Figure 1: Reduced costs, constant return.
图1:成本降低,利润不变。
Functions that return objects remain constant.
返回对象的函数保持不变。
If not, then it is just a constant value, so return it.
如果不是,那么它只是一个常量值,所以要返回它。
Figure 2: Constant cost, increased return.
图2:成本不变,利润增加。
Figure 2: Constant cost, increased return.
图2:成本不变,利润增加。
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