public class TwoDimArray3 { public static void main(String[] args) { int arr[][]; arr = new int[2][]; arr[0] = new int[3]; arr[1] = new int[5]; for(int i = 0; i < arr.length; i++) { for(int j = 0; j < arr[i].length; j++) arr[i][j] = j + 1; } 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(); } } }