mosquito.cpp

#include <iostream>
#include <cstdlib>
 
using namespace std;
 
int main(){
	int m,p,l,e,r,s,n;
 
	while (cin >> m >> p >> l >> e >> r >> s >> n){
		int eggs = 0;
 
		for (int i = 0; i < n; i++){
			eggs = m * e;
			m = p/r;
			p = l / s;
			l = eggs;
		}
		cout << m << endl;
	}
 
	return 0;
}