#include <bits/stdc++.h>
using namespace std;

int x0, y0, ax, ay, bx, by, sx, sy, t, ans;

int main() {
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	cin >> x0 >> y0 >> ax >> ay >> bx >> by >> sx >> sy >> t;
	t = max(t, 0);
	int xi = x0, yi = y0, nt = t, nx = sx, ny = sy;
	while(xi <= sx and yi <= sy) {
		if(xi == xi * ax + bx and yi == yi * ay + by)
			break;
		if(abs(xi - sx) + abs(yi - sy) <= t) {
		cout << xi << " " << yi << endl;
			ans++;
			if(nt == t) {
				nt -= abs(xi - sx) + abs(yi - sy);
				nx = xi;
				ny = yi;
			}
		}
		xi = xi * ax + bx;
		yi = yi * ay + by;
	}
	t = nt;
	sx = nx;
	sy = ny;
	while(abs(xi - sx) + abs(yi - sy) <= t) {
		cout << xi << " " << yi << endl;
		ans++;
		xi = xi * ax + bx;
		yi = yi * ay + by;
	}
	cout << ans << endl;

	return 0;
}
  

Wrong Answer.wrong answer 1st numbers differ - expected: '1', found: '0'