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: ['2075', 'z', 'y', '9911', 'X', 'A', 'V', '5543', '7163', 'C', '7263', '3747', '8627', 'H', 'u', '3445', 'l', '7251', 'j', '6083', 'M', '7943', 'v', '2445', '6597', 'O', 'S', '1941', 'X', 'w', '5837', '6999', '7523', 'v', '2861']

2075, 26, 25, 9911, 24, 1, 22, 5543, 7163, 3, 7263, 3747, 8627, 8, 21, 3445, 12, 7251, 10, 6083, 13, 7943, 22, 2445, 6597, 15, 19, 1941, 24, 23, 5837, 6999, 7523, 22, 2861