n=int(input())
s=input()
a=[0]*n
pt=0
mode=1
for i in range(len(s)):
	if s[i]=='+':
		a[pt]+=1
	elif s[i]=='-':
		a[pt]-=1
	elif s[i]=='>':
		pt+=1
	else:
		pt-=1
	if not 0<=pt<n:
		mode=0
		break

if mode:
	print(*a)
else:
	print("error")