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RSS订阅转载 算法第二章上机实践报告
1. Question / 实践题目 2. Analysis / 问题描述 The task is to find the median of the union of two sequences in a non-descending order with the same length, with a \(O(\log N)\) time complexity. The input...
2019-09-22 01:28:00
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转载 Notes of PTA assignments in week 2
Q1 找第k小的数 设计一个平均时间为O(n)的算法，在n(1<=n<=1000)个无序的整数中找出第k小的数。 提示：函数int partition(int a[],int left,int right)的功能是根据a[left]~a[right]中的某个元素x（如a[left])对a[left]~a[right]进行划分，划分后的x所在位置的左段全小于等于x,右段全大于等...
2019-09-08 02:33:00
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转载 Derivation of Linear Regression with Multiple Variables
The article only shows the derivation parts of the lin reg model. Representations of variables and other notations are based on Maching Learning written by Zhou Zhihua. Visit my github for t...
2019-09-02 20:26:00
214
转载 Derivation of Linear Regression with One Variable
The article only shows the derivation parts of the lin reg model. Representations of variables and other notations are based on Maching Learning written by Zhou Zhihua. Visit my github for...
2019-09-02 14:48:00
166
转载 算法第一章作业
1. 请上网了解编码规范，说明你本学期的编码遵循哪个规范及该规范的链接。 It seems that the coding style of Google is highly recommended and popular. https://google.github.io/styleguide/cppguide.html and here's its Chinese ver.....
2019-08-31 14:07:00
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转载 Notes of PTA assignments in week 1
Q1 本题要求编写程序，找出给定的n个数中的最大值及其对应的最小下标（下标从0开始）。 输入格式: 输入在第一行中给出一个正整数n（1）。第二行输入n个整数，用空格分开。 输出格式: 在一行中输出最大值及最大值的最小下标，中间用一个空格分开。 输入样例: 6 2 8 10 1 9 10 输出样例: 10 2 Notes: 1) Say that w...
2019-08-30 17:06:00
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