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#include <iostream>
#include <vector>

using namespace std;


int main() {
	ios_base::sync_with_stdio(0);

	string s;
	cin >> s;
	int n = s.size();

	vector<bool> x(n, false);
	for (int i = 0; i < n; i++) {
		x[i] = s[i] == 'a' || s[i] == 'e' || s[i] == 'i' || s[i] == 'o' || s[i] == 'u' || s[i] == 'y';
	}

	vector<int> a(n);
	a[n-1] = a[n-2] = -1;

	for (int i = n-3; i >= 0; i--) {
		if (x[i] == x[i+1] && x[i] == x[i+2]) {
			a[i] = i+2;
		} else {
			a[i] = a[i+1];
		}
	}

	long long res = 0;
	for (int i = 0; i < n; i++) {
		if (a[i] != -1) {
			res += n - a[i];
		}
	}

	cout << res << endl;

	return 0;
}