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.
--------
Question: ['f', '1287', '4749', 'Z', 'N', 'P', '5427', '3573', '4883', '6355', 'B', '2901', 'A', 'p', 'a', 'c', '1327', 'V', 'F', '873', '5635', '7393']

Answer: 6, 1287, 4749, 26, 14, 16, 5427, 3573, 4883, 6355, 2, 2901, 1, 16, 1, 3, 1327, 22, 6, 873, 5635, 7393


Question: ['W', 'n', 'W', '6269', '3311', 'b', 'H', 'd', '6911']

Answer: 23, 14, 23, 6269, 3311, 2, 8, 4, 6911


Question: ['I', '6797', 'O', '447', 'o', '1667', 'u', 'V', '6209', '3213', '9019', 'd', 'P', 'i', 'C', 'd', '7275', '1473', '5619']

Answer:
9, 6797, 15, 447, 15, 1667, 21, 22, 6209, 3213, 9019, 4, 16, 9, 3, 4, 7275, 1473, 5619