#include<fstream>
using namespace std;

ifstream in("rsir.in");
ofstream out("rsir.out");

int t1, t2, a, b, x, y, z, M, nr, prea[8000], preb[8000];
long long n;

int t11, t12, t21, t22;

inline int f(const int &t1, const int &t2) {
	int t = prea[t1] + preb[t2] + z;
	while(t>M)
		t-=M;
	return t;
}

int main() {
	int t, i;
	
	in >> t2 >> t1 >> a >> b >> x >> y >> z >> M >> n;
	t1 %= M; t2 %= M;
	
	for(i = 0; i!=M; ++i) {
		preb[i] = ((i * i)%M * a%M + i*x)%M;
		prea[i] = ((i * i)%M * b%M + i*y)%M;
	}
	
	if(!n) {
		out << t2 << "\n";
		return 0;
	}
	if(n == 1) {
		out << t2 << "\n";
		return 0;
	}
	--n;
	
	t11 = t21 = t1;
	t12 = t22 = t2;
	
	do {
		t = t11;
		t11 = f(t11, t12);
		t12 = t;
		
		t = t21;
		t21 = f(t21, t22);
		t22 = t;
		t = t21;
		t21 = f(t21, t22);
		t22 = t;
		
	} while(t11 != t21 || t12 != t22);
	
	t21 = t1; t22 = t2;
	
	do {
		t = t21;
		t21 = f(t21, t22);
		t22 = t;
		if(!--n) {
			out << t21 << '\n';
			return 0;
		}
	} while(t11 != t21 || t12 != t22);
	
	do {
		t = t21;
		t21 = f(t21, t22);
		t22 = t;
		++nr;
		
	} while(t21 != t11 || t22 != t12);
	
	n %= nr;
	
	do {
		t = t21;
		t21 = f(t21, t22);
		t22 = t;
		
		if(!(--n)) {
			out << t21 << "\n";
			return 0;
		}
		
	} while(1);
	
	return 0;
}