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codeforces

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全部文章 / codeforces （共323篇）

Kay and Snowflake CodeForces - 686D (树的重心性质)

After the piece of a devilish mirror hit the Kay's eye, he is no longer interested in the beauty of the roses. Now he likes to watch snowflakes. Once...

2019-08-20

0 293

HCW 19 Team Round (ICPC format) B. Beggin' For A Node（树的重心，交互题）

B. Beggin' For A Node time limit per test2.0 s memory limit per test256 MB inputstandard input outputstandard output This is an interactive problem L...

2019-08-20

0 446

HCW 19 Team Round (ICPC format) B. Beggin' For A Node（树的重心，交互题）

B. Beggin' For A Node time limit per test2.0 s memory limit per test256 MB inputstandard input outputstandard output This is an interactive problem L...

2019-08-20

0 361

Powerful array CodeForces - 86D （莫队算法）

An array of positive integers a1, a2, ..., an is given. Let us consider its arbitrary subarray al, al + 1..., ar, where 1 ≤ l ≤ r ≤ n. For every posit...

2019-08-16

0 740

Powerful array CodeForces - 86D （莫队算法）

An array of positive integers a1, a2, ..., an is given. Let us consider its arbitrary subarray al, al + 1..., ar, where 1 ≤ l ≤ r ≤ n. For every posit...

2019-08-16

0 291

War of the Corporations CodeForces - 625B （greed）

A long time ago, in a galaxy far far away two giant IT-corporations Pineapple and Gogol continue their fierce competition. Crucial moment is just arou...

2019-08-13

0 731

War of the Corporations CodeForces - 625B （greed）

A long time ago, in a galaxy far far away two giant IT-corporations Pineapple and Gogol continue their fierce competition. Crucial moment is just arou...

2019-08-13

0 351

Codeforces Round #344 (Div. 2) 631 B. Print Check （实现）

B. Print Check time limit per test1 second memory limit per test256 megabytes inputstandard input outputstandard output Kris works in a large company ...

2019-08-11

0 440

Codeforces Round #344 (Div. 2) 631 B. Print Check （实现）

B. Print Check time limit per test1 second memory limit per test256 megabytes inputstandard input outputstandard output Kris works in a large company ...

2019-08-11

0 326

Codeforces Round #344 (Div. 2) 631 C. Report （单调栈）

C. Report time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output Each month Blake gets the report c...

2019-08-11

0 612