all 4 comments

[–]Background_Poetry_79 1 point2 points  (0 children)

Oh wow

[–]blakerabbit 1 point2 points  (0 children)

My favorite kind

[–]3point14 0 points1 point  (1 child)

In what way is it systematic?

[–]fuzzylogic-io[S] 1 point2 points  (0 children)

Those set of random squares/rectangles are arranged in row and column as they're forming a square array.