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.

[Q]: ['9419', 't', '9383', 'o', 'Y', 'T', '5949', 's', '1957', 'O', 'w', '3573', 'W', 's', '9431', 'c', '6711']
[A]: 9419, 20, 9383, 15, 25, 20, 5949, 19, 1957, 15, 23, 3573, 23, 19, 9431, 3, 6711


[Q]: ['7471', 'k', '5537', '3569']
[A]: 7471, 11, 5537, 3569


[Q]: ['J', 'O', '673', '5721', '621', '8095', '5063', 'r', '1285', '4895', 'Z', '9789', 'J', '6549', '57', '9021', 'P', '9637', '8415']
[A]:
10, 15, 673, 5721, 621, 8095, 5063, 18, 1285, 4895, 26, 9789, 10, 6549, 57, 9021, 16, 9637, 8415