Big Christmas Tree题目分析: 叫你构造一颗圣诞树,使得 (sum of weights of all descendant nodes) × (unit price of the edge)尽量的小。转换后就是求根节点到每一个节点的距离最短,也就是最短路。生成树可能会超时。我没试....
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其他好文 时间:
2015-06-29 22:06:39
阅读次数:
111
创建一个添加FOOD的存储过程createorreplaceprocedureadd_food_pro(nameinvarchar,priceinnumber,descriptioninvarchar)
as
begin
insertintofood(f_name,f_price,description)values(name,price,description);
commit;
end;
--下面的代码是调用存储过程
begin
add_food_pro(‘..
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数据库 时间:
2015-06-29 20:40:39
阅读次数:
145
var s =?"[{"id":"5","skid":"2","specid":"38","pid":"24","proprice":"13","proimg":"","price":"5","inventory":"1000","maxCnt":"20","createdate":"1435547211","lastupdate":"1435547211","syncStatus":"...
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Web程序 时间:
2015-06-29 18:11:00
阅读次数:
204
静态链表:#include#includeusing namespace std;struct book{ int num; float price; struct book *next;};int main(){ book x, y, z, *head, *p; x ...
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编程语言 时间:
2015-06-28 14:04:35
阅读次数:
87
总结:实例代码具体解释:文件夹结构Car.javapackage com.coslay.beans.autowire;public class Car { private String brand; private double price; public String getBrand() { ....
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编程语言 时间:
2015-06-25 15:22:01
阅读次数:
178
Razor提供了一种很方便的语法,可以将view页面中部分内容或部分代码抽取出来,变成一个独立的辅助方法。eg1:@foreach(var item in Model){@item.Name@item.Price}当如果我们要对item.Price做处理时,比如为0时,网页显示免费,则需要加个判断e...
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Web程序 时间:
2015-06-24 15:59:31
阅读次数:
205
Practical patrons or persons are the massive benefit of Diesel watches sale online from the Unique watches, same style at low price. However nonethele...
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其他好文 时间:
2015-06-23 17:42:56
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157
Description
商店销售某一商品,每天公布统一的折扣(discount)。同时允许销售人员在销售时灵活掌握售价(price),在此基础上,一次购10件以上者,还可以享受9.8折优惠。现已知当天m个销货员销售情况为
销货员号(num) 销货件数(quantity) 销货单价(price)
101 ...
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编程语言 时间:
2015-06-21 18:36:59
阅读次数:
182
Best Time to Buy and Sell Stock IISay you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the ...
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编程语言 时间:
2015-06-20 01:27:50
阅读次数:
187
Best Time to Buy and Sell StockSay you have an array for which theithelement is the price of a given stock on dayi.If you were only permitted to compl...
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编程语言 时间:
2015-06-19 01:18:15
阅读次数:
150