include <iostream>
using namespace std;
int main()
{
    string input;
    cout << "enter a string" << endl;
    cin >> input;
    int numbVowels=0;
    for(int i=0;i<input.length();i++){
        if((input[i]==("a"))|| (input[i]==("e"))|| (input[i]==("i")) || (input[i]==("o"))|| (input[i]==("u"))){
            numbVowels=numbVowels+1;
        }
        cout << numbVowels << endl;
    }
    return 0;
}