mosquito.cpp

#include <iostream>
#include <cstdio>
 
using namespace std;
 
int main()
{
    unsigned long long M = 0, P = 0, L = 0, E = 0, R = 0, S = 0, N = 0;
    while (scanf("%llu%llu%llu%llu%llu%llu%llu", &M, &P, &L, &E, &R, &S, &N) != EOF) {
        for (unsigned long long i = 0; i < N; i++) {
            unsigned long long tmp = L;
            L = M * E;
            M = P / S;
            P = tmp / R;
        }
        printf("%llu\n", M);
    }
    return 0;
}