Training 2: Probability and Expectation

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Revision as of 11:52, 4 May 2019 by Xiejiadong (talk | contribs) (Created page with "== Problem A == Solved by Xiejiadong. Problem from BZOJ4827. FFT http://xiejiadong.com/?p=284 题解 == Problem B == Solved by Xiejiadong. Problem from CF622F. 拉...")
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Problem A

Solved by Xiejiadong.

Problem from BZOJ4827.

FFT

[题解]

Problem B

Solved by Xiejiadong.

Problem from CF622F.

拉格朗日插值法。

[题解]

Problem C

Unsolved.

Problem D

Unsolved.

Problem E

Unsolved.

Problem F

Solved by Xiejiadong.

Problem from HDU1402.

超大数 $a\times b$ 。

看作多项式乘法,FFT模版题。

注意 $0\times a$ 的情况。

Problem G

Unsolved.

Problem H

Unsolved.