public class Sample {
    public static void main(String[] args) {

        char[] alphabet2 = new char[]{'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K',
                'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'};

        char[] alphabet = new char[26];
        for (int i = 0; i < alphabet.length; i++) {
            alphabet[i] = (char) ('A' + i);
        }
    }
}