When you select three of the four numbers 1, 2, 3, and 4, allowing duplicates, and arrange them in a row to form a three-digit natural number, which number is the largest that is divisible by both 2 and 3?
[OP_LIST_SOL] 1 2 3 4 [OP_LIST_EOL] 3 [OP_LIST_GET_PRODUCT] 2 [OP_LIST_DIVISIBLE] 3 [OP_LIST_DIVISIBLE] 1 [OP_LIST_MAX]
var_a = 1
var_b = 2
var_c = 3
var_d = 4
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 = 3
list_b = [str(i) for i in list_a]
list_b = list(itertools.product(list_b, repeat=var_e))
list_b = [''.join(num_list) for num_list in list_b]
list_b = [str_num for str_num in list_b if str_num[0] != '0']
list_b = [float(i) for i in list_b]
var_f = 2
list_c = []
var_f = int(var_f)
for i in list_b:
    i = int(i)
    if i % var_f == 0:
        list_c.append(i)
var_g = 3
list_d = []
var_g = int(var_g)
for i in list_c:
    i = int(i)
    if i % var_g == 0:
        list_d.append(i)
var_h = 1
list_e=list_d.copy()
list_e.sort()
var_i = list_e[-var_h]
print(int(var_i))