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leetcode -day18 Balanced Binary Tree
1、 ?? Balanced Binary Tree Given a binary tree, determine if it is height-balanced. For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subt...
分类:其他好文   时间:2014-05-23 08:19:19    阅读次数:282
CareerCup之2.1无序链表删除重复元素
【题目】 原文: 2.1 Write code to remove duplicates from an unsorted linked list. FOLLOW UP How would you solve this problem if a temporary buffer is not allowed? 译文: 从一个未排序的链表中移除重复的项 ...
分类:其他好文   时间:2014-05-22 12:04:13    阅读次数:196
SPOJ GSS5 Can you answer these queries V (线段树)
比GSS3 麻烦在于要判断两个区间的相交性。 分为三种情况. 1. x1 y1 x2 y2   这种情况就是   x1 y1 的右最大  +   sum【y1  x2】 + x2 y2的做最大 2.x1 x2 y2 y1 其实就是 y1==y2的时候 要么区间在 x2-y2之间 要么区间的头在  x1 x2之间,尾在 x2 y2之间 3. x1 x2 y1 y2。 这种情况...
分类:其他好文   时间:2014-05-22 11:48:33    阅读次数:261
Candy
There are N children standing in a line. Each child is assigned a rating value. You are giving candies to these children subjected to the following requirements: Each child must have at least one candy. Children with a higher rating get more candies than...
分类:其他好文   时间:2014-05-22 11:00:49    阅读次数:285
LeetCode: Search in Rotated Sorted Array [032]
【题目】 Suppose a sorted array is rotated at some pivot unknown to you beforehand. (i.e., 0 1 2 4 5 6 7 might become 4 5 6 7 0 1 2). You are given a target value to search. If found in the array return its index, otherwise return -1. You may assume no du...
分类:其他好文   时间:2014-05-22 10:43:12    阅读次数:310
LeetCode: Search Insert Position [034]
【题目】 Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted in order. You may assume no duplicates in the array. Here are few examples. [1,3,5,6], 5 → 2 [1,3,5,6]...
分类:其他好文   时间:2014-05-22 09:41:59    阅读次数:195
Google I/O 2013 最佳实践(2) - AndroidManifest篇
<!-- Copyright 2011 Google Inc. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the L...
分类:移动开发   时间:2014-05-22 08:41:44    阅读次数:377
leetcode:Reorder List
问题 Given a singly linked list L: L0→L1→…→Ln-1→Ln, reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You must do this in-place without altering the nodes' values. For example, Given {1,2,3,4}, reorde...
分类:其他好文   时间:2014-05-22 07:04:46    阅读次数:298
C经典之13-Asking的实时监听---ShinePans
#include #include #include //system(); 这个指令需要用到此头文件 #include //toupper要用到 #include //在内存管理时用到的头文件 void main() { char letter; // Letter typed by the user printf("Do you want to continue? (...
分类:其他好文   时间:2014-05-22 06:18:00    阅读次数:340
UVA 12123 - Magnetic Train Tracks(计数问题)
题目链接:12123 - Magnetic Train Tracks 题意:给定n个点,求有几个锐角三角形。 思路:和UVA 11529是同类的题,枚举一个做原点,然后剩下点根据这个原点进行极角排序,然后利用two pointer去遍历一遍,找出角度小于90度的锐角,然后扣掉这些得到钝角三角形的个数,然后在用总情况去扣掉钝角就是锐角或直角 代码: #include #include #...
分类:Web程序   时间:2014-05-20 14:10:56    阅读次数:412
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