#include<iostream>
#include<string>
#include<cctype>
 using namespace std;

int main()
{
    string str;
    getline(cin,str);
    
  for(char c: str)
  {
      if(!isalpha(c) && !isspace(c))
      {
          cout<<"Invalid input"<<endl;
          return 0;
      }
  }
}
string result="";
string vowels="aeiouAEIOU";
  for(char c:str)
{
    if(vowels.find(c) == string::npos)
    {
        result +=c;
    }
}
cout<<result << endl;
return 0;
}