Task: Program Execution
Input (English): 1, 7, ['5977', '9117', 'Z', 'b', 'r', 'K', '4977', 'l', '1691', '2905', '4989', 'o', '9373', 'o', 'N', '1699', '7263', '1907', '5785', '4021']
Output (English): 7794KrbZ71197795