mosquito.cpp

#include <cstdio>
#include <cstring>
 
int main ()
{
	int m,p,l,e,r,s,n;
 
	while(scanf("%d %d %d %d %d %d %d",&m,&p,&l,&e,&r,&s,&n)>0)
	{
		int eggs;
		for(int i=0 ; i<n; i++)
		{
			eggs=m*e; //vajca
			m=p/s;
			p=l/r;
			l=eggs;		
		}
 
		printf("%d\n",m);
 
	}
 
	return 0;
}