Task: Program Execution
Input (English): 7, ['6297', '4459', '9503', '9227', '8891', 'A', '7301', '7437', '1713', 'Z', '6315', 'o', '507', 'O', '9137']
Output (English): 6297, 4459, 9503, 9227, 8891, A, 7301, 7437