A Simple Problem with Integers POJ - 3468 You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of operation ...
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其他好文 时间:
2020-05-05 00:23:29
阅读次数:
80
1 package test_1_2; 2 3 public class SpaceShipControls { 4 5 /** 6 * 代理 7 */ 8 9 public void up(int velocity) { 10 11 System.out.println("up" + veloci ...
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编程语言 时间:
2020-05-04 13:35:04
阅读次数:
64
题目描述 Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of co ...
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其他好文 时间:
2020-05-03 18:40:49
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162
打开app下面的Request.php进行编辑 <?php namespace app; class Request extends \think\Request { } 添加如下方法, <?php namespace app; class Request extends \think\Reques ...
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Web程序 时间:
2020-05-03 16:35:19
阅读次数:
326
根据强连通分量的性质,对于 $u,v\in V$,$u$ 可以到达 $v$,$v$ 可以到达 $u$。 显然同一个强连通分量的不是必经边,所以缩完搞个直径就完事了。 ...
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其他好文 时间:
2020-05-02 18:51:42
阅读次数:
43
https://zhuanlan.zhihu.com/p/107672198 ?本文来自星友袁佳林的实践分享,他参加了PowerBI星球中的DAX圣经第二版100天学习打卡活动,已持续分享近100天,对DAX的理解自然更深了一些,本文就是他利用DAX解决问题的一种思路。 Think in DAX 之 ...
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其他好文 时间:
2020-05-01 20:50:15
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66
I used to sovle questions by spilt it into very basic parts. But sometimes it is hard to rebuild the "wheel" or just not convenient to do so. Not only ...
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其他好文 时间:
2020-05-01 16:37:11
阅读次数:
63
tp5 给的whereOr方法在不仔细阅读文档的情况下会遇到一些问题 先看下代码: $this->modelLineModel->where('status',1)->whereOr(['area1_id'=>2341,'area2_id'=>2])->select(); 想着应该是whereOr里 ...
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其他好文 时间:
2020-04-30 15:08:56
阅读次数:
322
题目描述 Although Inzane successfully found his beloved bone, Zane, his owner, has yet to return. To search for Zane, he would need a lot of money, of whi ...
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其他好文 时间:
2020-04-30 09:32:09
阅读次数:
48
"题目" Although Inzane successfully found his beloved bone, Zane, his owner, has yet to return. To search for Zane, he would need a lot of money, of whi ...
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其他好文 时间:
2020-04-29 23:39:16
阅读次数:
77