N = int(input())
S = input()

ans = [0]*N
idx = 0
for s in S:
    if s == "+":
        ans[idx] += 1
    elif s == "-":
        ans[idx] -= 1
    elif s == ">":
        idx += 1
    else:
        idx -= 1
    if not 0 <= idx < N:
        print("error")
        break
else:
    print(*ans)