nums = [1, 2, 3, 4] squares = [x*x for x in nums] print(squares) # [1, 4, 9, 16] 知识点： 创建列表、访问元素、列表推导式一行生成平方数
nums = [1, 2, 3, 4] squares = [x*x for x in nums] print(squares) # [1, 4, 9, 16]
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