測试oracle 11g cluster 中OLR的重要性 called an Oracle Local Registry (OLR): each node in a cluster has a local registry for node-specific resources 測试一:模拟olr异常丢失的情况: 这里首先将olr renam [root@vmrac2 cdata]# mv vmrac2.olr vmrac2.olr.bak 然后尝试去启动crs [root@vmrac2…
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/680 5-18 Hashing - Hard Version (30分) Given a hash table of size NN, we can define a hash function . Suppose that the linear probing is used to solve collisions, we can easily obtain the status…
1004 Counting Leaves (30)(30 分) A family hierarchy is usually presented by a pedigree tree. Your job is to count those family members who have no child. Input Each input file contains one test case. Each case starts with a line containing 0 < N < 10…
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/671 5-9 Huffman Codes (30分) In 1953, David A. Huffman published his paper "A Method for the Construction of Minimum-Redundancy Codes", and hence printed his name in the history of computer…
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/669 5-7 Complete Binary Search Tree (30分) A Binary Search Tree (BST) is recursively defined as a binary tree which has the following properties: The left subtree of a node contains only nodes w…
07-图5 Saving James Bond - Hard Version (30分) This time let us consider the situation in the movie "Live and Let Die" in which James Bond, the world's most famous spy, was captured by a group of drug dealers. He was sent to a small piece of lan…