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#include <iostream>
#include <string>

inline int isVowel(char c)
{
    return int(c == 'a'
            || c == 'e'
            || c == 'i'
            || c == 'o'
            || c == 'u'
            || c == 'y');
}

int main()
{
    std::ios_base::sync_with_stdio(false);
    std::cin.tie(nullptr);
    long long result = 0ll;
    std::string s;
    std::cin >> s;
    int stringSize = s.size();
    int lastPos = -1, currPos = stringSize - 1;

    while (currPos--)
    {
        if (currPos + 2 >= stringSize)
        {
            continue;
        }
        int chars = isVowel(s[currPos]) + isVowel(s[currPos + 1]) + isVowel(s[currPos + 2]);
        if (chars == 3 || chars == 0)
        {
            lastPos = currPos;
        }
        if (lastPos == -1)
        {
            continue;
        }
        result += (stringSize - lastPos - 2);
    }

    std::cout << result;

    return 0;
}