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Re:为什么按区间左值从小到大排序，再进行合并就是最优？In Reply To:为什么按区间左值从小到大排序，再进行合并就是最优？ Posted by:flash_knight at 2018-03-18 14:28:06 蒟蒻的我觉得此题不是贪心，有dp的味道？之所以排序是因为在假设左边都已被圈完的情况下，只有向右边圈才可能圈出更多的点。 Followed by: Post your reply here: |
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