Task: Program Execution
Input (English): 2, 15, ['423', 'Y', 'a', '5131', 'f', '3769', '6889', '2209', '3005', 's', 'v', '8317', 'q', '3849', '847', 'X', '151', 'M', '935', '2105', '5827', '897', 'W']
Output (English): Ya5131f3769688922093005sv8317q3849847