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: ['9579', 'B', 'q', '181', '2955', 'q', 'I', 'L', 'g', '1357', '5797', '7917', 'd', '5745', '5591', '5687', 'a', '1219', 'd', '3849', 'z', '4695', 'j', '4133', '8689', 'r', 'W', 'I', 'p', '9971', '5525']

SOLUTION: 9579, 2, 17, 181, 2955, 17, 9, 12, 7, 1357, 5797, 7917, 4, 5745, 5591, 5687, 1, 1219, 4, 3849, 26, 4695, 10, 4133, 8689, 18, 23, 9, 16, 9971, 5525

PROBLEM: ['1351', 'w', 'U', 'x', 'c', '3935', 'X', 'K', 'D', '8795', '4387', '8133', 'i', '6151', '7309', '5949', 'X', 'i', 'p', 'B', '3815', '5929', 'H', '6693', 'r', '3727', 'm', 'E', '6575', '1377', 'k', 'p']

SOLUTION: 1351, 23, 21, 24, 3, 3935, 24, 11, 4, 8795, 4387, 8133, 9, 6151, 7309, 5949, 24, 9, 16, 2, 3815, 5929, 8, 6693, 18, 3727, 13, 5, 6575, 1377, 11, 16

PROBLEM: ['3957', 'D', 'S', 'r', '361', 'x', 'R', 'I', '8927', 'l', '8845', 'g', 'i', '6801', 'V', '3335', '615', '2939']

SOLUTION:
3957, 4, 19, 18, 361, 24, 18, 9, 8927, 12, 8845, 7, 9, 6801, 22, 3335, 615, 2939