You need to write is int is palindrome(char *str). a palindrome (string) is a string, which is the same backwards as forwards. examples of palindromes is otto, racecar, mom. a case-insensitive-palindrome is a string which is the same backwards and forwards where we ignore case. i. e m is same as m examples of case-insensitive-palindrome are mom abcdcba racecar roonoor abc mm cba you are to write a function is palindrome which is passed a string which determines if the string is a case-insensitive-palindrome. if it is, the function returns a 1, otherwise the function returns a zero. you can assume that the string is at most of length 100. you are not allowed to declare an additional array in your function. you are allowed to use any standard library string functions mom racecar roonoor abc mm cba