Vowel Counter

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Points: 3
Time limit: 2.0s
Memory limit: 64M

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Problem type
Allowed languages
Java

Given a sentence, determine how many vowels [aeiou] are in it. Do not consider y a vowel.

Input

The only line of input is a sentence containing lower and uppercase letters as well as spaces less than 10 thousand characters.

Output

Print the number of vowels in the sentence.

Sample Input

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sentence

Sample Output

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3

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