06. Vowels Count

#include <iostream>

using namespace std;

string vowelsTextReducer(string s) {
    string vowels = "aeiouy", text = "";
    for (int i = 0; i < s.length(); i++) {
        if (vowels.find(tolower(s[i])) != -1) {
            text += s[i];
        }
    }
    return text;
}

int main() {
    string text;
    cin >> text;

    cout << vowelsTextReducer(text).length() << endl;

    return 0;
}