View Code of Problem 50

#include <bits/stdc++.h>
using namespace std;
int main(){
	string s;
	int flag=0;
	getline(cin,s);
	for(int i=0;i<s.size();i++){
		if(isdigit(s[i])){
			cout<<s[i];
			flag=0;
		}else if(flag==0){
			cout<<"*";
			flag=1;
		}
	}
		
}