100-is_palindrome.c

#include "main.h"

/**
 * _string_counter - counts the length of a.
 * @a: the string to count.
 * @l: the string's length.
 *
 * Return: int.
 */
int _string_counter(char *a, int l)
{
	return (*a == 0 ? l - 1 : _string_counter(a + 1, l + 1));
}

/**
 * _cmp - compares string and reversed string.*
 * @a: string.
 * @l: length.
 *
 * Return: int.
 */
int _cmp(char *a, int l)
{
	if (*a != *(a + l))
	{
		return (0);
	}
	else if (*a == 0)
	{
		return (1);
	}
	return (_cmp(a + 1, l - 2));
}
/**
 * is_palindrome - say if a string is palindrome or not.
 * @s: string to compare.
 *
 * Return: int.
 */

int is_palindrome(char *s)
{
	int l = _string_counter(s, 0);

	return (_cmp(s, l));
}