摘要：
题目链接： http://poj.org/problem?id=2194 题目描述： Stacking Cylinders Description Cylinders (e.g. oil drums) (of radius 1 foot) are stacked in a rectangular b 阅读全文
摘要：
题目链接： http://poj.org/problem?id=2187 题目描述： Beauty Contest Description Bessie, Farmer John's prize cow, has just won first place in a bovine beauty con 阅读全文