Use the ten numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 to form three three-digit numbers and one single-digit number, and make the sum of the four numbers be 2007; if the four numbers are required The largest number among the numbers is as large as possible, so what is the largest number?
用0、1、2、3、4、5、6、7、8、9这十个数字组成三个三位数和一个一位数，并且使四个数之和为2007；如果要求这四个数中最大的数尽可能大，那么，这个最大的数是多少？
<result>987</result>