public class Ragged {
	public void doTheThing() {
		char[][] letters;
		letters=new char[5][]; //This is telling it to make an array of char[]'s
		
		//Each 'row' is still just a null, so we need to create each row separately
		for ( int i=0; i<letters.length; i++ )
			letters[i]=new char[5-i]; //Doesn't really *look* all that 2D, eh?
		
		char let='A';
		//Time to populate it!
		for ( int i=0; i<letters.length; i++ )
			for ( int j=0; j<letters[i].length; j++ ) //Read this line carefully!
				letters[i][j] = let++;
		
		//Time to show it off!
		for ( int i=0; i<letters.length; i++ ) {
			for ( int j=0; j<letters[i].length; j++ )
				System.out.print(" "+letters[i][j]);
			System.out.println();
		}
	}
	
	public static void main(String[] args) {new Ragged().doTheThing();}
}