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: ['d', '7689', 'l', '2225', '2653', 'o', 'P', '767', '9077', '1799', '7917', '43', '6633', '9857', '3307', 'J', 'R', 'Y', '5243', '4523', '577']

SOLUTION: 4, 7689, 12, 2225, 2653, 15, 16, 767, 9077, 1799, 7917, 43, 6633, 9857, 3307, 10, 18, 25, 5243, 4523, 577

PROBLEM: ['1171', '7585', 'H', 'R', '367', '4509', '9555', '9691', '8173', '6007', '2391', '4867', 't', 'l', '5127', 'W', '3795', 'p', '8375']

SOLUTION: 1171, 7585, 8, 18, 367, 4509, 9555, 9691, 8173, 6007, 2391, 4867, 20, 12, 5127, 23, 3795, 16, 8375

PROBLEM: ['3689', '1967', 't', '659', '8881', '9269', 'j', '9081', '9135', '3475', 'q', 'Z', 'P', 'M', 'c', '4013', 'w', 'w', 'v', '3625', 'q', '581', 'e', '337', 'v', '1969', '1655', '5381', '9215', '2643', '7243', '8353', 'F', 'o', 'G', '2695', 'f']

SOLUTION:
3689, 1967, 20, 659, 8881, 9269, 10, 9081, 9135, 3475, 17, 26, 16, 13, 3, 4013, 23, 23, 22, 3625, 17, 581, 5, 337, 22, 1969, 1655, 5381, 9215, 2643, 7243, 8353, 6, 15, 7, 2695, 6