#include<bits/stdc++.h>
using namespace std;
int main(){
	string s1,s2="";
	getline(cin,s1);
	if(isdigit(s1[0])) s2+=s1[0];
	for(int i=1;i<s1.size();i++){
		if(isdigit(s1[i])){
			if(!isdigit(s1[i-1])) s2+='*';
			s2+=s1[i];
		}
	}
	if(!isdigit(s1[s1.size()-1])) s2+='*';
	cout<<s2;
}
/**************************************************************
	Problem: 1132
	User: wangyiyang
	Language: C++
	Result: Accepted
	Time:24 ms
	Memory:2076 kb
****************************************************************/