#include <stdio.h>
#include <stdlib.h>

int main()
{
    int t,i=0;
    FILE *fin;
    fin=fopen("iepuri.in","r");
    fout=fopen("iepuri.out","w");
    fscanf(fin,"%d",&t);
    for(i=0;i<t;i++){
        long int x,y,z,a,b,c,n,j;
        fscanf(fin,"%d %d %d %d %d %d %d",&x,&y,&z,&a,&b,&c,&n);
        int nr[n+1];
        nr[0]=x; nr[1]=y; nr[2]=z;
        for(j=3;j<=n;j++){
            nr[j]=(a*nr[j-1]+b*nr[j-2]+c*nr[j-3])%666013;
        }
        fprintf(fout,"%d\n",nr[n]);
    }
    return 0;
}