待做的题

HDU3668 Volume 

POJ1753 Flip Game

POJ2965 The Pilots Brothers' refrigerator

母函数 http://blog.csdn.net/vsooda/article/details/7975485

HDU1172 猜数字

原文地址:https://www.cnblogs.com/LinKArftc/p/4903165.html