Task: Program Execution
Input (English): 2, 15, ['l', 'U', 's', 'G', '531', '4105', '3455', '6761', '5437', 'K', 'O', 'l', 'W', '9653', '925', '351', '607', 'h', '8507', 'E', '721', 'i', '9773', 'l', 'C', 'M', '9559']
Output (English): 30867