//好友数量 $user_id = $user->id; $sql = "select count(*) as total from `user_friend` where `status` = ? and( ( `user_id` = {$user_id} ) or ( `friend_user_ ...
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其他好文 时间:
2019-03-19 16:36:35
阅读次数:
112
友善RK3399/NanoPC-T4开发板wiringPi Python库访问GPIO外设实例讲解 ...
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编程语言 时间:
2019-03-19 12:09:57
阅读次数:
405
题目要求 You are playing the following Nim Game with your friend: There is a heap of stones on the table, each time one of you take turns to remove 1 to 3 ...
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其他好文 时间:
2019-03-19 10:46:49
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179
Description ’Why are you always repeating what I say?’ says Applese, a friend of Little Sub. ’Because it is the most important quality of mankind.’ sa ...
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移动开发 时间:
2019-03-18 01:41:36
阅读次数:
164
友元函数的基本概念 1、概念:可以在类A中通过关键字friend声明或定义某个独立函数或另一个类B的某个成员函数或另一个类B为类A的友元函数,友元函数可以无限制的存取类A的成员(包括私有、公有和保护成员)。 2、定义形式:friend 函数类型 函数所在类名::函数名(参数列表); 3、友元函数可在 ...
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编程语言 时间:
2019-03-17 23:39:48
阅读次数:
198
Problem Description Last night, little erriyue had a horrible nightmare. He dreamed that he and his girl friend were trapped in a big maze separately. ...
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Web程序 时间:
2019-03-14 19:54:41
阅读次数:
216
You are playing the following Bulls and Cows game with your friend: You write down a number and ask your friend to guess what the number is. Each time ...
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其他好文 时间:
2019-03-08 00:28:10
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242
对于单调性优化其实更多的是观察dp的状态转移式子的单调性 进而用优先队列 单调队列 二分查找什么的找到最优决策 使时间更优。 对于这道题就是单调性优化的很好的例子 首先打一个暴力再说。 f[i][j]表示前i个木匠刷前j个木板所得到的最大价值 f[i][j]=max(f[i][j],f[i-1][j ...
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其他好文 时间:
2019-03-07 17:42:41
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148
原文:Your passports,please. A:Are you Swedish? B:No,we are not. We are Danish. A:Are your friends Danish too? B:No they aren't,they are Norwegian. A:You ...
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其他好文 时间:
2019-03-04 14:20:09
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203
20. Dog,Man's Best Friend 狗,人类最好的朋友①The dogs has always been considered man's best friend.Always noted for being particularly faithful in watching ove... ...
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其他好文 时间:
2019-03-02 13:37:46
阅读次数:
423