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#include <string>
#include <iostream>
#include <vector>
using namespace std;

namespace {

bool is_vowel(char c)
{
  return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u' || c == 'y';
}

long long substrings3plus(int n)
{
  if (n < 3) return 0;
  return static_cast<long long>(n - 1) * (n - 2) / 2;
}

long long solve(string const& s)
{
  int n = s.size();
  vector<bool> vowel(n);
  for (int i = 0; i < n; ++i) {
    vowel[i] = is_vowel(s[i]);
  }
  long long res = substrings3plus(n);
  int i = 0;
  int current = -2;
  while (i < n) {
    int j = i;
    while (j < n && vowel[i] == vowel[j]) ++j;
    int len = j - i;
    i = j;
    if (len >= 3) {
      res -= substrings3plus(current + 4);
      current = 0;
    } else {
      current += len;
    }
  }
  res -= substrings3plus(current + 2);
  return res;
}

}

int main()
{
  iostream::sync_with_stdio(false);
  cin.tie(nullptr);

  string s;
  cin >> s;

  cout << solve(s) << endl;

  return 0;
}