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: ['H', 'K', 'V', '8693', '439', '363', '4149', '8143', '2999', '2271', 'z', '3187', 'E', 'N', '2553', 'C', '3979', '5947', '3373', '4333', 'n', '9929', '29', 'T', '3643', '8201', '5751', 'f', '7603', '4729', 'L']

SOLUTION: 8, 11, 22, 8693, 439, 363, 4149, 8143, 2999, 2271, 26, 3187, 5, 14, 2553, 3, 3979, 5947, 3373, 4333, 14, 9929, 29, 20, 3643, 8201, 5751, 6, 7603, 4729, 12

PROBLEM: ['7245', '5733', 'J', 'A', '3461', 't', 'j', 'A', '1105', '6505', 'a', '169', '2969', '247', '5041', 'Y', '6039', 'z', 'F', 'a', 'J', '909', '9109', 'U', 'O', 'B', 'j', '5597', 'K', '2219', 'F', '4929', 'j', 'E', '4729', 'q', '4979']

SOLUTION: 7245, 5733, 10, 1, 3461, 20, 10, 1, 1105, 6505, 1, 169, 2969, 247, 5041, 25, 6039, 26, 6, 1, 10, 909, 9109, 21, 15, 2, 10, 5597, 11, 2219, 6, 4929, 10, 5, 4729, 17, 4979

PROBLEM: ['5757', 'V', 'J', '255', 'I', 'V', 'a', '9533', 'h', '8741', 'b', 'O', 'r', 'Z', 'l', '3043', 'q', 'j', '1205', 'q', 'd', '5299', '8083', 'J', 'I', '3857', '1819', '1695', '1847', 'E', '2043', '4457', 'V', 'd', 't', 'E', 'r']

SOLUTION:
5757, 22, 10, 255, 9, 22, 1, 9533, 8, 8741, 2, 15, 18, 26, 12, 3043, 17, 10, 1205, 17, 4, 5299, 8083, 10, 9, 3857, 1819, 1695, 1847, 5, 2043, 4457, 22, 4, 20, 5, 18