摘要： One beautiful July morning a terrible thing happened in Mainframe: a mean virus Megabyte somehow got access to the memory of his not less mean sister 阅读全文

摘要： You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of operation is to add some given number to each number 阅读全文

摘要： 推荐博客 ：https://blog.csdn.net/wconvey/article/details/7827188 在第二遍看了树状数组后， 感觉有了更深的认识，既然是树状数组，从名字来看，就是像树的一个数组，没错，就是一个普通的数组，我们把他假定成为一棵树。 用 C1 表示 A1 的和 用 C 阅读全文

摘要： Vasya has found a strange device. On the front panel of a device there are: a red button, a blue button and a display showing some positive integer. A 阅读全文

摘要： typedef struct node { int data; struct node *lchild, *rchild; }bitnode, *bitree; bool search(bitree T, int x, bitree f, bitree *p){ // 查找应该插入的位置 if (!T) { *p = f; return ... 阅读全文

摘要： A binary tree is a finite set of vertices that is either empty or consists of a root r and two disjoint binary trees called the left and right subtree 阅读全文

摘要： Chosen Problem Solving and Program design as an optional course, you are required to solve all kinds of problems. Here, we get a new problem. There is 阅读全文

摘要： 1. The cows are journeying north to Thunder Bay in Canada to gain cultural enrichment and enjoy a vacation on the sunny shores of Lake Superior. Bessi 阅读全文

摘要： A permutation of size n is an array of size n such that each integer from 1 to n occurs exactly once in this array. An inversion in a permutation p is 阅读全文

摘要： STL 中的徐不着字符串匹配的库函数，用来寻找第一次目标字符串第一次在母串中出现的位置，并返回第一次出现位置的指针。 输出结果为 23456 阅读全文