// Input two strings s and t from the user.  Assume that the strings do notcontain blank or any whitespace 
// character.Write a function that finds if s is a palindrome of t, i.e., whether the reverse of s is equal
// to t.  If it is a palindrome, return 1; otherwise, return0.The parameters of the function ispalindrome 
// contains only pointers to characters
// 
// Author:rahule@cse.iitk.ac.in

#include<stdio.h>
#include<string.h>
int palindrome(char *, char *);
int string_length(char *);
main()
{
  char s[50],t[50];
  //enter the strings
  printf("Enter the first string :");
  scanf("%s",s);
  printf("Enter the second string :");
  scanf("%s",t);
  
  if(palindrome(s,t))
    printf("The string entered are palindrome to each other\n");
  else
    printf("The string entered are NOT palindrome to each other\n");
}

int palindrome(char *s, char *t)
//returns 1 if s is the palindrome of t,else returns 0
{
  int s_length,t_length,i;
  s_length=string_length(s);	//finds length of s
  t_length=string_length(t);	//finds length of t
  
  if(s_length != t_length)	//if length doesn't match,return 0
    return(0);
  for(i=0;i<s_length;i++)
  {
    if(s[i] != t[s_length - i-1])
      return(0);		//if any of s[i] is not equel to reverse of t[i],return 0
  }
  return(1);			//if control successfully reach here,then the strings are palindromes of each other.return 1
}

int string_length(char *s)
//funtion to find the string length
{
  int i;
  for(i=0;s[i]!='\0';i++);	//loop till the end of string
  return(i);
}