Definition: In this task, you are given an input list A. You need to convert all the alphabets in the list with a number representing their position in the English alphabet. E.g., replace A by 1, B by 2, a by 1, b by 2, and so on.
Input: ['X', '5679', 'y', '8349', 'W', 'A', 'V', '7779', 'j', '1185', 'a', 'd', 'x', 'h', '2897', '449', '2627', '7615']

24, 5679, 25, 8349, 23, 1, 22, 7779, 10, 1185, 1, 4, 24, 8, 2897, 449, 2627, 7615