Distribute 150 apples to 10 children, and each child has a different number of apples. Then, the child who gets the most apples will get at least how many apples.
将150个苹果分给10个小朋友，每个小朋友的苹果个数互不相同，那么，分得苹果个数最多的小朋友，至少得到多少个苹果．
<result>20</result>