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#include <iostream>

using namespace std;

 int isVowel(char c)
 {
	if(c=='a' || c=='e' || c=='i' || c=='o' || c=='u' || c=='y')
		return 1;
    return 0;
 }

 main()
 {
	long long int counter = 0;
	long long int len = 1;
	long long int lastDiff = 0;
	long long int inRow = 0;
	int lastChar = 0;
    char in;
	
	cin >> in;
	lastChar = isVowel(in);
	
	while (1)
	{
		cin >> in;
		len++;
		if (cin.eof()) {
				cout << counter << endl;
				return 0;
		}
		if (isVowel(in) == lastChar)
			inRow++;
		else
			inRow = 0;
		
		lastChar = isVowel(in);
		if (inRow == 2) {
			counter += len-2;
			lastDiff = len;
		}
		else if (inRow > 2) {
			counter += len-2;
			lastDiff = len;
		}
		else
			if (lastDiff > 0)
				counter += lastDiff-2;	
	}
	return 0;	
 }