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: ['1767', 'S', 'F', 'Q', '6737', '2227', 'h', '9215', 'o', 'v', 'g', '8523', '1755', '4975', 'z', 'k', 'r', 'J', '3213', 'w', '2195', '4867', '1333', 'c', 'K', '9585', 'q', '2715', 'A', '7519', 'g', '765', '6967', 'R', 'D', '5689', 'k']

1767, 19, 6, 17, 6737, 2227, 8, 9215, 15, 22, 7, 8523, 1755, 4975, 26, 11, 18, 10, 3213, 23, 2195, 4867, 1333, 3, 11, 9585, 17, 2715, 1, 7519, 7, 765, 6967, 18, 4, 5689, 11