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#include <iostream>
#include <fstream>
using namespace std;
typedef unsigned long long mat[3][3];
#define MOD 666013
ifstream fin ("iepuri.in");
ofstream fout ("iepuri.out");
int k,x,y,z,A,B,C;
void inm (mat a, mat b, mat c)
{
mat d;
for(int i=0;i<3;++i)
for(int j=0;j<3;++j){d[i][j]=0;
for(int k=0;k<3;++k)
d[i][j] =(d[i][j]+a[i][k]*b[k][j]%MOD) %MOD;
}
for(int i=0;i<3;++i)
for(int j=0;j<3;++j)c[i][j]=d[i][j];
}
void Alan(mat a,int n, mat b)
{
if(n==0){ for(int i=0;i<3;i++)
for(int j=0;j<3;j++) b[i][j]=0;
b[0][0]=b[1][1]=b[2][2]=1;
}
else{mat aux;
Alan(a,n/2,aux);
inm(aux,aux,b);
if(n%2)inm(b,a,b);
}
}
int main()
{
mat q,t;
int T;
fin>>T;
while(T--)
{
fin>>x>>y>>z>>A>>B>>C>>k;
q[0][0]=q[0][1]=q[2][0]=q[1][1]=0;
q[1][0]=q[2][1]=1;
q[0][2]=C; q[1][2]=B; q[2][2]=A;
Alan(q,k-2,t);
fout<<(x*t[0][2]%MOD+y*t[1][2]%MOD+z*t[2][2]%MOD)%MOD<<'\n';
}
fin.close(); fout.close();
return 0;
}