#294
sequence-comprehensions-4
 
Difficulty:Basic
Topics:comprehensions


More complex transformations simply take multiple binding forms
test not run
(= [[:top :left] [:top :middle] [:top :right] [:middle :left] [:middle :middle] [:middle :right] [:bottom :left] [:bottom :middle] [:bottom :right]] (for [row [:top :middle :bottom] column [:left :middle :right]] __))


Code which fills in the blank: