Task: Program Execution
Input (English): 15, 17, ['W', 't', '5351', '6237', '9765', '8907', '5993', 'T', '403', '5325', '4649', 'p', 'x', '691', '2715', '1959', 'y', 'G', 'J', 'S', '5023', 'm', '8665']
Output (English): 27151959y