transformer design

找出只出现一次的数字，其他数字均出现了2次，时间空间尽量少(Identify only appears once, while other figures have appeared two times to minimize time and space)

空间后方交会，供参考使用，学习参考资料。(Space resection)

地震勘探干专用软件，小的程序，地震勘探行业(The QT language reads and writes segy, a special program for the seismic exploration industry, and can read and write segy standard documents)

to study for student

设计一个名为Account类。这个类包含： （1）一个名为id的int型数据域，表示账户的身份号（默认值为0）。 （2）一个名为balance的double型数据域，表示账户余额（默认值为0）。 （3）一个名为annualInterestRate的double型数据域，保存当前年利率（默认值为0）。 （4）一个无实参构造函数，创建一个默认账户。 （5）id、balance和annualInterestRate的访问器和更改器函数。 （6）一个名为getMonthlyInterestRate（）的函数，返回月利率。 （7）一个名为withDraw的函数，从账户中支取指定金额。 （8）一个名为deposit的函数，向账户中存入指定金额。 画出类的UML图，实现类。编写一个测试程序，它创建一个Account对象，其ID为1122，账户余额为20000，年利率为4.5 。使用withDraw函数取出2500美元，使用deposit函数存入3000美元，然后输出账户余额、月利率和账户创建时间。(Design a class named Account. This class includes: (a) a named data type int id field that indicates the account identification number (default is 0). (2) a double-called balance of data fields, which means that the account balance (default is 0). (3) a double type named annualInterestRate of data fields, save the current interest rate (default is 0). (4) a no-argument constructor creates a default account. (5) id, balance and annualInterestRate access control and change control functions. (6) a named getMonthlyInterestRate () function returns a monthly rate. (7) a function named withDraw, drawn from the account specified amount. (8) a function called deposit to the account into a designated amount. Draw a UML class diagram, the implementation class. Write a test program that creates an Account object, its ID is 1122, the account balance is 20,000, an interest rate of 4.5 . Use withDraw function out $ 2,500, $ 3,000 deposit with deposit function, and then outputs the account balance, m)

vtk guide, complete information about guide

一款简单的连连看源码，有暂停 有限时，选中方块颜色会有变化(code of an easy game)

锁定显示器时自动关闭计算机屏幕，节约能源(Automatic shutdown the computer lock screen display, energy saving)

一元二次方程及出错信息，在程序中输入一元二次方程，获得解析解(A quadratic equation and error information. Enter a quadratic equation in the program, access to analytic solution)

精品小程序，可供大家参考zszszszs(study program zszszszszszs)