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[주제 제안] FFT + Kitamasa #20

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justiceHui opened this issue Mar 7, 2020 · 1 comment
Open

[주제 제안] FFT + Kitamasa #20

justiceHui opened this issue Mar 7, 2020 · 1 comment
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주제 제안 블로그 포스팅 주제 제안

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@justiceHui
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주제 이름

  • FFT + Kitamasa

주제 소개 (관련 자료 링크 포함)

선형 점화식의 N번째 항을 O(K^2 log N)에 계산하는 키타마사법은 이미 잘 알려져 있습니다.
FFT를 이용하면 O(K log K log N)에 계산할 수 있습니다.

대략적인 난이도

  • 루비5

관련 문제 링크

@justiceHui justiceHui added the 주제 제안 블로그 포스팅 주제 제안 label Mar 7, 2020
@ahgus89
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ahgus89 commented Mar 25, 2020

내꺼

@ahgus89 ahgus89 closed this as completed Mar 25, 2020
@justiceHui justiceHui reopened this Mar 26, 2020
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