Task: Program Execution
Input (English): 10, 20, ['G', 'Y', 'M', 'F', 'Y', '6993', '9057', '5529', '35', 'D', '6173', '1043', '5845', 'V', 'd', '7497', '9035', 'r', 'U', '5155']
Output (English): 5155Ur90357497dV584510436173D