dmkz's blog

Need some problems on scanline + segment tree / fenwick
By dmkz, history, 5 years ago, In English

Hello, I need some problems which I can solve with scanline + segment tree / fenwick. I want to study this approach and solve different problems but I can't easy find this problems. I hope that you can help me, thanks.

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5 years ago, # |
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I strictly recommend you to check out -Morass-'s topic with problems grouped by algorithm.

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5 years ago, # |
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https://mirror.codeforces.com/contest/1042/problem/D

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5 years ago, # |
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Excuse me, but what is scanline? do you actually mean scanning the array (sliding window or two pointers)?

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    5 years ago, # ^ |
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    Google for sweep line algorithms

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      5 years ago, # ^ |
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      I see. I know line sweep algorithms, it's just my first time seeing the term "scanline". Thanks for the answer!

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