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: ['t', '8083', '2753', 'f', 'z', '1775', 'Y', 'g', 'v', 'T', '5727', 'b', 'S', '5685', '3037', '4265', 'a', '3575', 'q', '5661', '8215']

20, 8083, 2753, 6, 26, 1775, 25, 7, 22, 20, 5727, 2, 19, 5685, 3037, 4265, 1, 3575, 17, 5661, 8215