mosquito.cpp

#include <cstdio>
#include <cstring>
#include <algorithm>
 
using namespace std;
 
typedef unsigned long int ulint;
 
int main()
{
    ulint M, P, L;
    ulint E, R, S;
    ulint N;
    while (scanf("%lu %lu %lu %lu %lu %lu %lu", &M, &P, &L, &E, &R, &S, &N) != EOF)
    {
        ulint M_old;
        for (ulint d = 0; d < N; ++d)
        {
            M_old = M;
            M = P / S;
            P = L / R;
            L = M_old * E;
        }
        printf("%lu\n", M);
    }
}