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: ['I', '7323', '3853', '9347', 'R', '7359', 'f', '9557', 'j', 'Z', '393', 'Z', '6505', '9101', 'w', '2183', '5551', 'E', '7027', 'e', 'G', 'I', '8379']

9, 7323, 3853, 9347, 18, 7359, 6, 9557, 10, 26, 393, 26, 6505, 9101, 23, 2183, 5551, 5, 7027, 5, 7, 9, 8379