#include <iostream>

using namespace std;

int main()
{
   string s  ;
   cout << "please enter the message " << "\n" ;
   cin >> s ;
   for (int i =0 ; i< s.length() ; i++)
   {
       if (  s[i]== ',' ){
          s[i] = ' ' ;
       }
       cout<<s[i]  ;
   }

    return 0;
}
