Task: Program Execution
Input (English): 14, ['2237', 'C', '9689', 'b', 'z', 'B', 'S', '519', '307', 'u', '179', 'B', 'e', '9583', '7981', 'p', 'o', 'y', 'e', 'n', '7231', '8137', '2357', '3481', '4103', '2589', '843', 'U']
Output (English): 2237, 7981