There are 4 numbers A, B, C, D and A is 27. A is 7 less than B. B is 9 greater than C. If D is twice C, what is the largest number?
[OP_LIST_SOL] A B C D [OP_LIST_EOL] [OP_LIST_SOL] 27 27 7 [OP_ADD] 27 7 [OP_ADD] 9 [OP_SUB] 27 7 [OP_ADD] 9 [OP_SUB] 2 [OP_MUL] [OP_LIST_EOL] 1 [OP_LIST_MAX] [OP_LIST_INDEX] [OP_LIST_POP] [OP_LIST_GET]
var_a = 'A'
var_b = 'B'
var_c = 'C'
var_d = 'D'
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 = 27
var_f = 27
var_g = 7
var_h = var_f + var_g
var_i = 27
var_j = 7
var_k = var_i + var_j
var_l = 9
var_m = var_k - var_l
var_n = 27
var_o = 7
var_p = var_n + var_o
var_q = 9
var_r = var_p - var_q
var_s = 2
var_t = var_r * var_s
list_b= []
if "/" in str(var_t):
    var_t = eval(str(var_t))
list_b.append(var_t)
if "/" in str(var_m):
    var_m = eval(str(var_m))
list_b.append(var_m)
if "/" in str(var_h):
    var_h = eval(str(var_h))
list_b.append(var_h)
if "/" in str(var_e):
    var_e = eval(str(var_e))
list_b.append(var_e)
list_b.reverse()
var_u = 1
list_c=list_b.copy()
list_c.sort()
var_v = list_c[-var_u]
var_w = list_b.index(var_v)+1
var_x = list_a[var_w-1]
print(var_x)