Task: Program Execution
Input (English): 7, 21, ['8625', 'A', 'n', '4761', 'N', '2617', '4881', 'I', '1743', '8023', 'G', '2947', '2559', 'y', '2967', 'w', '6447', 'E', 'F', 'e', 'y', 's']
Output (English): yeFE6447w2967y25592947G80231743I4881