Task: Program Execution
Input (English): 16, ['3999', 'q', '6925', '3269', 'b', 'K', '8727', 'g', 'S', 'm', 'i', '7291', 'L', '7689', 'e', 'w', '5743', '9285', '105', 'f', '4093', '4191', 'u', '4347', 'b', 'H', 'q', '5159', '7425', '549', '2021', '7399', 'l', '4371', '4977']
Output (English): 3999, 5743, l