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: ['I', '2095', 'L', 'Z', '7277', 'n', 'G', '1225', 'E', 'y', '6103', '579', 'o', '2513', 'L', '9385', 'y', 'p', '3547', '8123', '8471', '6067', 'p', '8293', 'U', '345', '5503', 'A', 'J']

SOLUTION: 9, 2095, 12, 26, 7277, 14, 7, 1225, 5, 25, 6103, 579, 15, 2513, 12, 9385, 25, 16, 3547, 8123, 8471, 6067, 16, 8293, 21, 345, 5503, 1, 10

PROBLEM: ['C', 'S', 'C', 'T', '4187', '8575', '405', 'N', '7281']

SOLUTION: 3, 19, 3, 20, 4187, 8575, 405, 14, 7281

PROBLEM: ['3025', 'P', '7975', '9011', 'q', '1147', '4751', '5849', '8729', '7469', '3821', '4083', '3875', '531', 'l', '9061', '5023', 'U', '6835', '229', 'E', '8637']

SOLUTION:
3025, 16, 7975, 9011, 17, 1147, 4751, 5849, 8729, 7469, 3821, 4083, 3875, 531, 12, 9061, 5023, 21, 6835, 229, 5, 8637