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: ['2333', 't', '6813', 'M', 'N', '7529', '3595', '5583', '4269', '2945', '9091', '2263', 'W', '6957', '5985', 'P', 'i', '4869', '7147', '3845', '8039', 'G', '2051', '2985', '8923', 'c', 'x', '2657', 'K', '3683', '1809', '2571', 'd', 'a', 'h', '6519', '6233', '1155', '5603', '1127']

2333, 20, 6813, 13, 14, 7529, 3595, 5583, 4269, 2945, 9091, 2263, 23, 6957, 5985, 16, 9, 4869, 7147, 3845, 8039, 7, 2051, 2985, 8923, 3, 24, 2657, 11, 3683, 1809, 2571, 4, 1, 8, 6519, 6233, 1155, 5603, 1127