Task: Program Execution
Input (English): 1, 18, ['8949', '3721', 'r', '4035', 'v', '1501', '71', 'o', 'p', 's', 's', '5143', 'h', 'E', 'M', 'B', '6203', 'P', '7785']
Output (English): 89493721r4035v150171opss5143hEMB6203P