new_contents: #232792560
  #lcm
   
  n = 20
  def lcm(a,b):
    c = a*b
    while b>0:
      a,b = b,a%b
    return c/a
   
  l = set()
  for i in xrange(2, n):
    if i%2 != 0: l.add(2*i)
    else: l.add(i)
   
  c = 1
  for i in l:
    c = lcm(c,i)
  print c
  
subject: Create 5.py