#include <iostream>
using namespace std;

bool palindrome(char str[], int length)
{
    if (length <= 1) return true;
    if (*str == str[length - 1])
        return palindrome(str + 1, length - 2);
    return false;
}

int main()
{
   char a[8] = "racecar";
   char b[8] = "raxecar";
   
   cout << palindrome(a,7) << endl;
   cout << palindrome(b,7) << endl;
}