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: ['T', 'X', '7311', 'F', '5319', '6743', 'p', 'n', '7131', 'q', 'r', 'g', 'w', '5673', 'w', '7571', 'v', '6373', 'A', 'J', 'O', 'Z', 'j', '2421', 'G', '1191', '2967', '387', 'J']

20, 24, 7311, 6, 5319, 6743, 16, 14, 7131, 17, 18, 7, 23, 5673, 23, 7571, 22, 6373, 1, 10, 15, 26, 10, 2421, 7, 1191, 2967, 387, 10