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: ['2067', '4119', 'P', '6271', '479', '2117', 'L', 'D', '9883', 't', 't', '9621', '1663', 'V', '8163', 'p', 'l', 'P', 'Z', 'Z', '3315', '5653', 'q', '9829', '7081', '9149', 'm', '6469', 'Q', '6813', '4487', 'Q']

SOLUTION: 2067, 4119, 16, 6271, 479, 2117, 12, 4, 9883, 20, 20, 9621, 1663, 22, 8163, 16, 12, 16, 26, 26, 3315, 5653, 17, 9829, 7081, 9149, 13, 6469, 17, 6813, 4487, 17

PROBLEM: ['O', '3219', 'G', '1495', '4977', 't', '277', '6411', 'I', 'o', '7879', '3811', '581', '7163', 'Q', '9781', '9539', '2763', 'V', '8255', '6099', '4211', '3687', 'g', '9241']

SOLUTION: 15, 3219, 7, 1495, 4977, 20, 277, 6411, 9, 15, 7879, 3811, 581, 7163, 17, 9781, 9539, 2763, 22, 8255, 6099, 4211, 3687, 7, 9241

PROBLEM: ['A', '3767', 'J', '8519', 'D', '2875', '1911', 'c', '7511', '1637', '1905', '9435', '7361', '8975']

SOLUTION:
1, 3767, 10, 8519, 4, 2875, 1911, 3, 7511, 1637, 1905, 9435, 7361, 8975