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Lemonade Trade「dp + 对数优化」

Codeforces ▧ 330 字 ◴ 2 分钟

Lemonade Tradehttps://codeforces.com/gym/101666/attachments 题目描述: 你有一升粉色饮料,想换取蓝色饮料 有n个商人,每个商人可以将1升b饮料换成p升a饮料,p是汇率,只能从1到n

Codeforces Round #744 (Div. 3)

Codeforces ▧ 3,414 字 ◴ 12 分钟

Codeforces Round 744 Div. 3https://codeforces.com/contest/1579 A. Casimir's String Solitairehttps://codeforces.com/conte

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Codeforces Round #740 (Div. 2)

Codeforces ▧ 2,867 字 ◴ 10 分钟

Codeforces Round 740 Div. 2, based on VK Cup 2021 Final Enginehttps://codeforces.com/contest/1561 Simply Strange Sorthtt

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Codeforces Round #719 (Div. 3)

Codeforces ▧ 3,993 字 ◴ 14 分钟

Codeforces Round 719 Div. 3 Editorialhttps://codeforces.com/blog/entry/90342 A. Do Not Be Distracted!https://codeforces.

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Codeforces Round #739 (Div. 3)

Codeforces ▧ 3,453 字 ◴ 12 分钟

Codeforces Round 739 Div. 3https://codeforces.com/contest/1560 A. Dislike of Threeshttps://codeforces.com/contest/1560/p

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Codeforces Round #737 (Div. 2)

Codeforces ▧ 1,438 字 ◴ 5 分钟

C. Moamen and XORhttps://codeforces.com/contest/1557/problem/C 题目描述: 给你一个n,一个k,a数组中每一个数都小于等于2k,且a数组所有数进行二进制的与操作得到的结果要大于等

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CodeForces - 437

Codeforces ▧ 2,754 字 ◴ 10 分钟

A. The Child and Homeworkhttps://codeforces.com/contest/437/problem/A 题目描述: Once upon a time a child got a test consisti

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