3D标签-柯乐义某某某马到成功某某某我喜欢你某某某新年快乐某某某我喜欢你某某某我喜欢你某某某我喜欢你某某某笑口常开柯乐义我喜欢你某某某我喜欢你某某某我喜欢你柯乐义Happy New Year!某某某我喜欢你我喜欢你某某某我喜欢你某某某我喜欢你柯乐义我喜欢你好运连连某某某我喜欢你红澄黄绿青蓝紫我喜欢你...
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Web程序 时间:
2015-07-22 20:24:32
阅读次数:
295
题目链接http://acm.hdu.edu.cn/showproblem.php?pid=1452
本题主要是积性函数和快速幂乘的运用。
下面主要介绍一下积性函数:
积性函数是描述因子和的一种关系:
6的因子是1,2,3,6; 6的因子和是 s(6)=1+2+3+6=12;
20的因子是1,2,4,5,10,20; 20的因子和是 s(20)=1+2+4+5+10+20=4...
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移动开发 时间:
2015-07-20 19:47:56
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185
Write an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with any positive integer...
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移动开发 时间:
2015-07-20 10:37:56
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130
Problem Definition:Write an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with a...
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移动开发 时间:
2015-07-17 17:54:55
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111
代码如下:
private MediaPlayer mMediaPlayer;
mMediaPlayer = new MediaPlayer();
mMediaPlayer = MediaPlayer.create(this, R.raw.happy);
mMediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
mMedi...
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移动开发 时间:
2015-07-16 14:05:38
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148
Your Customers Do Not Mean What They SayNate JacksonI’VE NEVER MET A CUSTOMER YET that wasn’t all too happy to tell me what they wanted—usually in great detail. The problem is that customers don’t alwa...
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其他好文 时间:
2015-07-16 09:44:24
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105
Happy Number问题描述Write an algorithm to determine if a number is “happy”.A happy number is a number defined by the following process: Starting with any positive integer, replace the number by the sum of...
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移动开发 时间:
2015-07-14 13:41:51
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126
##题目:请实现一个函数,把字符串中的每个空格替换成%20。例如输入“We are happy.",则输出”We%20are%20happy."。最容易想到的是,从头到尾扫描,每次碰到空格就替换。但是时间复杂度为o(n2)。时间复杂度为o(n)的解法是:首先遍历字符串,统计出字符串中空格的总数,然后...
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其他好文 时间:
2015-07-13 20:22:53
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93
Write an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with any positive integer...
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移动开发 时间:
2015-07-13 18:14:21
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143
Write an algorithm to determine if a number is "happy".
A happy number is a number defined by the following process: Starting with any positive integer, replace the number by the sum of the squares...
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移动开发 时间:
2015-07-12 09:44:45
阅读次数:
117