Calculate Floyd Triangle In Number Program Using Java

// program for floyd triangle in numbers

import java.io.*;

public class ssva09

{
 public static void main(String arg[]) throws IOException
 {
  int i,j,s=0,n;
  BufferedReader inp=new BufferedReader(new InputStreamReader(System.in));
  System.out.println("\n\t\tFloyd Triangle in Numbers");
  System.out.print("\nEnter the value of N:   ");
  n=Integer.parseInt(inp.readLine());
  if (n==0)
  {
    System.out.println("\nPlease Enter greater than Zero\n");
    return;
  }
  for (i=1;i<=n;i++)
  {
    for (j=1;j<=i;j++)
    {
     s++;
     System.out.print("\t" + s);
    }
    System.out.println();
 }
}
}