摘要： Efim just received his grade for the last test. He studies in a special school and his grade can be equal to any positive decimal fraction. First he g 阅读全文

摘要： Every summer Vitya comes to visit his grandmother in the countryside. This summer, he got a huge wart. Every grandma knows that one should treat warts 阅读全文

摘要： Anatoly lives in the university dorm as many other students do. As you know, cockroaches are also living there together with students. Cockroaches mig 阅读全文

摘要： ZS the Coder is playing a game. There is a number displayed on the screen and there are two buttons, ' + ' (plus) and '' (square root). Initially, the 阅读全文

摘要： ZS the Coder loves to read the dictionary. He thinks that a word is nice if there exists a substring (contiguous segment of letters) of it of length 2 阅读全文

摘要： ZS the Coder is coding on a crazy computer. If you don't type in a word for a cconsecutive seconds, everything you typed disappear! More formally, if 阅读全文

摘要： To evaluate the performance of our first year CS majored students, we consider their grades of three courses only: C - C Programming Language, M - Mat 阅读全文