Vowel Counter

You are in an English class, your teacher tells the class that vowels are the glue that hold words and sentences together.

They want to make sure you understand the importance of vowels in a sentence. You are given example sentences and are to give a total amount of vowels that are in each sentence.

Task

Write a program that takes in a string as input, counts and outputs the number of vowels (A, E, I, O, U).

Input Format

A string (letters can be both uppercase or lower case).

Output Format

A number which represents the total number of vowels in the string.

Sample Input

this is a sentence

Sample Output

6

Explanation

There are 6 vowels in the sentence: this is a sentence.

Solutions

Language	Solution
C	not available
CPP	not available
C#	not available
Python	available
Java	not available
Ruby	not available
Swift	not available