Task: Program Execution
Input (English): 12, ['6187', 'p', 'x', 'P', 'N', 'P', '8607', 'V', '7663', 'I', '3211', '6517', '4215', 'P', '777', '5511', 'Y', '2141', '8231', 'E', '5257', '7623', '75', '8609', '5943', '7773', 'y', 'Z', 'Q', 'e', 'B', '4621', '3347', 'J', '5451', '4379', '2655', '2685', '179', '2945']
Output (English): 6187, 4215, 5943, 2655