Task: Program Execution
Input (English): 15, 18, ['8445', 'U', 'V', 'e', '7657', '4643', '4517', 'E', '8535', 'd', '651', 'j', '7129', 'O', '7877', '9623', 'K', '8889', 'M', 'G', '6803', 'D', 'y']
Output (English): 8889, K, 9623, 7877