Java Programs Made Easy

Q)...Write a Program that accepts a string and removes the duplicate characters.

1. 
   
2. package Set1;
3. public class ClassSet32 {
4.  public static String removalOfDuplicateCharacters(String s1){
5.   StringBuffer sb=new StringBuffer(s1);
6.   for(int i=0;i<s1.length();i++)
7.    for(int j=i+1;j<s1.length();j++)
8.     if(s1.charAt(i)==s1.charAt(j))
9.      sb.deleteCharAt(j);
10.   return sb.toString();
11.  }
12.  public static void main(String[] args) {
13.   String s1="bhavane";
14.   System.out.println(removalOfDuplicateCharacters(s1));
15.  }
16. }