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

This might help. Make a separate array and store only non-duplicate characters.

char[] removeDuplicates (char[] arrayInput) {
    boolean exists[]=new boolean[26];
    char arrayOutput[] = new char[26];
    int ctr=0;
    for(int i=0; i<26; i++) {
        exists[i] = false;
    }
    for(int i=0; i