下面代码的输出结果是 def exchange(a,b): a,b = b,a return (a,b) x = 10 y = 20 x,y = exchange(x,y) print(x,y) 选项: A: 20 10 B: 20 20 C: 10 20 D: 10 10 结果是 代码 发布时间:2024-06-06 14:22:33