摘要：
Piggy Bank 题目链接： http://acm.hust.edu.cn/vjudge/contest/130510 problem/F Description Before ACM can do anything, a budget must be prepared and the nece 阅读全文
摘要：
Equipment Box 题目链接： http://acm.hust.edu.cn/vjudge/contest/130510 problem/B Description There is a large room in the Pyramid called Room of No Return. 阅读全文