Question

Input a sentence from the user and print palindrome words in a given sentence.

Palindrome words are words that are the same backward and forward.

example:

pop reads same, backward or forward

mom reads same, backward or forward.


Enter a sentence
mom and dad are not at home
Palindrome words in sentence:
mom
dad

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Code

Java

Python

Java

import java.util.Scanner;
public class palindromeWordsInSentence
{
    public static void main(String[] args)
    {
        String sen="",wd="",wd1="";
        char ch=' ',lastCharacter=' ';
        int i=0,len=0;
        Scanner sc = new Scanner(System.in);

        System.out.println("Enter a sentence");
        sen = sc.nextLine();
        sen=sen+" ";
        len=sen.length();
        System.out.println("Palindrome words in sentence:");

        for(i=0;i< len;i++)
        {
            ch=sen.charAt(i);
            if(ch==' ')
            {

                if(wd.equalsIgnoreCase(wd1)==true)
                {
                    System.out.println(wd);
                }
                wd1="";
                wd="";

            }
            else
            {
                wd=wd+ch;
                wd1=ch+wd1;
            }
        }

    }
}

Python

sentence=input("Enter a sentence:")
#making all the characters in the given sentence to upper case
#using upper()
sentence=sentence.upper()
#split(' ') will split the sentence whenever a space is found
#and creates a list
words=sentence.split(' ')
print("Palindrome words in given sentence:")
for word in words:
    reverseOfWord=""
    for i in range(0,len(word)):
        reverseOfWord=word[i]+reverseOfWord
    if(word==reverseOfWord):
        print(word)