Full Binary Tree
Time Limit: 2000ms Memory limit: 65536K 有疑问?点这里^_^
题目描述
In computer science, a binary tree is a tree data structure in which each node has at most two children...
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其他好文 时间:
2014-11-27 20:34:56
阅读次数:
192
//----引入必要的命名空间using System.IO;using System.Drawing.Imaging;//----代码部分----// private byte[] photo;//公用缓冲区 public string SourFilePath;//源...
My undergraduate major is Management, but my master major is Competer, from to arts student to science student. So I have dual character. I am not onl...
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其他好文 时间:
2014-11-27 12:17:50
阅读次数:
96
the science of programming 的三点
0.如何用BNF范式写优先级语法
1.关于一个数组的数学解析:数组就是一个函数,index->value的映射
2.BNF范式与正则表达式是不同的,之前一直搞混乱了。正则表达式是用来描述词法,BNF范式是用来描述语法的。
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其他好文 时间:
2014-11-26 14:30:41
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168
数据降维的重要性就不必说了,而用NN(神经网络)来对数据进行大量的降维是从2006开始的,这起源于2006年science上的一篇文章:reducing the dimensionality of data with neural networks,作者就是鼎鼎有名的Hinton,这篇文章也标志着d...
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其他好文 时间:
2014-11-25 17:49:23
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206
The 3n + 1 problem
时间限制:1000 ms | 内存限制:65535 KB
难度:2
描述Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive)....
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其他好文 时间:
2014-11-23 00:42:44
阅读次数:
219
In computer science, string
interning is a method of storing only one copy
of each distinct string value,
which must be immutable.
Interning strings makes some string processing tasks more tim...
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编程语言 时间:
2014-11-16 12:06:31
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221
VF时间限制:1000ms | 内存限制:65535KB难度:2描述Vasya is the beginning mathematician. He decided to make an important contribution to the science and to become famo...
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其他好文 时间:
2014-11-15 18:50:01
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163
原文:Byte[]、Image、Bitmap 之间的相互转换/// /// 将图片Image转换成Byte[]/// /// image对象/// 后缀名/// public static byte[] ImageToBytes(Image Image, System.Drawing.Imaging...
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其他好文 时间:
2014-11-14 21:06:37
阅读次数:
180