using System;
public class Program
{
public static void Main()
//Console.WriteLine("Hello World");
int a=-20,b=9,mul=0;
Console.WriteLine("Enter The Number A=:"+a);
//a=int.Parse(Console.ReadLine());
Console.WriteLine("Enter The Number B=:"+b);
//b=int.Parse(Console.ReadLine());
if(a==0)
a=a+b;
b=a-b;
a=a-b;
}
if(a>0)
for(int i=1;i<=a;i++)
mul+=b;
if(a<0)
for(int i=a;i<0;i++)
mul-=b;
Console.WriteLine("The Multiplication is: "+mul);
Console.ReadKey();