Little Valentine liked playing with binary trees very much. Her favorite game was constructing randomly looking binary trees with capital letters in the nodes. This is an example of one of her creations: To record her trees for future generations, sh…

先声明,我还在学习中,这个题大部分代码借鉴的大佬的,其实这算是比较经典二叉树题了,关键在于递归建树. 代码附上: #include <iostream> #include <cstring> using namespace std; ]; ]; void TL( int p1, int p2, int q1, int q2, int root ) { if ( p1 > p2 ) return; for ( root = q1 ; TM[root] != TF[p1] ; +…

Tree Recovery Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 11939   Accepted: 7493 Description Little Valentine liked playing with binary trees very much. Her favorite game was constructing randomly looking binary trees with capital le…

 Tree Recovery  Little Valentine liked playing with binary trees very much. Her favoritegame was constructingrandomly looking binary trees with capital letters in the nodes. This is an example of one of her creations: D / \ / \ B E / \ \ / \ \ A C G…

Tree Recovery Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 14640   Accepted: 9091 Description Little Valentine liked playing with binary trees very much. Her favorite game was constructing randomly looking binary trees with capital le…

Tree Recovery Description Little Valentine liked playing with binary trees very much. Her favorite game was constructing randomly looking binary trees with capital letters in the nodes. This is an example of one of her creations: D / \ / \ B E / \ \…

Tree Recovery POJ - 2255 根据树的前序遍历和中序遍历还原后序遍历. (偷懒用了stl的find) #include<iostream> #include<string> using namespace std; string s1,s2; int len; void work(int l1,int r1,int l2,int r2) { if(l1==r1) { cout<<s1[l1]; return; } if(l1>r1) retur…

Tree Recovery 时间限制:C/C++ 1秒,其他语言2秒 空间限制:C/C++ 131072K,其他语言262144K 64bit IO Format: %lld 链接:https://www.nowcoder.com/acm/contest/77/H 题目描述:进行区间求和,区间加减(线段树加懒惰标记) 输入 10 5 1 2 3 4 5 6 7 8 9 10 Q 4 4 Q 1 10 Q 2 4 C 3 6 3 Q 2 4 输出 4 55 9 15 #include<cstdio…

传送门1: https://uva.onlinejudge.org/external/5/536.pdf 传送门2: http://acm.gdufe.edu.cn/Problem/read/id/1077 题意一样   输入不一样 HINT: 1. Preorder : (root, left subtree, right subtree); Inorder : (left subtree, root, right subtree); Postorder: (left subtree, rig…

Little Valentine liked playing with binary trees very much. Her favorite game was constructing randomly looking binary trees with capital letters in the nodes. This is an example of one of her creations:                                               …