Teacher: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.
Teacher: Now, understand the problem? Solve this instance: ['9435', '8071', '1203', 'v', '679', '6825', '7597', '9377', 'N', 'b', '4775', 'a', 'l', '9711', 'Q', '3633', '9955', 'O', 'S']
Student:
9435, 8071, 1203, 22, 679, 6825, 7597, 9377, 14, 2, 4775, 1, 12, 9711, 17, 3633, 9955, 15, 19