E. Bear and Drawing time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Limak is a little bear who learns to draw. People usually start with houses, fences and flowers but why would bears…
好不容易又到周五了,周末终于可以休息休息了.写这一篇随笔只是心血来潮,下午问了一位朋友PAT考的如何,顺便看一下他考的试题,里面有最后一道题,是关于给出中序遍历和后序遍历然后求一个层次遍历.等等,我找一下链接出来...... 1127. ZigZagging on a Tree (30):https://www.patest.cn/contests/pat-a-practise/1127 突然想起以前学数据结构的时候如果给出一个中序遍历和一个后序遍历然后让你画出树的结构或求出先序遍历之类的题目,…