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: ['C', '4175', 'v', 'R', '8321', 's', 'l', '1993', 'P', 'a']
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
3, 4175, 22, 18, 8321, 19, 12, 1993, 16, 1