用C#编写一个控制台应用程序，求1000之内的所有“完数”。所谓“完数”是指一个数恰好等于它的所有因子之和。例如6是完数，因为6=1+2+3。-A console application written in C#, and ask all of 1000, finished the number. The so-called " End" refers to the number of a number exactly equal to all of its factors

简单的用户登录程序: 仅有一个帐号： username：1000 password:123-Simple user login process: only one account: username: 1000 password: 123

求整数a，b的和。从大庄主那出来三位庄主因为不能比试得不到宝物轮流埋怨任-get a add b result