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#include <bits/stdc++.h>
using namespace std;
vector <bool> tab;
int L = 0, R = 2;
string slowo;
long long wynik;
bool war;
char a;
int main()
{
    cin >> slowo;
    int n = slowo.size();
    for (int i = 0; i < n; i++)
    {
        a = slowo[i];
        if (a == 'a'|| a == 'e' || a == 'o' || a == 'y' || a == 'u' || a == 'i') tab.push_back(0);
        else tab.push_back(1);
    }
    if (n == 1 || n == 2)
    {
        cout << "0";
        return 0;
    }
    if (tab[0]==tab[1] && tab[1]==tab[2]) war = 1;
    while (L < n)
    {
        if (war == 0 && R + 1 < n)
        {
            if (tab[R-1] == tab[R] && tab[R] == tab[R+1]) war = 1;
            R++;
        }
        else if (war == 1)
        {
            wynik += n - R;
            if (tab[L] == tab[L+1] && tab[L+1] == tab[L+2]) war = 0;
            L++;
        }
        else
        {
            cout << wynik;
            return 0;
        }
    }
}