import java.util.Arrays;

public class UpperTriangleTwo {
	public static void main(String [] args) {
		int triangleSize = 10;
		int[][] triangleDistanceHolderRagged;

		//Fill It
		triangleDistanceHolderRagged = new int[triangleSize][];
		for (int row=0; row<triangleSize; row++) {
			triangleDistanceHolderRagged[row] = new int[triangleSize-row];
		}
		for (int row=0; row<triangleSize; row++) {
			for (int col=0; col<triangleSize-row; col++) {
				triangleDistanceHolderRagged[row][col] = row+col;
			}
		}

		//Print It
		for (int row=0; row<triangleSize; row++) {
			System.out.println(
					Arrays.toString(triangleDistanceHolderRagged[row])
			);
		}





		/*  COULD ALSO DO ALLOCATION "JUST IN TIME"
		int[][] triangleDistanceHolderRagged;

		triangleDistanceHolderRagged = new int[triangleSize][];
		for (int row=0; row<triangleSize; row++) {
			triangleDistanceHolderRagged[row] = new int[triangleSize-row];
			for (int col=0; col<triangleSize-row; col++) {
				triangleDistanceHolderRagged[row][col] = row+col;
			}
		}
		for (int row=0; row<triangleSize; row++) {
			System.out.println(
					Arrays.toString(triangleDistanceHolderRagged[row])
			);
		}
		 */

	}   
}

//Copyright 2010-2012 : Evan Golub