#include <bits/stdc++.h>
using namespace std;
int main(){
string s;
getline(cin,s);
for(int i=0;i<s.size();i++){
if(s[i]>'9'||s[i]<'0'){
if(s[i+1]<='9'&&s[i+1]>='0')cout<<'*';
continue;
}
cout<<s[i];
}
return 0;
}
/**************************************************************
Problem: 1132
User: zhouhongyi
Language: C++
Result: Accepted
Time:10 ms
Memory:2076 kb
****************************************************************/