Task: Program Execution
Input (English): 5, 4, ['a', 'U', 'G', '5001', 's', '9975', 'K', '9451', 'e', '77', '7691', '5055', '3831', 'v', '8343', '9113', 'E', '553', '8947', '8961', 'C', 'A', '3607', 'f', '4549', '2225']
Output (English): s, e, 3831, E, C, 4549