Codehs 8.1.5 Manipulating 2d Arrays //top\\ May 2026

Title: Navigating the Grid: Understanding CodeHS 8.1.5 Manipulating 2D Arrays

: To target the final index of any row regardless of its size, use array[row].length - 1 Example Walkthrough If your 2D array is int[][] array = 3, 5, 0, 10, 20, 30, 40, 0, 9, 8, 0 : The new value is array.length (which is 3, the number of rows). Codehs 8.1.5 Manipulating 2d Arrays

• for each row index r from 0 to numRows-1: // Example 2: Multiply by 2 // array[r][c] = array[r][c] * 2;