下面代码执行后输出是
def ADD(a): a.append(10) return a a = [1, 2, 3] b = ADD(a) print(a, b)
[1, 2, 3] [1, 2, 3]
[1, 2, 3, 10] [1, 2, 3, 10]
[1, 2, 3] [1, 2, 3, 10]
[1, 2, 3, 10] None