Spadework 2020. 3. 2. 08:42

* Solved 기준 브론즈2 단순 풀이

n,k = map(int, input().split())
l = list(map(int, input().split(',')))
for _ in range(k):
	l = [l[i+1]-l[i] for i in range(len(l)-1)]
print(*l, sep=',')