def fun(a0, a1, p, q, k ): dp = [0] * (k+1) dp[0] = a0 dp[1] = a1 for i in range(2, k+1): dp[i] = p*dp[i-1] + q*dp[i-2] dp[i] %= 10000 return dp[k] a0, a1, p, q, k = list(map(int, input().split())) res = fun(a0, a1, p, q, k ) print(res)