Java program to print following number pattern

1                     1 
1 2                 2 1 
1 2 3             3 2 1 
1 2 3 4         4 3 2 1 
1 2 3 4 5     5 4 3 2 1 
1 2 3 4 5 6 6 5 4 3 2 1 

Answer :

public class Pattern5 
{

 public static void main(String[] args) 
 {
      for(int i=1;i<=6;i++)
      {
         for(int j=1;j<=i;j++)
         {
            System.out.print(j+" ");
         }

         for(int k=6-i;k>0;k--)
         {
            System.out.print("       ");
         }

         for(int l=i;l>0;l--)
         {
            System.out.print(l+" ");
         }

         System.out.println();
     }
  
 }

}