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#include <cstdio>
#include <iostream>
using namespace std;

long long substringNum(long long n) {
  return (n + 1) * n / 2;
}

int type(char c) {
  if (c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u' || c == 'y') {
    return 1;
  }
  return 2;
}

bool lastThree(const string& s, int i) {
  if (i < 2) {
    return false;
  }
  return (type(s[i]) == type(s[i - 1]) && type(s[i]) == type(s[i - 2]));
}

int main() {
  ios_base::sync_with_stdio(0);
  string s;
  int begin = 0;
  long long sum = 0;
  cin >> s;

  for (int i = 0; i < s.size(); i++) {
    if (lastThree(s, i)) {
      begin = i - 1;
    }
    sum += i - begin + 1;
  }
  cout << (substringNum(s.size()) - sum) << endl;
}