public class Manipulating2DArrays // Prints the 2D array nicely public static void print2D(int[][] arr) for (int[] row : arr) for (int val : row) System.out.print(val + " ");
var array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]; var element = array[1][1]; // access element at row 1, column 1 console.log(element); // output: 5 Codehs 8.1.5 Manipulating 2d Arrays
“You manipulated the array,” he said. “But more importantly, you understood it. Each cell is not just a number. It’s a building. A person. A light. When you swap, traverse, or replace, you are not moving data. You are reordering a small world.” public class Manipulating2DArrays // Prints the 2D array