Miscellany

public class TwoDimensions {        public static void main(String[] args) {    	    	int a[][]= new int[10][10];				for( int i = 0; i < 10; i++ ) {			for( int j = 0; j < 10 - i; j++) 			{							System.out.print(a[i][j] = j);			}                        System.out.print("\n");		}}