#include <stdio.h>
#include <vector>

using namespace std;

typedef long long lint;

#define mp make_pair
#define PII pair <int,int>
#define f first
#define s second
#define nmax 1<<14

int t0,t1,a,b,x,y,z,m,sol;
int A[nmax],B[nmax];
lint n;

PII f(PII t)
{
	int a=A[t.f]+B[t.s];
	if(a>=m)
		a-=m;
	return mp(t.s,a);
}

int main()
{
	PII t0,t1;
	int l,i;
	freopen("rsir.in","r",stdin);
	freopen("rsir.out","w",stdout);
	scanf("%d %d %d %d %d %d %d %d %lld",&t0.f,&t0.s,&a,&b,&x,&y,&z,&m,&n);
	for(i=0;i<m;++i)
	{
		A[i]=((((i*i)%m)*a)%m+(((i)%m)*x)%m)%m;
		B[i]=((((i*i)%m)*b)%m+(((i)%m)*y+z)%m)%m;
	}
	t0.f%=m, t0.s%=m;
	for(t1=t0,i=0;i<=m*m;++i)
		t1=f(t1);

	for(l=m*m+1;n>=0&&t1!=t0;t0=f(t0),--n,--l)
		if(!n)
			sol=t0.f;

	if(n>0)
		for(n%=l;n>=0;t0=f(t0),--n)
			if(!n)
				sol=t0.f;

	printf("%d\n",sol);
	return 0;
}