Task: Program Execution
Input (English): 5, 11, ['K', '4919', 'I', '9893', '311', 'q', '7073', '5449', '1945', 'D', '4519', 's', '5397', '8687', 'X', '5921', 'w', '1911', '9973', '4679']
Output (English): 4519D194554497073q311