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Cod sursa(job #774779)
#include <fstream>
#include <cstring>
#define MOD 666013
using namespace std;
ifstream f("iepuri.in");
ofstream g("iepuri.out");
int A,B,C,X,Y,Z,N;
long long M1[3][3],MX[3][3],AX[3][3],R[3][3];
void Multiply (long long A[][3], long long B[][3], long long C[][3])
{
int i,j,k;
for (i=0; i<3; i++)
for (j=0; j<3; j++)
C[i][j]=0;
for (i=0; i<3; i++)
for (j=0; j<3; j++)
for (k=0; k<3; k++)
{
C[i][j]=(C[i][j]+A[i][k]*B[k][j]*1LL);
if (C[i][j]>=MOD) C[i][j]%=MOD;
}
}
void LgPow (int P)
{
for (int i=0; i<3; i++)
for (int j=0; j<3; j++)
R[i][j]=0;
R[0][0]=R[1][1]=R[2][2]=1;
for (int i=1; i<=P; i<<=1)
{
if (i&P)
{
Multiply(R,MX,AX);
memcpy(R,AX,sizeof(R));
}
Multiply(MX,MX,AX);
memcpy(MX,AX,sizeof(MX));
}
memcpy(MX,R,sizeof(MX));
}
int Solve ()
{
M1[0][0]=Z;
M1[0][1]=Y;
M1[0][2]=X;
M1[1][0]=0;
M1[1][1]=0;
M1[1][2]=0;
M1[2][0]=0;
M1[2][1]=0;
M1[2][2]=0;
MX[0][0]=A;
MX[0][1]=1;
MX[0][2]=0;
MX[1][0]=B;
MX[1][1]=0;
MX[1][2]=1;
MX[2][0]=C;
MX[2][1]=0;
MX[2][2]=0;
LgPow(N);
Multiply(M1,MX,AX);
return AX[0][0];
}
int T,n,x,y,z,a,b,c;
int main ()
{
for (f >> T; T; --T)
{
f >> X >> Y >> Z >> A >> B >> C >> N;
N-=2;
g << Solve() << '\n';
}
f.close();
g.close();
return 0;
}