Java Method for removing duplicates from char array

Question

I have a char array filled by the user (arrayInput[]) with some characters, like {b, d, a, b, f, a, g, a, a, f}, and I need to create a method which returns a new c

Answer 1

Here's the method to achieve what you need:

public static void main(String[] args) {
    char[] arr= {'A','B','C','A','B'};

    HashSet hset=new HashSet();

    for(int i=0;i