Task: Program Execution
Input (English): 17, 20, ['M', '9457', 'p', 'f', 'I', 'B', '1867', 'G', 'p', 'b', '2777', '6973', '1269', 'w', 'O', 'n', '6983', '1773', 'G', 'N', '3295', 's']
Output (English): N, G, 1773, 6983