Use $C++$ programming

Write a program that uses the function ispalindrome given in Example $6-6($Palindrome$).$ Test your program on the following strings:

madam, abba, $22,67876,444244,$ trymeuemyrt

Modify the function ispalindrome of Example $6-$ so that when determining whether a string is a palindrome, cases are ignored, that is$,$ uppercase and lowercase letters are considered the same.

The ispalindrome function from Example $6-6$ has been included below for your convenience.