Some numbers are less than 20 but not multiples of 2. Find which number it is from 16, 18, 19, and 21.
[OP_LIST_SOL] 16 18 19 21 [OP_LIST_EOL] 2 [OP_LIST_DIVISIBLE] [OP_SET_DIFFERENCE] 20 [OP_LIST_LESS] 1 [OP_LIST_GET]
var_a = 16
var_b = 18
var_c = 19
var_d = 21
list_a= []
if "/" in str(var_d):
    var_d = eval(str(var_d))
list_a.append(var_d)
if "/" in str(var_c):
    var_c = eval(str(var_c))
list_a.append(var_c)
if "/" in str(var_b):
    var_b = eval(str(var_b))
list_a.append(var_b)
if "/" in str(var_a):
    var_a = eval(str(var_a))
list_a.append(var_a)
list_a.reverse()
var_e = 2
list_b = []
var_e = int(var_e)
for i in list_a:
    i = int(i)
    if i % var_e == 0:
        list_b.append(i)
list_c = list(set(list_a) - set(list_b))
var_f = 20
list_d = []
for i in list_c:
    if i < var_f:
        list_d.append(i)
var_g = 1
var_h = list_d[var_g-1]
print(int(var_h))