N = int(input())
S = input()
ans = [0] * N

ptr = 0
for i in S:
    if(i == "+"):
        ans[ptr] += 1
    elif(i == "-"):
        ans[ptr] -= 1
    elif(i == ">"):
        ptr += 1
    else:
        ptr -= 1
    
    if(ptr == N or ptr == -1):
        print("error")
        exit()
print(*ans)