Change the name of the variable to rate1.

将该变量名称更改为rate1。

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Statement cannot change the data type of an array variable or of its elements.

语句无法更改数组变量或其元素的数据类型。

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Statement cannot change the data type of an array variable or of its elements.

语句无法更改数组变量或其元素的数据类型。

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