l = ''; n = 0
while(True):
    l += input()
    n += 1
    if n * n == len(l):
        break
ans = str(n)
t = l[0]
#如果第一个是1要特判
if t == '1':
    ans += ' 0'
cnt = 1
for i in range(1, n*n):
    if l[i] != t:
        ans += ' ' + str(cnt)
        t = l[i]
        cnt = 1
    else: cnt += 1
#最后一行单独加
print(ans + ' ' + str(cnt))