FredEckert

/*
To test that the Linux framebuffer is set up correctly, and that the device permissions
are correct, use the program below which opens the frame buffer and draws a gradient-
filled red square:

retrieved from:
Testing the Linux Framebuffer for Qtopia Core (qt4-x11-4.2.2)

http://cep.xor.aps.anl.gov/software/qt4-x11-4.2.2/qtopiacore-testingframebuffer.html
*/

swannodette

;; based on core.logic 0.8-alpha2 or core.logic master branch

(ns sudoku
  (:refer-clojure :exclude [==])
  (:use clojure.core.logic))

(defn get-square [rows x y]
  (for [x (range x (+ x 3))
        y (range y (+ y 3))]
    (get-in rows [x y])))