def f():
  import noncopyable_export
  import noncopyable_import
  s1 = noncopyable_export.store(1)
  print s1.recall()
  s2 = noncopyable_export.store(2)
  print s2.recall()
  s3 = noncopyable_import.add_stores(s1, s2)
  print s3.recall()

if (__name__ == "__main__"):
  import sys, string
  n = 1
  if (len(sys.argv) > 1): n = string.atoi(sys.argv[1])
  for i in xrange(n):
    f()