Count vowels in a text.

Show how many times a vowel has appeared in a given text and also the
final vowal count.
Count words in a text.

Show how many times each word has appeared in a given text.
Palindrome check

Check if a given word is a palindrome.
Pig-Latinize

Transform a word into its pig-latin form.
banana = anana-bay
...
Reverse a string.

Supply a string to have it reversed just for you!