C#应用编程小例子-03-展示另一个窗体 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace Ex02 { public partial class Form1 :…
C#应用编程小例子-01-渐显的窗体 using System; using System.Windows.Forms; namespace WindowsFormsApp2 { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void Form1_Load(object sender, EventArgs e) { this.Hide(); timer1.Interval…
19):题目:一个数如果恰好等于它的因子之和,这个数就称为"完数".例如6=1+2+3.编程找出1000以内的所有完数. #!/usr/bin/python # -*- coding: UTF-8 -*- from sys import stdout for j in range(2,1001): k = [] n = -1 s = j for i in range(1,j): if j % i == 0: n += 1 s -= i k.append(i) if s ==…