Task: Program Execution
Input (English): 4, 18, ['9179', '9443', 'W', 'v', 'c', 'J', 'S', 'E', '5899', 't', 'G', 'F', '4493', '7043', 'S', '4021', 'b', 'v', 'i', '4353', '1447', 'S']
Output (English): vb1204S34073944FGt9985ESJcv