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BeginnerStrings2000 ms256 MB

Count Vowels

Count how many vowels appear in a line of text. Treat uppercase and lowercase vowels the same.

Statement

Count how many vowels appear in a line of text. Treat uppercase and lowercase vowels the same.

Input

One line of text.

Output

One integer vowel count.

Constraints

  • The line has at most 200 characters.

Examples

Example 1

Input

Caribbean Code

Output

6

The vowels are a, i, e, a, o, and e.

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