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全部文章 / codeforces （共323篇）

Tea Party CodeForces - 808C （构造+贪心）

Polycarp invited all his friends to the tea party to celebrate the holiday. He has ncups, one for each of his n friends, with volumes a1, a2, ..., an....

2019-01-16

0 367

Average Sleep Time CodeForces - 808B （前缀和）

It's been almost a week since Polycarp couldn't get rid of insomnia. And as you may already know, one week in Berland lasts k days! When Polycarp wen...

2019-01-15

0 577

Average Sleep Time CodeForces - 808B （前缀和）

It's been almost a week since Polycarp couldn't get rid of insomnia. And as you may already know, one week in Berland lasts k days! When Polycarp wen...

2019-01-15

0 560

Success Rate CodeForces - 807C （数学+二分）

You are an experienced Codeforces user. Today you found out that during your activity on Codeforces you have made y submissions, out of which x have b...

2019-01-15

0 517

Success Rate CodeForces - 807C （数学+二分）

You are an experienced Codeforces user. Today you found out that during your activity on Codeforces you have made y submissions, out of which x have b...

2019-01-15

0 404

Division and Union CodeForces - 1101C （排序后处理）

There are nn segments [li,ri][li,ri] for 1≤i≤n1≤i≤n. You should divide all segments into two non-empty groups in such way that there is no pair of seg...

2019-01-12

0 416

Division and Union CodeForces - 1101C （排序后处理）

There are nn segments [li,ri][li,ri] for 1≤i≤n1≤i≤n. You should divide all segments into two non-empty groups in such way that there is no pair of seg...

2019-01-12

0 350

Accordion CodeForces - 1101B （实现）

An accordion is a string (yes, in the real world accordions are musical instruments, but let's forget about it for a while) which can be represented a...

2019-01-12

0 751

Accordion CodeForces - 1101B （实现）

An accordion is a string (yes, in the real world accordions are musical instruments, but let's forget about it for a while) which can be represented a...

2019-01-12

0 376

Minimum Integer CodeForces - 1101A （思维+公式）

You are given qq queries in the following form: Given three integers lili, riri and didi, find minimum positive integer xixi such that it is divisibl...

2019-01-12

0 1075