9.1.7 Checkerboard V2 Codehs |work| May 2026

9.1.7 Checkerboard V2

In the exercise on CodeHS, you create a checkerboard pattern by utilizing a for loop to iterate through a 2D array (grid) and assigning colors based on whether the sum of the row and column indices is even or odd. 1. Initialize the grid

In this post, I’ll break down the problem, explain the logic, and provide a clean solution so you can move forward with confidence. 9.1.7 Checkerboard V2 Codehs

• Set canvas size (e.g., 400x400).
• Square size = canvas width / number of columns (must be integer).
• Use fillRect to draw each square.
• Alternate colors (e.g., Color.RED and Color.BLACK, or Color.GRAY and Color.WHITE).
• No gaps between squares.

Coordinate Math:

Remember that the x coordinate is determined by the column , while the y coordinate is determined by the row . Set canvas size (e

A checkerboard pattern is mathematically defined by the sum of the row and column indices. If the sum is even, the cell is one "color" ( ); if it is odd, it is the other ( Step-by-Step Implementation 1. Initialize an Empty Board Coordinate Math: Remember that the x coordinate is

• Outer loop over rows (0..N-1).
• Inner loop over columns (0..N-1).