©TCP-tryJAVA

public class prog {
	public static void main(String[] args) {
		int[][] arr = {
				{10, 20},
				{10, 20, 30, 40},
				{10}
		};
		
		for (int i = 0; i < arr.length; i++) {
			for (int j = 0; j < arr[i].length; j++) {
				System.out.print(arr[i][j] + " ");
			}
			System.out.println();
		}
	}
}