#include <fstream>
#define MOD 666013
using namespace std;
ifstream f("iepuri.in");
ofstream g("iepuri.out");
long long c[3][3],sol[3][3],a[3][3];

void inmultire(long long a[3][3],long long b[3][3])
{
    long long c[3][3];
    int i,j,k;
    for(i=0; i<=2; i++)
    {
        for(j=0; j<=2; j++)
        {
            c[i][j]=0;
            for(k=0; k<=2; k++)
                c[i][j]+=a[i][k]*b[k][j];
            c[i][j]=c[i][j]%MOD;
        }
    }
    for(i=0; i<=2; i++)
        for(j=0; j<=2; j++)
            a[i][j]=c[i][j];

}
void putere(long long k)
{
    while(k)
    {
        if(k%2==1)
        {
            inmultire(sol,c);
            k--;
        }
        else
        {
            inmultire(c,c);
            k/=2;
        }
    }
}
int t,x,y,z,A,B,C,n,i,j;
int main()
{
    f>>t;
    while(t)
    {
        f>>x>>y>>z>>A>>B>>C>>n;
        for(i=0; i<3; i++)
            for(j=0; j<3; j++)
                sol[i][j] = a[i][j] = c[i][j] = 0;
        sol[0][0] = sol[1][1] = sol[2][2] = 1;
        a[0][0] = x;
        a[0][1] = y;
        a[0][2] = z;
        c[1][0] = 1;
        c[2][1] = 1;
        c[2][2] = A;
        c[1][2] = B;
        c[0][2] = C;

        putere(n);
        inmultire(a, sol);

        g<<a[0][0]<<'\n';
        t--;
    }
    return 0;
}