#include<stdio.h>

int main(){
    FILE *f=fopen("uberspeedtest.in","r");
    char ch,vowels[100000];
    unsigned n_vowels=0,i;

    while(fscanf(f,"%c",&ch)!=EOF){
        if(ch==' ') continue;
        else    if(ch=='e' || ch=='a' || ch=='o' || ch=='i' || ch=='u') vowels[n_vowels++]=ch;
        else    printf("%c",ch);
    }
    vowels[n_vowels]='\0';

    printf("%s",vowels);

    return 0;
}