public class Pgm22 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		int k=5;
		for(int i=1;i<6;i++){
		      for(int j=1;j<=i;j++){
			 System.out.print("  ");
		      }
		      for(int j=5;j>=i;j--){
			 System.out.print(" "+k);
		      }
		      System.out.print("\n");
		      k--;
		   }
	}

}