Palindrome function

Q. Write a C program to check whether a string is palindrome or not using function.

Ans.

/*Program to check whether a string is palindrome or not using function*/

#include<stdio.h>

#include<conio.h>

char string_palin(char str[]);

int main()

{

 char ch[30];

 printf("Enter string : ");

 gets(ch);

 if(string_palin(ch))

    printf("Entered string Palindrome");

 else

    printf("Entered string not Palindrome");

 return 0;

}

/*function for palindrome*/

char string_palin(char str[])

{

 int i,j;

 for(i=0; str[i]!=NULL; i++);

 for(j=0,i--; j<=i; )

 {

   if(str[i]==str[j])

   {

      i--;

      j++;

   }

  else

      break;

 }

 if(j>i)

    return(1);

 else

    return(0);

}

/*****************Output****************

Enter string : SHAREMARKET

Entered string not Palindrome

Enter string : MALAYALAM 

Entered string Palindrome

****************************************/

You might also like:

1. What is Palindrome
2. Check palindrome using pointer