Task: Program Execution
Input (English): 15, 18, ['2363', 'H', 'z', '9209', '8437', 'O', '9099', 'd', 'R', '2913', '4197', '4063', '5779', '4523', '9717', 'G', '9497', 'a', 'g', '495', 'C', '1449', 'E', '4861', 'i', 't', 'k']
Output (English): a7949G7179