加密.txt

c语言多个实用小程序,会有帮助的~ 自己瞎编的

using System;
using System.Threading;

class My303
{
	static void Main()
	{
		Console.WriteLine("请输入四位整数：");
		int i=int.Parse(Console.ReadLine());

		int first = i/1000;
		int second = (i/100)%10;
		int third = (i/10)%10;
		int forth = i%10;

		Console.WriteLine(first+" "+second+" "+third+" "+forth);

		first = (first+7)%10;
		second =(second+7)%10;
		third = (third+7)%10;
		forth = (forth+7)%10;

		int temp=third;
		third=first ;
		first = temp;

		temp= forth;
		forth= second;
		second = temp;

		int pass = first*1000+second*100+third*10+forth;

		Console.WriteLine("Now is "+pass);

		Thread.Sleep(5000);
	}
}