Monday, 18 September 2017

Java Program to remove duplicate characters in the given string


Question:

Program to remove duplicate characters in the given string
Input: 123346778
Output: 12345678

Program:

import java.io.*;

public class LetUsCodeinJava {
      public static void main(String[ ] args){
            String inpStr = "123346778";
            String resStr = "";
            for(int i = 0; i < inpStr.length( ); i++){
                 if(!resStr.contains(String.valueOf(inpStr.charAt(i)))){
                       resStr += String.valueOf(inpStr.charAt(i));
                 }
            }
            System.out.println(resStr);
      }
}

Output:

12345678



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