https://pan.baidu.com/s/1rbrR1mRHtXRoun4hNJDHAA 代码以后再贴 a 贪心，只要将每个高度排序，再按照题意来求即可，题目有提示所以很快就想到了 b 只要知道对于一个k， 1-k 按照题意求得的结果和1+n*k-（n+1）*k范围求得的结果是一样的，那么就很好做了，求一个循环的结果即可，再快速幂一下ok c d 博弈，只要看x的左边和右边的

文章目录 SummaryItineraryLocal AttractionsHotelStuck at Shenzhen because of Typhoon MangkhutReference Summary Arranged Hongkong trip from 14th to 16th Sep’18, stuck at Shenzhen because of Typhoon

文章目录 SummaryItineraryLocal AttractionsHotelStuck at Shenzhen because of Typhoon MangkhutReference Summary Arranged Hongkong trip from 14th to 16th Sep’18, stuck at Shenzhen because of Typhoon