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: ['Z', '9361', 'g', 'z', '7595', '9381', '5891', 'W', '5621', 'x', 'M', 'r', '2619', 'G', 'h', '6139', '5299', '437', '6729', '8817', 'f', '5591', '9935', 'h', 'p', 'J', 'p', 'A', 'B', 'i', '9707', 'i', 'H', 'a', '9533', 'g', '8619', 'l']

26, 9361, 7, 26, 7595, 9381, 5891, 23, 5621, 24, 13, 18, 2619, 7, 8, 6139, 5299, 437, 6729, 8817, 6, 5591, 9935, 8, 16, 10, 16, 1, 2, 9, 9707, 9, 8, 1, 9533, 7, 8619, 12