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

string s;bool flag=1;int temp;

int main(){
	getline(cin,s);
	while(flag){
		if(s.find(" ",0)==string::npos){
			flag=0;
			if(s[0]!=NULL){
				cout<<s.size();
			}
		}else if(s.find(" ",0)==1){
			s.erase(0,1);
		}else{
			temp=s.find(" ",0);
			cout<<temp<<",";
			s.erase(0,temp+1);
		}
	}
	return 0;
}