Task: Program Execution
Input (English): 14, 15, ['5603', '5829', 'U', 'A', '917', '7489', '2267', 'F', '6993', 'C', '2397', '875', '7463', 'r', 'l', '2007', '5417', 'p', '2671', 'k', '8873', 'c', '3227', '2565', 'Y', 'e', '5703', '3675', 's', '5047']
Output (English): lr