Task: Program Execution
Input (English): 18, ['4373', 'j', 'i', 'q', 'z', '3487', '6721', 'n', 'F', 'e', '4173', '815', 'm', '8307', 'U', '2601', '3093', 'T', '7029', '1979', '395', '8649', 'm', '2159', '5', '9607', '273', '6801', '7961', 'k', 'K', '837', 'u', '151', 'U', '3949', 'v', '2327', '4665', 'p', '3329', '4817', 'i', '1549']
Output (English): 4373, 7029, v