream>
#include <fstream>

using namespace std;

int main()
{
    ifstream f("iepuri.in");
    ofstream g("iepuri.out");
    long long T,x,y,z,a,b,c,n,v[3],M;
    f >> T;
    while (T>0)
    {
        f >> x >> y >> z >> a >> b >> c >> n;
        v[0]=x;
        v[1]=y;
        v[2]=z;
        while (n>2)
        {
            M=a*v[2]+b*v[1]+c*v[0];
            v[0]=v[1];
            v[1]=v[2];
            v[2]=M;
            n--;
        }
        g << v[2]%666013 << "\n";
        T--;
    }
    f.close();
    g.close();
    return 0;
}