s = list()
s.append(input())
tl = len(s[0])
for i in range(tl-1):
    s.append(input())
print("%d " % tl, end="")
cnt = 0
last = -1
s = "".join(s)
for i in range(len(s)):
    if last == -1 or last == int(s[i]):
        cnt += 1
    else:
        print("%d " % cnt, end="")
        cnt = 1
    last = int(s[i])
print("%d " % cnt, end="")