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: ['7527', '6309', '1291', '3995', 'D', '5925', 'y', '6943', '5393', '7691', 'a', 'P', 'k', 'x', 'm', 'Q', '475', '4921', '1909', 'b', '7417', 'E', '7689', 'o', '3491', 'g', '7689', 'x', 'E']

SOLUTION: 7527, 6309, 1291, 3995, 4, 5925, 25, 6943, 5393, 7691, 1, 16, 11, 24, 13, 17, 475, 4921, 1909, 2, 7417, 5, 7689, 15, 3491, 7, 7689, 24, 5

PROBLEM: ['1129', '9905', '2643', '2241', 'q']

SOLUTION: 1129, 9905, 2643, 2241, 17

PROBLEM: ['Y', 'L', '5267', '2391', 'R', '267', 'E', 'C', 'j', '5561', 'm', 'c', '5221', '1063', '273', 'T', 'g', 'i', 'm', '2599', 'B', 'O', '233', 'v', '1655', 'p', '3627', '4795', 'x', 'M', '1259', '5565']

SOLUTION:
25, 12, 5267, 2391, 18, 267, 5, 3, 10, 5561, 13, 3, 5221, 1063, 273, 20, 7, 9, 13, 2599, 2, 15, 233, 22, 1655, 16, 3627, 4795, 24, 13, 1259, 5565