t=list(map(int,input().split()))
now=6000
ans=[]
T=False
for i in range(7):
	if t[i]==-1:
		T=True
	else:
		now-=t[i]
		if now<0:
			T=True
	if T:
		ans.append(-1)
	else:
		ans.append(now)
for i in ans:
	print(i)