Task: Program Execution
Input (English): 3, 15, ['9617', '7851', 'm', 'v', '7257', '1775', 'v', 'X', 'T', '2675', '5835', 'r', 'B', '7929', 'Z', '2431']
Output (English): Z9297Br53855762TXv57717527vm