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Single Number
摘抄自http://www.cnblogs.com/springfor/p/3870801.html“这道题运用位运算的异或。异或是相同为0,不同为1。所以对所有数进行异或,得出的那个数就是single number。初始时先让一个数与0异或,然后再对剩下读数挨个进行异或。这里运用到异或的性质:对于...
分类:其他好文   时间:2015-04-23 12:41:05    阅读次数:151
Leetcode16: Number of 1 Bits
Write a function that takes an unsigned integer and returns the number of ’1' bits it has (also known as the Hamming weight). For example, the 32-bit integer ’11' has binary representation 000000...
分类:其他好文   时间:2015-04-23 10:59:45    阅读次数:206
HDU1158 Employment Planning 基础DP
Employment PlanningProblem DescriptionA project manager wants to determine the number of the workers needed in every month. He does know...
分类:其他好文   时间:2015-04-23 01:57:04    阅读次数:136
【算法学习笔记】31.动态规划 SJTU OJ 1320 numtri
DescriptionConsider the number triangle shown below. Write a program that calculates the highest sum of numbers that can be passed on a route that sta...
分类:编程语言   时间:2015-04-23 01:52:14    阅读次数:144
4.22 数据库 课堂作业
create database s000create table student(sno int primary key not null,--学生的学号 number的简称sname varchar(50) not null,--学生的名字ssex varchar(50) not null,-.....
分类:数据库   时间:2015-04-22 23:29:32    阅读次数:168
hdu 4006 The kth great number
优先队列,真是水的不行~ 保持队列里只有K个元素即可 #include #include using namespace std; priority_queue, greater >mapp; int n,k; string cmd; int main() { while(cin>>n>>k) { while(mapp.size()) mapp.pop(); while(n--) ...
分类:其他好文   时间:2015-04-22 22:21:58    阅读次数:105
LeetCode OJ Happy Number
Write an algorithm to determine if a number is "happy". A happy number is a number defined by the following process: Starting with any positive integer, replace the number by the sum of the squares...
分类:移动开发   时间:2015-04-22 22:20:40    阅读次数:137
读取文件中的数据(以结构体存放)
/* *读取文件中的数据(数据以结构体存放) */#include #include //#define Field 31 //field_anal number #define Field 15 //field_post numberusing namespace std; //the level restore certain level data...
分类:其他好文   时间:2015-04-22 22:18:47    阅读次数:165
[LeetCode]202.Happy Number
Write an algorithm to determine if a number is “happy”.A happy number is a number defined by the following process: Starting with any positive integer, replace the number by the sum of the squares of...
分类:移动开发   时间:2015-04-22 22:15:41    阅读次数:1099
LeetCode【66】Plus One
Given a non-negative number represented as an array of digits, plus one to the number.The digits are stored such that the most significant digit is at...
分类:其他好文   时间:2015-04-22 20:32:54    阅读次数:145
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