xiaoyao_zhang的博客

DescriptionYoung naturalist Bill studies ants in school. His ants feed on plant-louses that live on apple trees. Each ant colony needs its own apple tree to feed itself.Bill has a map with coord

奔小康赚大钱Problem Description传说在遥远的地方有一个非常富裕的村落,有一天,村长决定进行制度改革：重新分配房子。这可是一件大事,关系到人民的住房问题啊。村里共有n间房间,刚好有n家老百姓,考虑到每家都要有房住（如果有老百姓没房子住的话，容易引起不安定因素），每家必须分配到一间房子且只能得到一间房子。另一方面,村长和另外的村领导希望得到最大的效

Going HomeTime Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6141    Accepted Submission(s): 3227Problem DescriptionOn a grid