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#leetcode#Letter Combinations of a Phone Number
Given a digit string, return all possible letter combinations that the number could represent. A mapping of digit to letters (just like on the telephone buttons) is given below. Input:Digit st...
分类:其他好文   时间:2015-07-04 14:02:10    阅读次数:282
hdu 4630 树状数组 ****
题意:Given you a sequence of number a1, a2, ..., an.They are also a permutation of 1...n. You need to answer some queries,each with the following for...
分类:编程语言   时间:2015-07-04 11:09:07    阅读次数:175
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 nu...
分类:其他好文   时间:2015-07-04 00:44:40    阅读次数:132
Letter Combinations of a Phone Number
1. Question给一个数字字符串,按照电话上各个数字对应的字母,返回该字符串代表的所有可能的字母组合。Given a digit string, return all possible letter combinations that the number could represent.A ...
分类:其他好文   时间:2015-07-03 23:23:10    阅读次数:121
Usage of the @ (at) sign in ASP.NET
from:http://www.mikesdotnetting.com/article/258/usage-of-the-at-sign-in-asp-netThursday, January 22, 2015 1:54 PMThe number of places where you might ...
分类:Web程序   时间:2015-07-03 20:36:15    阅读次数:142
从终端获取一个字符串,分别统计其中大写字母、小写字母、数字及其它字符的个数。
//从终端获取一个字符串,分别统计其中大写字母、小写字母、数字及其它字符的个数。 #include #include int main(int argc,const char *argv[]) { char str[100]; char ch; int len,i; int letter = 0, number = 0, space = 0, other = 0; get...
分类:其他好文   时间:2015-07-03 17:27:59    阅读次数:116
计算水池数目
原题目链接:原题目采用广度优先算法来做为了简单起见,不从标准输入读取数据,数据在代码中指定代码如下: 1 #include 2 #include 3 using namespace std; 4 #define COLUMN_NUMBER 5 5 #define ROW_NUMBER 5 6 ...
分类:其他好文   时间:2015-07-03 15:33:43    阅读次数:90
Oracle改变字段类型
由于需求变化。现在,我们要一个类型NUMBER(8,2)字段类型改变 char。总体思路如以下: 将要更改类型的字段名改名以备份,然后加入一个与要更改类型的字段名同名的字段(原字段已经改名)。然后更新数据,最后删除改名备份的字段。下面操作在 Oracle 10.2.0.1.0 中通过。/*改动原字段...
分类:数据库   时间:2015-07-03 13:49:09    阅读次数:141
【 C语言】将一个数字按字符形式逐个输出,例如1234,输出为1 2 3 4
//将一个数字按字符形式逐个输出,例如1234,输出为1 2 3 4 #include void print_number(int a) { if (a >= 10) print_number(a / 10); printf("%d ", a % 10); } int main() { int a = 1234; print_number(a); printf("\n"); re...
分类:编程语言   时间:2015-07-03 12:26:24    阅读次数:627
leetCode(29):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:2015-07-03 09:15:07    阅读次数:131
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