摘要：Repository When you go shopping, you can search in repository for avalible merchandises by the computers and internet. First you give the search syste 阅读全文

摘要：Pipeline Vova, the Ultimate Thule new shaman, wants to build a pipeline. As there are exactly n houses in Ultimate Thule, Vova wants the city to have 阅读全文

摘要：Dropping tests In a certain course, you take n tests. If you get ai out of bi questions correct on test i, your cumulative average is defined to be . 阅读全文

摘要：题目：（POJ—1006） Description 人生来就有三个生理周期，分别为体力、感情和智力周期，它们的周期长度为23天、28天和33天。每一个周期中有一天是高峰。在高峰这天，人会在相应的方面表现出色。例如，智力周期的高峰，人会思维敏捷，精力容易高度集中。因为三个周期的周长不同，所以通常三个周 阅读全文