(1)若有以下程序 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 #include<stdio.h> main() { int s=0,n; for(n=0; n<4; n++) { switch(n) { default:s+=4; case 1:s+=1; cas ...
分类:
其他好文 时间:
2018-06-03 14:26:28
阅读次数:
148
question: Give the order of growth (as a function of N) of the running times of each of the following code fragments: a. b. c. answer: a. N + N/2 + N/ ...
分类:
其他好文 时间:
2018-06-03 12:36:03
阅读次数:
169
question: Write a program to determine the number pairs of values in an input file that are equal. If your first try is quadratic, think again and use ...
分类:
其他好文 时间:
2018-06-03 12:26:53
阅读次数:
155
本文转自:https://www.goivvy.com/blog/magento-2-1-million-products Can Magento 2 handle 1 million products? I came across that question many times. It got ...
分类:
其他好文 时间:
2018-06-02 16:37:22
阅读次数:
194
一. 准备工作:xshell和xftp 首先我们得确保,xshell能够远程连接阿里云ECS,xftp能够保证windows和linux之间的文件传输(当然也可以选择FileZilla,但xftp感觉更好用一些) 如何配置xshell和xftp: 名称:自定义 协议和端口号:xshell默认是SSH ...
分类:
其他好文 时间:
2018-06-02 13:30:48
阅读次数:
766
Problem description There are n employees in Alternative Cake Manufacturing (ACM). They are now voting on some very important question and the leading ...
分类:
其他好文 时间:
2018-06-01 19:40:52
阅读次数:
173
原文:https://zhidao.baidu.com/question/433012090383018284.html 《养生主》前两句话指出:吾生也有涯,而知也无涯。以有涯随无涯,殆已!庄子说:生命是有限度的,而学问知识是无穷尽的,拿有限度的生命去追求无穷尽的知识,多危险呀!你看,真好!不要联考 ...
分类:
其他好文 时间:
2018-06-01 10:52:47
阅读次数:
177
https://stackoverflow.com/questions/29971097/how-to-create-ast-with-antlr4 这个很值得仔细看 https://github.com/alongubkin/modern/tree/master/compiler/ModernCo ...
分类:
其他好文 时间:
2018-05-31 23:04:04
阅读次数:
217
question: Faster merge. Implement a version of merge() that copies the second half of a[] to aux[] in decreasing order and then does the merge back to ...
分类:
其他好文 时间:
2018-05-31 23:02:03
阅读次数:
131
question: Show that the number of compares used by mergesort is monotonically increasing(C(N+1) > C(N) for all N > 0). answer: //比较仅仅指less()? ...
分类:
其他好文 时间:
2018-05-31 22:04:34
阅读次数:
182