Task: Program Execution
Input (English): 4, ['8559', 'U', '1541', 'G', 'P', '9551', '1137', '6243', 'b', 'p', 'm', '3515', 'G', '7421', '2693', '9951', '2305', 'm', '5921', 'r', 'I', 'o']
Output (English): 8559, P, b, G, 2305, I