摘要：F. Fairy, the treacherous mailman https://codeforces.com/group/5yyKg9gx7m/contest/281416/problem/FFairy is a very excentric mailman. Every now and the 阅读全文

摘要：A. Giga-Kilo-Gigabyte https://codeforces.com/group/5yyKg9gx7m/contest/281123/problem/AAs you probably already know one byte is 8 bits, 1024 bytes is 1 阅读全文

摘要：D. Freddy and minifiertime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputFreddy has a very big eleph 阅读全文

摘要：G - 同上 HDU - 1498 On Octorber 21st, HDU 50-year-celebration, 50-color balloons floating around the campus, it's so nice, isn't it? To celebrate this m 阅读全文

摘要：https://vjudge.net/contest/362594#problem/E E - 同下 HDU - 1150 As we all know, machine scheduling is a very classical problem in computer science and h 阅读全文

摘要：https://codeforces.com/group/5yyKg9gx7m/contest/279863/problem/J J. 金色传说 time limit per test 1 second memory limit per test 256 megabytes input standa 阅读全文

摘要：http://poj.org/problem?id=3070 Language: Fibonacci Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 25706 Accepted: 17173 Description In the 阅读全文

摘要：D - 最大匹配 HDU - 1960 https://vjudge.net/contest/362594#problem/D Running a taxi station is not all that simple. Apart from the obvious demand for a cen 阅读全文