Description:There areNgas stations along a circular route, where the amount of gas at stationiisgas[i].You have a car with an unlimited gas tank and i...
分类:
其他好文 时间:
2015-08-21 09:26:40
阅读次数:
164
8 继承
8.1 扩展如下的BankAccount类,新类CheckingAccount对每次存款和取款都收取1美元的手续费class BankAccount(initialBalance:Double){
private var balance = initialBalance
def deposit(amount:Double) = { balance += amo...
分类:
其他好文 时间:
2015-08-20 22:41:20
阅读次数:
281
DescriptionYou are in a cave, a long cave! The cave can be represented by a1 x Ngrid. Each cell of the cave can contain any amount of gold.Initially y...
分类:
其他好文 时间:
2015-08-18 21:07:57
阅读次数:
210
<?php
//?Example?of?exporting?a?large?amount?of?data?to?a?file.?On?my?
//?computer?it?takes?43?seconds?to?write?out?83MB?of?data,?but?
//?only?uses?750kb?of?memory....
分类:
Web程序 时间:
2015-08-17 15:46:47
阅读次数:
225
Gas Station
There are N gas stations along a circular route, where the amount of gas at station i is gas[i].
You have a car with an unlimited gas tank and it costs cost[i] of gas to travel fro...
分类:
其他好文 时间:
2015-08-16 23:08:44
阅读次数:
230
本文是在学习中的总结,欢迎转载但请注明出处:http://blog.csdn.net/pistolove/article/details/47680663
You are a professional robber planning to rob houses along a street. Each house has a certain amount of money...
分类:
其他好文 时间:
2015-08-15 13:34:40
阅读次数:
208
【134-Gas Station(加油站问题】【LeetCode-面试算法经典-Java实现】【所有题目目录索引】原题 There are N gas stations along a circular route, where the amount of gas at station i is gas[i].
You have a car with an unlimited gas tan...
分类:
编程语言 时间:
2015-08-15 06:44:26
阅读次数:
147
题意:
??
求给定区间[X,Y]中满足下列条件的整数个数:这个数恰好等于K 个互不相等的B的整
数次幂之和。
思路:对于二进制来说(图片摘自刘聪的浅谈数位类统计问题论文)
现在推广到b进制
因为对于b进制的每一位,我们只需要讨论这一位是否是一,所以我们可以把这个数转换为一个等价的二进制数,
方法是将这个数从左到右第一位不是零或一的位变为1,并把其右边的所有位置一,求出这个二进制...
分类:
其他好文 时间:
2015-08-13 23:48:33
阅读次数:
441
AngularJS内建了一些常用的Filter,我们一一来看一下。currencyFilter(currency):用途:格式化货币方法原型:function(amount, currencySymbol, fractionSize)1 {{ 12 | currency}} 2 3 {{ 12.4....
分类:
Web程序 时间:
2015-08-13 11:56:47
阅读次数:
111
CREATE?PROCEDURE?`hejin`.`pro_redeem_check`(IN?gpid?int)
BEGIN
SLELECT?SUM(amount)?INTO?@money?FROM?assets?WHERE?gpid?=?gpid;
SLELECT?@money;
END @money 一直是所有的总和而不是gpid的总...
分类:
数据库 时间:
2015-08-11 19:30:16
阅读次数:
224