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: ['Q', 'r', 'R', '7979', '881', '9607', 'v', 'C', '5337', 'd', '287', 'i', 't', 'R', 'S', '5257', 'p', 'a', 'F', 'v', 'Q', 'S', 'u', 'o', '3137', 'B', '5975', '2127', '8831', 'w', 'N', '751']

SOLUTION: 17, 18, 18, 7979, 881, 9607, 22, 3, 5337, 4, 287, 9, 20, 18, 19, 5257, 16, 1, 6, 22, 17, 19, 21, 15, 3137, 2, 5975, 2127, 8831, 23, 14, 751

PROBLEM: ['1795', 'T', 'a', 'H', '9335', '1591', 'G', 'd', 'O', '9877', '6467', 'R', 'd', '6417', '2957', '8941', 'd', 'V', '3935', '5783', '6473', '7095', '8963', '5827', '1229', '9067', '6593', '351', '3989', 'A', 'h', 'k', 'k', 'P', '8613', 'I', '2089', 'U', 'U']

SOLUTION: 1795, 20, 1, 8, 9335, 1591, 7, 4, 15, 9877, 6467, 18, 4, 6417, 2957, 8941, 4, 22, 3935, 5783, 6473, 7095, 8963, 5827, 1229, 9067, 6593, 351, 3989, 1, 8, 11, 11, 16, 8613, 9, 2089, 21, 21

PROBLEM: ['W', 'P', '4227', 'u', 'B', 'V', '5697', 'G', '7349', '5595', '3649', '8755']

SOLUTION:
23, 16, 4227, 21, 2, 22, 5697, 7, 7349, 5595, 3649, 8755