import java.io.*;

public class ExMat2d {
	
	static int leint() throws java.io.IOException {
	     DataInputStream meuDIStream;
       meuDIStream = new DataInputStream(System.in);
       String linha = meuDIStream.readLine();
	     int i= Integer.valueOf(linha).intValue();	     
	     return i;
	  }   

	public static void main(String s[])
		     throws java.io.IOException {
	         	
	     int mat[][] = new int[10][];
 	
		   for (int i=0; i<10; i++) {
		        mat[i] = new int[i+1];
		   }
		     	
		   for (int i=0; i<10; i++) 
		   	   for (int j=1; j<mat[i].length; j++) 
              mat[i][j] = (i*10)+j;
		     	
		   for (int i=0; i<10; i++) {
		   	   for (int j=1; j<mat[i].length; j++) 
              System.out.print(mat[i][j]+"  ");
		   	   System.out.println(" ");
		   }
	
	}
}