#include<stdio.h>
#include<iostream>
#include<string>
using namespace std;

int main(){
    string str;
    while(getline(cin,str,'.')){
        int len = str.length();
        int count = 0;
        for(int i = 0; i<len; i++){
            if(str[i]!=' ' && str[i+1]!=' '){
                count++;
                // cout<<str[i];
                if(i == len-1){
                    cout<<count<<endl;
                }
            }else if(str[i] == ' '&&str[i+1]!=' ' && i != 0){
                cout<<++count<<" ";
                count = 0;
            }
        }
    char dot;
    scanf("%c",&dot);        
    }
    
}