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#include <fstream>
#define mod 666013
using namespace std;
ifstream cin("kfib.in");
ofstream cout("kfib.out");
int t,n,x,y,z,a,b,c;
int m[4][4],p[4][4];
void init ()
{
m[1][1]=a; m[1][2]=1; m[1][3]=0;
m[2][1]=b; m[2][2]=0; m[2][3]=1;
m[3][1]=c; m[3][2]=0; m[3][3]=0;
}
void inmultire(int a[4][4], int b[4][4], int c[4][4])
{
for(int i=1;i<=3;i++)
for(int j=1;j<=3;j++)
{
c[i][j]=0;
for(int k=1;k<=3;k++)
c[i][j]=(c[i][j]+(1ll*a[i][k]*b[k][j])%mod)%mod;
}
}
void copi(int a[4][4], int b[4][4])
{
for(int i=1;i<=3;i++)
for(int j=1;j<=3;j++)
a[i][j]=b[i][j];
}
void putere (int a[4][4], int n, int b[4][4])
{
int c[4][4];
if(n==1)
{
copi(b,a);//b=a
return;
}
putere(a,n/2,c);
inmultire(c,c,b);//b=c*c
if(n%2==1)
{
inmultire(b,m,c);
copi(b,c);//b=c
}
}
int main ()
{
cin>>t;
for(int i=1;i<=t;i++)
{
cin>>x>>y>>z>>a>>b>>c>>n;
init();
putere(m,n-2,p);
cout<<((1ll*z*p[1][1])%mod+(1ll*y*p[2][1])%mod+(1ll*x*p[3][1])%mod)%mod<<"\n";
}
return 0;
}