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HDU4020 - Ads Proposal(The 36th ACM/ICPC Asia Regional Shanghai Site —— Warmup J题) | -xCodingx- #75

Open xTayEx opened 5 years ago

xTayEx commented 5 years ago

https://xtayex.github.io/2019/03/24/HDU4020-Ads-Proposal-The-36th-ACM-ICPC-Asia-Regional-Shanghai-Site-%E2%80%94%E2%80%94-Warmup-J%E9%A2%98/#more

Ads Proposal 网上有用树状数组做的，但我对树状数组非常不熟……所以只能用比较暴力的做法，set+前缀和OTZ(其实也写了一个树状数组的，只不过基本就是在抄题解hhhhhhh)