Task: Program Execution
Input (English): 8, 15, ['B', 't', 'M', '1857', '4497', 'I', '6207', '5345', 'z', '6829', '3641', '2273', '7701', '7863', '1855', '4915', 'r', 'N']
Output (English): 185578637701227336416829z5345