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: ['s', '1327', 'h', '1941', '4589', '7577', '2817', 'G', 'Z', '4527']

19, 1327, 8, 1941, 4589, 7577, 2817, 7, 26, 4527