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.
Input: ['z', '1115', 'b', '7719', 'G', '6081', 'P', 'e', 'B', 'A', 'P', 'w', '2009', '7663', 'H', 'x', '4351', '9637', '8381', '433', '1749', '3299', 'Q', '4169', 'K', 'h', 'F', 'w', 't', 'g', 'H', '889', '1869', '2301', 'M', '4691', '8921', 'b', 'd']

26, 1115, 2, 7719, 7, 6081, 16, 5, 2, 1, 16, 23, 2009, 7663, 8, 24, 4351, 9637, 8381, 433, 1749, 3299, 17, 4169, 11, 8, 6, 23, 20, 7, 8, 889, 1869, 2301, 13, 4691, 8921, 2, 4