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#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>

char input[200000 + 2];

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

int main() {
  scanf("%s", input);

  const int length = strlen(input);
  long long output = 0;
  int last = -1;

  for (int i = 0; i < length; i++) {
    if (i - 2 >= 0) {
      const bool vowel2 = vowel(input[i - 2]);
      const bool vowel1 = vowel(input[i - 1]);
      const bool vowel0 = vowel(input[i - 0]);

      if (vowel2 == vowel1 && vowel1 == vowel0) {
        last = i - 2;
      }
    }

    if (last != -1) {
      output += last + 1;
    }
  }

  printf("%lld\n", output);

  return 0;
}