The third element of the array is the number of points for this assignment type, so I have to invoke the to_s method to convert that integer into a string.

数组第三个元素是该任务类型的分数，所以我必须调用to_s方法，将该整数转换为字符串。

youdao

The third element of the array is the number of points for this assignment type, so I have to invoke the to_s method to convert that integer into a string.

数组第三个元素是该任务类型的分数，所以我必须调用to_s方法，将该整数转换为字符串。

youdao