Just a Hook Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 20532 Accepted Submission(s): 10284 Problem Description In the game of DotA, Pudge’s meat hook is actually the most horrible thing…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1698 区间更新重点在于懒惰标记. 当你更新的区间就是整个区间的时候,直接sum[rt] = c*(r-l+1);col[rt] = c:后面的子区间就不管了,当你下次更新某一个区间的时候,把col[rt]从顶往下推(也没有推到底),推到合适的位置,刚好这个位置是我要更新的区间的子区间(可能被横跨了)就停下来. 在这里感谢网上的大牛,感谢杰哥,彬哥.我才能AC. Just a Hook Time Li…
题目链接: 传送门 Minimum Inversion Number Time Limit: 1000MS Memory Limit: 32768 K Description In the game of DotA, Pudge's meat hook is actually the most horrible thing for most of the heroes. The hook is made up of several consecutive metallic sticks…
题目网址:http://acm.hdu.edu.cn/showproblem.php?pid=1698 题目: Problem Description In the game of DotA, Pudge's meat hook is actually the most horrible thing for most of the heroes. The hook is made up of several consecutive metallic sticks which are of t…