Task: Program Execution
Input (English): 6, 12, ['4127', '8809', '2819', 'G', '8537', 'L', '21', '6825', '9175', '1907', 'J', 'N', 'g', '9273', 'K', 'o', 'Y', 'Z', '2919', '3009', '29', '8155']
Output (English): NJ70915719528612L