WAP to Calculate factorial of given number.


import java.io.DataInputStream;
class CalculateFactorial
{
    public static void main(String args[])
    {
        int fact=1,n,i;
        System.out.print("Enter the number=====>");
        try
        {
            DataInputStream obj=new DataInputStream(System.in);
            n=Integer.parseInt(obj.readLine());
            for(i=1;i<=n;i++)
            {
                fact=fact*i;
            }
            System.out.print("Factorial no is =====>"+fact);
        }
        catch(Exception e)
        {
            System.out.print("Factorial no is =====>"+e);
        }
       
    }
}

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