PROGRAM 17 : ENTER A STRING AND REMOVE REPEATED CHARACTERS FROM STRING.

Example:

PROGRAM :

import java.util.Scanner;
class RemoveRepChar
{
    public static void main(String args[])
    {
        Scanner sc = new Scanner(System.in);
        System.out.println("Enter a word:");
        String s = sc.nextLine();
         s = s + " "; // Adding a space at the end of the word
         int l=s.length(); // Finding the length of the word
         String ans=""; // Variable to store the final result
         char ch1,ch2;
        for(int i=0; i<l-1; i++)
        {
            ch1=s.charAt(i);
            ch2=s.charAt(i+1);
            if(ch1!=ch2) // Check that consecutive characters are not equal
                ans = ans + ch1;
        }
        System.out.println("Word after removing repeated characters = "+ans); // Printing the result
    }
}