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', '5281', 'K', '6739', 'P', 'V', '8745', 'M', 'J', '9283', 'C', 'G', 'a', '5031', '5049', 'A', 'A', 'y']

SOLUTION: 8, 5281, 11, 6739, 16, 22, 8745, 13, 10, 9283, 3, 7, 1, 5031, 5049, 1, 1, 25

PROBLEM: ['N', '8821', 'U', 'X', 'N', '4125', 's', 'C', '9141']

SOLUTION: 14, 8821, 21, 24, 14, 4125, 19, 3, 9141

PROBLEM: ['v', '2367', 'm', '3247', '2763', '2147', '4973', '7863', '4121', 'N', 'Q', '8179', 'U', 'W', 'p', '2549', '3489', 'R', '2811', 'a', 'J', '8691', '8861', '2579', '67']

SOLUTION:
22, 2367, 13, 3247, 2763, 2147, 4973, 7863, 4121, 14, 17, 8179, 21, 23, 16, 2549, 3489, 18, 2811, 1, 10, 8691, 8861, 2579, 67