Task: Program Execution
Input (English): 12, 21, ['8659', '943', '4713', '4417', '3571', '4913', '1163', '5307', '2927', '8647', 'x', 'g', '2507', 'L', '7183', '3785', 't', '2763', 'W', 'M', '6405']
Output (English): g2507L71833785t2763WM6405