Task: Program Execution
Input (English): 3, ['2157', 'f', 'a', 'O', '423', 't', 'P', '3293', 'w', '663', '8861', '2427', '6767', '4889', 'D', 'j', 'z', 'y', '445', 'T']
Output (English): 2157, f, a