Divide two integers without using multiplication, division and mod operator.
public class Solution {
public int divide(int dividend, int divisor) {
int sign = 1;
if (dividend < 0) {
...
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其他好文 时间:
2014-05-15 14:40:50
阅读次数:
285
LeetCode-001 Two Sum
Given an array of integers, find two numbers such that they add up to a specific target number.
The function twoSum should return indices of the two numbers such that they add up to the target, where index1 must be less than index2...
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其他好文 时间:
2014-05-15 04:34:50
阅读次数:
293
Same Tree
Total Accepted: 16072 Total
Submissions: 38790My Submissions
Given two binary trees, write a function to check if they are equal or not.
Two binary trees are considered equal i...
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其他好文 时间:
2014-05-15 04:00:39
阅读次数:
319
题意:让你染色点,要求在给出的区间内|红色个数-蓝色个数|
思路:排序后依次交替染色就能达到效果
#include
#include
#include
#include
#include
using namespace std;
const int MAXN = 110;
int arr[MAXN];
int n,m,x,y;
int main(){
scanf("%d%d",...
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其他好文 时间:
2014-05-15 02:53:54
阅读次数:
205
题意:给定一组数和另一个数,在这组数中找两个数,使它们的和等于给定的数
思路1: --> 错,因为题目要求返回下标。
1.排序
2.两个下标,一个指向头,一个指向尾
3.如果下标指向的两个元素相加大于给定的数,尾下标减一
如果小于,头下标加一
思路2: hash
1.用hash存储每个数的下标
2.数组,看hash[target-num[i]]是否存在
复杂度:时间O(n), 空间O(n)...
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其他好文 时间:
2014-05-15 01:28:13
阅读次数:
297
[ 问题: ]
Given an array of integers, find two numbers such that they add up to a specific target number.
The function twoSum should return indices of the two numbers such that they add up to the ta...
分类:
其他好文 时间:
2014-05-15 00:04:39
阅读次数:
377
Given two numbers represented as strings,
return multiplication of the numbers as a string.Note: The numbers can be
arbitrarily large and are non-nega...
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其他好文 时间:
2014-05-14 23:11:14
阅读次数:
398
An intent service is similar to regular
service, with two main exceptions: whatever work is to be done in
onHandleIntent() will execute on a separate ...
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移动开发 时间:
2014-05-14 22:53:39
阅读次数:
395
这篇文章是我学习html视频资料时候自己稍微试验的一些html代码。学习的主要点可能在这里就可以全部包括了。随着我学习视频,这篇代码会随时被更新。h1h2h6
google before br testing a link to last a - jump to lastbrp paragraph ...
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Web程序 时间:
2014-05-14 22:44:31
阅读次数:
520
重定向dup和dup2函数[cpp] view
plaincopyprint?#includeintdup(intfile_descriptor);intdup2(intfile_descriptor_one,intfile_descriptor_two);dup创建一个新的文件描述符,
此描述符和...
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系统相关 时间:
2014-05-14 22:34:09
阅读次数:
479