N=int(input())
dat=[0]*N
p=0
for c in input():
	if c=="+":
		dat[p]+=1
	elif c=="-":
		dat[p]-=1
	elif c==">":
		p+=1
	else:
		p-=1
	if p not in range(N):
		print("error")
		break
else:
	print(*dat)