1.题目链接:http://acm.hdu.edu.cn/showproblem.php?pid5954 Problem DescriptionYou have got a cylindrical cup. Its bottom diameter is 2 units and its height is 2 units as well.The height of liquid level in the cup is d (0 ≤ d ≤ 2). When you incline the cup…
【作文1】It is now widely accepted that mutual trust and openness is the key to promoting cooperation.
【作文2】Today more and more people begin to realize the pleasures and joys of real-world social interaction.
【作文3】Nowadays students are becoming …