(((ecx <- 21) 
  (eax <- 1)
  
  :loop
  (cjump 1 < ecx :go :stop)
  :go
  
  (ebx <- 3)
  (ebx &= ecx)
  (cjump 1 = ebx :sum :increment)

  :sum
  (eax += ecx)
  (eax -= 1)
  
  :increment
  (ecx -= 2)
  (goto :loop)
  
  :stop
  (eax <- eax)
  (eax <- (print eax))
))
