TASK 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.
PROBLEM: ['1725', 'w']

SOLUTION: 1725, 23

PROBLEM: ['2087', '5779', 'O', 'F', '8401', '2949', 'e', 'z', '1513', 'z', '3941', '2587', 'w', 'p', 'i', '3233', 'D']

SOLUTION: 2087, 5779, 15, 6, 8401, 2949, 5, 26, 1513, 26, 3941, 2587, 23, 16, 9, 3233, 4

PROBLEM: ['7191', '5527', 'f', '5437', '2913', '1033', 'A', '233', '1999', '9665', 'W', '2173', 'B', '1183', 'f']

SOLUTION:
7191, 5527, 6, 5437, 2913, 1033, 1, 233, 1999, 9665, 23, 2173, 2, 1183, 6