两个整数, 分别为最后两位玩家的得分.
样例输入
样例输出
样例解释
Explanation of the example: The fence consisted of 8 planks, out of which 2 have already been eaten. The first termite in his first turn can choose between planks of heights 2, 3, 4 and 9. During the optimal game, in the consecutive turns, termites will eat planks of heights 9, 2, 1, 4, 7 and 3.