http://poj.org/problem?id=2679写完这道题内心是崩溃的, 写个题解纪念一下题意: 给你n个点m条边,起点是st,终点是end,给你一些边,这些边带有费用和长度,让你求从起点到终点的最小费用,并且在满足最小费用时满足最小长度. 输入(u,v,w1[len]w2) 表示...
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其他好文 时间：
2015-09-01 20:03:01
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278
One, functional requirements
(1) Wifi is a hot spot. The device starts up 10 seconds after power up, and the hot spot will start in less than 8 seconds. The prototype parameters for reference, and ...
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其他好文 时间：
2015-08-27 13:23:33
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182
AN2820 Driving bipolar stepper motors using a medium-density STM32F103xx microcontrollerIntroductionThis application note describes how to achieve com...
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其他好文 时间：
2015-08-21 19:01:20
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185
（1） 选择最有效率的表名顺序(只在基于规则的seo/' target='_blank'>优化器中有效)： ORACLE 的解析器按照从右到左的顺序处理FROM子句中的表名，FROM子句中写在最后的表(基础表 driving table)将被最先处理，在FROM子句中包含多个表的情况下,你必须选择记...
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数据库 时间：
2015-08-19 19:53:41
阅读次数：
140
（1） 选择最有效率的表名顺序(只在基于规则的seo/' target='_blank'>优化器中有效)：ORACLE 的解析器按照从右到左的顺序处理FROM子句中的表名，FROM子句中写在最后的表(基础表 driving table)将被最先处理，在FROM子句中包含多个表的情况下,你必须选择记录...
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数据库 时间：
2015-08-13 13:50:17
阅读次数：
126
原文 Roy Trenton used to drive a taxi. A short while ago, however, he became a bus driver and he has not regretted it. He is finding his new work far more exciting. When he was driving along Catfor...
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其他好文 时间：
2015-08-10 15:04:17
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152
The biggest mistake that you can make is to believe that you are working for somebody else. Job security is gone. The driving force of a career must c...
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其他好文 时间：
2015-08-03 19:00:57
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103
题目描述：
With highways available, driving a car from Hangzhou to any other city is easy. But since the tank capacity of a car is limited, we have to find gas stations on the way from time to time. Dif...
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编程语言 时间：
2015-07-24 16:13:03
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145
原文 Airplanes are slowly driving me mad. I live near an airport and passing planes can be heard night and day. The airport was built years ago, but for some reason it would not be used then. Last ...
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其他好文 时间：
2015-07-06 12:38:55
阅读次数：
125
题目描述
With highways available, driving a car from Hangzhou to any other city is easy. But since the tank capacity of a car is limited, we have to find gas stations on the way from time to time. Diff...
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其他好文 时间：
2015-06-06 10:38:53
阅读次数：
151
