(def throws 10)
(def hits 0.0)

;(dorun (for [i (range 0 5)](

(def x (rand))
(def y (rand))
(def Rsquared (+ (* (- 0.5 x) (- 0.5 x)) (* (- 0.5 y) (- 0.5 y)) ) )
(println Rsquared)
(if (< Rsquared 0.25) (def hits (+ hits 1)))

;))))
(def pi (* 4 (/ hits throws)) )

(println pi)