第一组：

输入：

2 1
1 20 20

答案：

1

第二组：

输入：

20 1
11 25 25

答案：

10

原因：DP时没有处理能量小于零和其他一些边界情况。

被hack题解：

https://www.luogu.com.cn/article/geugz8ei

https://www.luogu.com.cn/article/l9boy4w1

https://www.luogu.com.cn/article/h45o8vt0

https://www.luogu.com.cn/article/85tvi5bf

https://www.luogu.com.cn/article/2ox3panl

https://www.luogu.com.cn/article/q67o81nh

https://www.luogu.com.cn/article/0ynbm542

https://www.luogu.com.cn/article/wn7g1qk6

https://www.luogu.com.cn/article/udijx7fu

https://www.luogu.com.cn/article/thsmwimz

https://www.luogu.com.cn/article/amg2wd7a

https://www.luogu.com.cn/article/440b4kbn