1043 Is It a Binary Search Tree （25 分） A Binary Search Tree (BST) is rec...

1042 Shuffling Machine （20 分） Shuffling is a procedure used to randomize...

树的遍历问题探讨及总结 Create: 2018-10-09 17:34:07 1.知两序求两序 序指的是前序、中序、后序、层序。知道两序可以推...

1048 Find Coins （25 分）（map以及STL的应用） Eva loves to collect coins from all ...

1047 Student List for Course （25 分） Zhejiang University has 40,000 stude...

1046 Shortest Distance （20 分） The task is really simple: given N exits o...

1052 Linked List Sorting （25 分） A linked list consists of a series of st...

1051 Pop Sequence （25 分）（堆栈模拟） Given a stack which can keep M numbers at...

1055 The World's Richest （25 分） Forbes magazine publishes every year its...