Question

Check whether a word is Palindrome using recursion.

A palindrome word is a word that reads the same backward as forward, such as madam or racecar.

				
					ENTER THE WORD
POP
POP IS A PALINDROME WORD

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Code

Java

Python

Java

				
					import java.util.Scanner;
public class PalindromeOfWord
{

    public static String FindReverse(String wd,int i)
    {

        if(i<0)
        {
            return "";

        }
        else
        {
            
            return wd.charAt(i)+ FindReverse(wd,i-1);
        }
    }

    public static void main()
    {

        String word="",reverse="";
        Scanner sc=new Scanner(System.in);
        System.out.println("ENTER THE WORD");
        word=sc.next();
        reverse=FindReverse(word,word.length()-1);
        if(reverse.equals(word)==true)
        {
            System.out.println(word+ " IS A PALINDROME WORD");
        }
        else
        {
            System.out.println(word+ " IS NOT A PALINDROME WORD");
        }

    }
}

Python

				
					def reverseOfWord(wd, position):
    if(position<0):
        return ""
    else:
        return wd[position]+reverseOfWord(wd,position=position-1)

if(__name__=="__main__"):
    word=input("Enter a word:")
    reversedWord=reverseOfWord(word,len(word)-1)
    if(word==reverseOfWord):
        print(word,"is a Palindrome word")
    else:
        print(word, "is not a Palindrome word")