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#include <bits/stdc++.h>
using namespace std;

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

inline bool check_sequence(char a, char b, char c) {
	return (is_vowel(a) && is_vowel(b) && is_vowel(c)) ||
		   (!is_vowel(a) && !is_vowel(b) && !is_vowel(c));
}

int main() {
	ios_base::sync_with_stdio(false);
	
	string T;
	cin >> T;
	long int n = (long int)T.size();
	
	if(n < 3) {
		cout << "0" << endl;
	} else {
		long int res = 3;
		long int last = -1;
		for(long int i = 2; i < n; i++) {
			if(check_sequence(T[i - 2], T[i - 1], T[i])) {
				last = i - 2;
			}
			res += (i - last);
		}
		cout << (n * (n + 1) / 2) - res << endl;
	}
	
	return 0;
}