Task: Program Execution
Input (English): 19, 21, ['7199', '3705', 'U', 'p', '1641', '1241', '747', '8269', '6587', '3163', '3425', '8845', '8037', 'h', '6037', '6273', 't', '4817', 'h', '5769', '8909', '9083', 'Y', 'W', '4423', '8595', '1449']
Output (English): h57698909