#include<iostream>
using namespace std;
int main()
{
    string s;
    getline(cin,s);
    int count =c;
    for(char c:s)
    {
        if(isalpha(c)&&(c=='a'||c=='e'||c=='i'||c=='o'||c=='u'||c=='A'||c=='E'||c=='I'||c=='O'||c=='U'))
        count++
    }
    cout<<count;
    return 0;
    }
}