TASK 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.
PROBLEM: ['G', '2013', 'Y', 'w', '1159', 'K', 'a', 's', 'A', 'l', '6537', 'G', '9437', 'X', '6451', 'N', 'c', '9713', '7353', 'U', 'n', 'M', 'e', '3901', 'q', 'V', '6123', 'I', 'j', 'O', 'r', 'R', '5925', '9391']

SOLUTION: 7, 2013, 25, 23, 1159, 11, 1, 19, 1, 12, 6537, 7, 9437, 24, 6451, 14, 3, 9713, 7353, 21, 14, 13, 5, 3901, 17, 22, 6123, 9, 10, 15, 18, 18, 5925, 9391

PROBLEM: ['y', '675', 'V', 'g', 'e', 'q', '2641', 'x', '2685', 's', 'Q', '3767', 'H', 'k', 's', '519', '1171', '9255', 'L', '2943', '2183', 'z', '403', 'V', 'G', '6521']

SOLUTION: 25, 675, 22, 7, 5, 17, 2641, 24, 2685, 19, 17, 3767, 8, 11, 19, 519, 1171, 9255, 12, 2943, 2183, 26, 403, 22, 7, 6521

PROBLEM: ['6629', 'h', 'h', '5931', 'X']

SOLUTION:
6629, 8, 8, 5931, 24