9.1.7 Checkerboard V2 Codehs [exclusive] ✦ Free Access

if (row % 2 == col % 2) or similar overcomplicated logic. Fix: Use (row + col) % 2 == 0 . It’s simple and foolproof.

Loop through every row and every column. Use an if statement to check the parity (even/odd) of the current position. 9.1.7 Checkerboard V2 Codehs

add(square);

✅ – but common mistakes can make it harder than it looks. if (row % 2 == col % 2) or similar overcomplicated logic