new RandomNum[] = {'A', 'B', 'C', 'E', 'K', 'M', 'H', 'O', 'P', 'T', 'y', 'X'};new RandomNum[] = {65, 66, 67, 69, 75, 77, 72, 79, 80, 84, 121, 88};new RandomNum[] = "ABCEKMHOPTyX";