Problem 1005 admin快来解决问题。。。

clavichord | 2015-07-25 21:11:05Author
Soda would be happy if the difference between the maximum and minimum population among the cities passed is no less than D. 不是不小于D时才高兴嘛,那6种都小于D啊。到底是小于D还是小于等于D还是其他什么意思。。。
GirlKiller | 2015-07-25 21:20:47# 1
小于等于D