(set pxy 0)
(while (< pxy 30)
    (set cim (/ (- pxy 15) 15))
    (set pxx 0)
    (while (< pxx 60)
           (set cre (/ (- pxx 40) 20))
           (set i 0)
           (set zim cim)
           (set zre cre)
           (while (< i 25)
                  (set nzre (+ cre (- (* zre zre) (* zim zim))))
                  (set nzim (+ cim (* 2 (* zre zim))))
                  (set zre nzre)
                  (set zim nzim)
                  (set mag (+ (* zre zre) (* zim zim)))
                  (set i (if (< mag 4) (+ i 1) 999)))
           (print (if (< mag 4) "#" "."))
           (set pxx (+ pxx 1)))
    (puts "")
    (set pxy (+ pxy 1)))