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[C++]LeetCode: 105 Longest Substring Without Repeating Characters
题目: Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters for "abcabcbb" is "abc", which the length is ...
分类:编程语言   时间:2015-01-17 18:10:44    阅读次数:251
Populating Next Right Pointers in Each Node
https://oj.leetcode.com/problems/populating-next-right-pointers-in-each-node/Given a binary tree struct TreeLinkNode { TreeLinkNode *left; ...
分类:其他好文   时间:2015-01-15 23:23:20    阅读次数:212
LeetCode--Populating Next Right Pointers in Each Node
Given a binary tree struct TreeLinkNode { TreeLinkNode *left; TreeLinkNode *right; TreeLinkNode *next; } Populate each next pointer to point to its next right node. ...
分类:其他好文   时间:2015-01-14 18:00:03    阅读次数:139
LeetCode--Populating Next Right Pointers in Each Node II
Follow up for problem "Populating Next Right Pointers in Each Node". What if the given tree could be any binary tree? Would your previous solution still work? Note: You may only use constant ...
分类:其他好文   时间:2015-01-14 17:55:09    阅读次数:199
C++函数传递指向指针的指针的应用
传递指向指针的引用假设我们想编写一个与前面交换两个整数的 swap 类似的函数,实现两个指针的交换。已知需用 * 定义指针,用 & 定义引用。现在,问题在于如何将这两个操作符结合起来以获得指向指针的引用。这里给出一个例子: // swap values of two pointers to int ...
分类:编程语言   时间:2015-01-11 21:35:56    阅读次数:289
Populating Next Right Pointers in Each Node
Populating Next Right Pointers in Each Node...
分类:其他好文   时间:2015-01-09 15:35:48    阅读次数:146
Populating Next Right Pointers in Each Node II
Populating Next Right Pointers in Each Node II...
分类:其他好文   时间:2015-01-09 15:32:43    阅读次数:198
[Leetcode][JAVA] Populating Next Right Pointers in Each Node II
Follow up for problem "Populating Next Right Pointers in Each Node".What if the given tree could be any binary tree? Would your previous solution stil...
分类:编程语言   时间:2015-01-08 07:06:05    阅读次数:216
[C++]LeetCode: 76 Rotate List
题目: Given a list, rotate the list to the right by k places, where k is non-negative. For example: Given 1->2->3->4->5->NULL and k = 2, return 4->5->1->2->3->NULL. 给出一个链表,和一个非负数k, 要求从链表尾节点开始...
分类:编程语言   时间:2015-01-07 18:55:05    阅读次数:196
[C++]LeetCode: 73 Linked List Cycle
题目: Given a linked list, determine if it has a cycle in it. Follow up: Can you solve it without using extra space? 思路:使用快慢两个指针。开始时,两个指针同时指向head,之后slow每次前行一步,fast每次前行两步。如果链表有环,这两个指针一定会相遇,如果没有...
分类:编程语言   时间:2015-01-07 13:16:22    阅读次数:172
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