WuodCutter的博客

Problem 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 with keys less than the node’s key. The r...

题目 Given a sequence of K integers { N1 , N2 , …, NK​​ }. A continuous subsequence is defined to be { N​i , N​i+1 , …, Nj } where 1≤i≤j≤K. The Maximum Subsequence is the continuous subsequence which h...

题目 At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door. Given the records of signing in’s and out’s, ...

题目 This time, you are supposed to find A+B where A and B are two polynomials. Input Specification Each input file contains one test case. Each case occupies 2 lines, and each line contains the informa...