#include<bits/stdc++.h>
using namespace std;

int main()
{
	string s;
	while (getline(cin,s))
	{
		int len = s.length();
		int count = 0;
		for (int i = 0; i < len; i++)
		{
			if (s[i] != ' ' && s[i] != '.')
				count++;
			else if (s[i] == ' ')
			{
				cout << count<<' ';
				count = 0;
				while (s[i + 1] == ' ') i++;
			}
			else
			{
				if (s[i - 1] != ' ' && s[i - 1] != '.')      //这里要判断句号前是不是字母，否则只能80%
					cout << count << ' ';
			}
		}
		cout << endl;
	}
	return 0;
}