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Statistical_figures
给你一个非常大的整数x，(-10^400 <=x<= 10^400)，请统计x的每一位，分别输出9,1,2出现的次数.
Input
一个大整数
Output
一共三行，第一行是9出现的次数，第二行是1出现的次数，第三行是2出现的次数。
Sample Input
912912912910915902
Sample Output
6
5
4(Statistical figures)
- 2014-12-31 10:27:06下载
- 积分：1
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xiaodianliujiedi
小电流接地故障选线文献，包含零序电流作为特征分量，神经网络故障诊断方法等(Small current grounding fault line selection literature, contain zero-sequence current as a characteristic component of the neural network fault diagnosis method)
- 2015-03-19 08:10:24下载
- 积分：1
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polarization
生成极化电磁波，并且画出极化电磁波的三维波形(Generate polarized electromagnetic wave, and draw the three-dimensional waveform of polarized electromagnetic wave)
- 2017-06-15 10:16:16下载
- 积分：1
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lattices
可以描述光子周期晶格的matlab程序源代码(Photonic lattice can describe the cycle of the source code matlab)
- 2010-06-14 19:39:02下载
- 积分：1
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wugongxiebodianliujiance
基于顺势无功功率理论的无功电流和谐波电流检测，这里是两个，交流侧电流中的谐波电流是相同的。用来滤除电路中的无功功率。(Based on the theory of homeopathy reactive power reactive current and harmonic current detection (p, q op mode and ip, iq op mode))
- 2014-02-18 09:32:19下载
- 积分：1
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SpectralTools
此为频谱分析工具箱，如寻找频谱峰值等等功能的源代码(This is the spectral analysis toolbox, such as the search for the peak spectrum function of the source code, etc.)
- 2007-09-13 15:34:42下载
- 积分：1
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exp
一个将32路64kbps信息流合成一个基群的复用模块和相应的解复用模块，要能观察合成或分解后信息流的一致性，演示的最小时间刻度为时隙（一次采样，即1/8000秒）。(64kbps would be a 32-way flow of information into one group based reuse modules and the corresponding de-multiplexing module, to be able to observe the post-synthesis or decomposition of the consistency of the flow of information to demonstrate the minimum time scale for the time slot (one sample, that is, a/8000 seconds).)
- 2009-12-10 22:40:44下载
- 积分：1
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Matlab_0
MATLAB在数字图像处理中的应用
MATLAB在数字图像处理中的应用(MATLAB in Digital Image Processing MATLAB in Digital Image Processing Application)
- 2009-01-18 18:16:43下载
- 积分：1
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sv
说明： 经典控制算法--空间矢量控制模型（已经验证通过）(Space Vector Control)
- 2013-10-15 13:26:33下载
- 积分：1
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mmpt2019_0805
如关键词，本人搭建的，在matlab2016b上测试。(For example, keywords, built by myself, are tested on MATLAB 2016b.)
- 2020-06-19 03:40:02下载
- 积分：1
