摘要： D - 青铜一 HDU - 1429 Ignatius再次被魔王抓走了(搞不懂他咋这么讨魔王喜欢)…… 这次魔王汲取了上次的教训，把Ignatius关在一个n*m的地牢里，并在地牢的某些地方安装了带锁的门，钥匙藏在地牢另外的某些地方。刚开始Ignatius被关在(sx... 阅读全文

摘要： C - 青铜五 HDU - 2717 Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a ... 阅读全文

摘要： B - 小学生 POJ - 3126 The ministers of the cabinet were quite upset by the message from the Chief of Security stating that they would all... 阅读全文

摘要： A - 刚入坑 ZOJ - 1709 The GeoSurvComp geologic survey company is responsible for detecting underground oil deposits. GeoSurvComp works w... 阅读全文

摘要： I - 剪枝 0。O HDU - 1455 George took sticks of the same length and cut them randomly until all parts became at most 50 units long. Now he... 阅读全文

摘要： H - 连通分量 POJ - 3620 Farmer John's farm was flooded in the most recent storm, a fact only aggravated by the information that his cows a... 阅读全文

摘要： F - DFS枚举 CSU - 2087 As is known to all, Wells doesn't have a good command of English. As a result, some unfamiliar words, which may c... 阅读全文

摘要： D - Prime Ring Problem HDU - 1016 A ring is compose of n circles as shown in diagram. Put natural number 1, 2, ..., n into each circle... 阅读全文

摘要： A - 后序遍历 HihoCoder - 1049 描述在参与过了美食节之后，小Hi和小Ho在别的地方又玩耍了一阵子，在这个过程中，小Ho得到了一个非常有意思的玩具——一棵由小球和木棍连接起来的二叉树！小Ho对这棵二叉树爱不释手，于是给它的每一个节点都标记了一个标号—... 阅读全文

摘要： E - ( ；´Д｀) URAL - 1081 Consider all the sequences with length (0 #include #include #include #include typedef long long LL;using name... 阅读全文