start on q then
bottom right corner of 2 by 2 square (with q as the top left corner), move the square one key to the right,
top left corner of the square, bottom right corner of the square, move the square one key to the right, repeat
bottom right corner of 2 by 2 square (with q as the top left corner), move the square one key to the right,
top left corner of the square, bottom right corner of the square, move the square one key to the right, repeat
by bluesalt June 8, 2021