Calculate Floyd Triangle Program Using Java

            /*  FLOYD'S TRIANGLE    */
import java.io.*;

class ssva9
{
    public static void main(String arg[]) throws IOException
    {
        int n,m=1;
        System.out.println("      FLOYD'S TRIANGLE");
        BufferedReader obj=new BufferedReader(new InputStreamReader(System.in));
        System.out.print("\n ENTER THE POSITIVE INTEGER : ");
        n=Integer.parseInt(obj.readLine());
        System.out.print("\n");
        for(int i=1;i<=n;i++)
        {
            for(int j=1;j<=i;j++)
            {
                System.out.print(" "+m++);
            }
            System.out.println("\n");
        }
        System.out.print("\n");
    }
}