Challenge 1: Let's find the total number of vowels!

In this lesson, you must find the total number of vowels present in a given string.

We'll cover the following

Problem Statement

Given a sentence you will find that the letters can be divided into two segments: Consonants and Vowels. Vowels include the letters: A, E, I, O, U. Consonants include all other letters in the alphabet. In this challenge, you must find the total numbers of vowels in a given string.

The illustration below explains this concept.

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