#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]=='A' || s[i]=='E' || s[i]=='I' || s[i]=='O' || s[i]=='U' || s[i]=='a' || s[i]=='e' || s[i]=='i' || s[i]=='o' || s[i]=='u'){ cout<<s[i]; } } return 0; }