#include<iostream>
using namespace std ;
int main(){
    
    string name;
    int count=0;
    for(int i =0 ;i<=name.length();i++){
        if(name[i]=="a"||name[i]=="e"||name[i]=="i"||name[i]=="o"||name[i]=="u"||name[i]=="A"||name[i]=="E"||name[i]=="I"||name[i]=="O"||name[i]=="U"){
            count++;
        }
        else{
            cout<<"Invalid input";
        }
        cout<<count;
    }
}