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.

['785', '3957', '2269', '1331', 'N', '8075', '3705', 'T', 'n', 'j', '4257', '8441', 'o', '9959', '6535', 'F', '3949', '3071', 'u', 'x', 'S', 'V', 'f', '83', '9939', '9659', 'y']
785, 3957, 2269, 1331, 14, 8075, 3705, 20, 14, 10, 4257, 8441, 15, 9959, 6535, 6, 3949, 3071, 21, 24, 19, 22, 6, 83, 9939, 9659, 25

['5319', 'G', '6901', '3897', 'D', '7909', 'x', '2723', '9683', 'k', '91', 'P', 'u', '5847', 'X', '2795', 'w', '9953', 'D', 'y', '1401', 'F', '8885', 'V', '7301', 'V', '9073', '7831', '1151', 'z', '1425', '2121', '1395', 't', 'W']
5319, 7, 6901, 3897, 4, 7909, 24, 2723, 9683, 11, 91, 16, 21, 5847, 24, 2795, 23, 9953, 4, 25, 1401, 6, 8885, 22, 7301, 22, 9073, 7831, 1151, 26, 1425, 2121, 1395, 20, 23

['p', '4957', 'M', '8465', '4397']

16, 4957, 13, 8465, 4397