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PAT 甲级 1104 Sum of Number Segments (20分)(有坑,int *int 可能会溢出)
1104 Sum of Number Segments (20分) Given a sequence of positive numbers, a segment is defined to be a consecutive subsequence. For example, given the s ...
分类:其他好文   时间:2020-01-26 19:20:05    阅读次数:96
python 定义类时,内部方法的互相调用
class MyClass: def __init__(self): pass def func1(self): # do something print('a') #for example self.common_func() def func2(self): # do something sel ...
分类:编程语言   时间:2020-01-26 17:41:09    阅读次数:85
Qt Installer Framework翻译(6-0)
Qt安装程序框架示例 这些示例说明了如何使用组件脚本来自定义安装程序。 | | | | : | | | Change Installer UI Example | 使用组件脚本修改安装程序UI。 | | Component Error Example | 使用组件脚本来停止安装,如果无法安装组件 | ...
分类:其他好文   时间:2020-01-26 16:07:18    阅读次数:117
Leetcode solution 190: Reverse Bits
Problem Statement Reverse bits of a given 32 bits unsigned integer. Example 1: Input: 00000010100101000001111010011100 Output: 00111001011110000010100 ...
分类:其他好文   时间:2020-01-26 10:30:28    阅读次数:94
Python爬虫:数据解析 之 xpath
资料: W3C标准:https://www.w3.org/TR/xpath/all/ W3School:https://www.w3school.com.cn/xpath/index.asp 菜鸟教程:https://www.runoob.com/xpath/xpath tutorial.html ...
分类:编程语言   时间:2020-01-25 23:35:25    阅读次数:110
PAT Advanced 1096 Consecutive Factors (20分)
Among all the factors of a positive integer N, there may exist several consecutive numbers. For example, 630 can be factored as 3×5×6×7, where 5, 6, a ...
分类:其他好文   时间:2020-01-25 15:29:55    阅读次数:87
PAT Advanced 1071 Speech Patterns (25分)
People often have a preference among synonyms of the same word. For example, some may prefer "the police", while others may prefer "the cops". Analyzi ...
分类:其他好文   时间:2020-01-25 11:42:07    阅读次数:75
Dimensionality and hige dimensional data: definition, examples, curse of..
Dimensionality in statistics refers to how many attributes a dataset has. For example, healthcare data is notorious for having vast amounts of variabl ...
分类:其他好文   时间:2020-01-24 20:05:14    阅读次数:98
python&C&Assembly 常见函数(持续更新)
PYTHON range()函数 range(start,stop[,step]) 计数从start开始(默认为0),到stop结束(不包括stop),step为步长,默认为1 example: range(9):[0,1,2,3,4,5,6,7,8] range(1,11):[1,2,3,4,5, ...
分类:编程语言   时间:2020-01-24 18:41:50    阅读次数:98
Android基础——基础UI控件
日历,时钟,计时器 package com.example.mybaseuii; import androidx.appcompat.app.AppCompatActivity; import android.app.Activity; import android.os.Bundle; impor ...
分类:移动开发   时间:2020-01-24 12:05:26    阅读次数:112
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