ChenJr

摘要： 传送门题面：Biologists finally invent techniques of repairing DNA that contains segments causing kinds of inherited diseases. For the sake of si... 阅读全文

摘要： 传送门 题面： Liyuan lives in a old apartment. One day, he suddenly found that there was a wireless network in the building. Liyuan did not know the passwor 阅读全文

摘要： 传送门题面：The Power Cube is used as a stash of Exotic Power. There are nn cities numbered 1,2,…,n1,2,…,n where allowed to trade it. The tradin... 阅读全文

摘要： 传送门题面：Freshmen frequently make an error in computing the power of a sum of real numbers, which usually origins from an incorrect equation ... 阅读全文

摘要： 传送门题面：YJJ is a salesman who has traveled through western country. YJJ is always on journey. Either is he at the destination, or on the way... 阅读全文

摘要： 传送门题面：Censored!Time Limit: 5000MS Memory Limit: 10000K Total Submissions: 11233 Accepted: 3069 DescriptionThe alphabet of Fr... 阅读全文

摘要： 传送门题面：背单词，始终是复习英语的重要环节。在荒废了3年大学生涯后，Lele也终于要开始背单词了。 一天，Lele在某本单词书上看到了一个根据词根来背单词的方法。比如"ab",放在单词前一般表示"相反，变坏，离去"等。 于是Lele想，如果背了N个词根，那这些词根到底会不会... 阅读全文

摘要： 传送门题面：DNA SequenceTime Limit: 1000MS Memory Limit: 65536K Total Submissions: 19507 Accepted: 7431 DescriptionIt's well known... 阅读全文

摘要： 传送门题面：You are playing CSGO. There are n Main Weapons and m Secondary Weapons in CSGO. You can only choose one Main Weapon and one Secondar... 阅读全文

摘要： 传送门：题面：LMY and YY are number theory lovers. They like to find and solve some interesting number theory problems together. One day, they be... 阅读全文