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', '2019', 'l', '9405', 'A', '3655', '6443', '4813', 'F', '7631', 'C', '3765', '9367', '2141', 'k', 'x', '2817', 'a', '3691', 'L', '1637', '2607', 'n', '6453', '989', '6909', '6149', '1725', 'w', '11', 'A', '6677', 'J', 'r', '8371', 'k', 'O', '5241', 'a', '2069']

SOLUTION: 17, 2019, 12, 9405, 1, 3655, 6443, 4813, 6, 7631, 3, 3765, 9367, 2141, 11, 24, 2817, 1, 3691, 12, 1637, 2607, 14, 6453, 989, 6909, 6149, 1725, 23, 11, 1, 6677, 10, 18, 8371, 11, 15, 5241, 1, 2069

PROBLEM: ['V', 'R', '2913', '711', '2941']

SOLUTION: 22, 18, 2913, 711, 2941

PROBLEM: ['r', '849', 'Z', 'h', 's', '6483', '9729', '2887', '4745', 'd', '8157', '1287', '285', '9441', 'c', 'c', 'o', '9447', 'v', '6177', '8653', '2713']

SOLUTION:
18, 849, 26, 8, 19, 6483, 9729, 2887, 4745, 4, 8157, 1287, 285, 9441, 3, 3, 15, 9447, 22, 6177, 8653, 2713