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全部文章 / 未归档（共421篇）

2019年ICPC区域赛沈阳站总结

首先先写一下现场赛的整个过程。一开始，cbj马上读到了签到题I题，并向我阐述了题意，但可能是打的太快，数组少开了10倍，2A。在我A 之前，sq和cbj看榜并读了D题，sq有了思路，于是马上换他打D题，cbj将A题的题意翻译给我。sq打到一半发现我们不知道自然常数e的小数点8位（可能是...

2020-05-28

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E. Boxers

链接：https://codeforces.com/problemset/problem/1203/E There are nn boxers, the weight of the ii-th boxer is aiai. Each of them can change the weight by...

2020-05-28

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D. Stas and the Queue at the Buffet

链接：https://codeforces.com/problemset/problem/1151/D During a break in the buffet of the scientific lyceum of the Kingdom of Kremland, there was forme...

2020-05-28

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D. Secret Passwords

链接：https://codeforces.com/contest/1263/problem/D One unknown hacker wants to get the admin's password of AtForces testing system, to get problems fro...

2020-05-28

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C. Everyone is a Winner!

链接：https://codeforces.com/contest/1263/problem/C On the well-known testing system MathForces, a draw of nn rating units is arranged. The rating will ...

2020-05-28

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B. PIN Codes

链接：https://codeforces.com/contest/1263/problem/B A PIN code is a string that consists of exactly 44 digits. Examples of possible PIN codes: 7013, 000...

2020-05-28

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A. Sweet Problem

链接：https://codeforces.com/contest/1263/problem/A You have three piles of candies: red, green and blue candies: the first pile contains only red ca...

2020-05-28

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B. Sheldon and Ice Pieces

链接：https://codeforces.com/problemset/problem/328/B Do you remember how Kai constructed the word "eternity" using pieces of ice as component...

2020-05-28

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C. Round Corridor

链接：https://codeforces.com/problemset/problem/1200/C Amugae is in a very large round corridor. The corridor consists of two areas. The inner area is e...

2020-05-28

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D2. Equalizing by Division (hard version)

链接：https://codeforces.com/contest/1213/problem/D2 The only difference between easy and hard versions is the number of elements in the array. You are...

2020-05-28

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