public static void Main()
int num1=int.Parse(Console.ReadLine());
if (num1>999999||num1<100000)
Console.WriteLine("Number Invalid ");
int d=((num1/1000)%10)+1;
int e=((num1/10000)%10)+1;
int num2=a+b*10+c*100+d*1000+e*10000+f*100000;
Console.WriteLine("The result of encrypting {0} is {1}",num1,num2);