#include<stdio.h>
int main()
{
	char ret;
	char ch[1000] = { '\0' };
	int i = 0;
	int cnt = 0;
	while ((ret = getchar()) != '\n')//读入第一行
	{
		ch[i] = ret;
		i++;
	}
	cnt = i;//记录N
	int temp = cnt;
	while (cnt != 1)//读入剩下的行
	{
		if ((ret = getchar()) != '\n')
		{
			ch[i] = ret;
			i++;
		}
		else
		{
			cnt--;
		}
	}
	printf("%d", temp);
	cnt = i;//i=N*N
	int cnt1 = 1;
	int sum1 = 0;
	for (i = 0; i < cnt-1; i++)
	{
		if (ch[i] == ch[i + 1])
		{
			cnt1++;
			continue;
		}
		else
		{
			sum1 += cnt1;
			printf(" %d", cnt1);
			cnt1 = 1;
			continue;
		}
	}
	if (sum1 != cnt)//单独补上因没遍历上最后一个元素造成的缺失
	{
		printf(" %d",cnt-sum1);
	}
}