3136: Ubiquitous Religions 时间限制(普通/Java):2000MS/6000MS     内存限制:65536KByte总提交: 274            测试通过:149 描述 There are so many different religions in the world today that it is difficult to keep trac…

                                                         2647: How Many Tables 时间限制(普通/Java):1000MS/10000MS     内存限制:65536KByte总提交: 353            测试通过:208 描述 Today is Ignatius' birthday. He invites a lot of friends. Now it's dinner time. Ignatius wa…