There are three numbers A, B and C. A is the number of 4 groups of 10 and 8 units. B is one less than 50. C is 7 greater than 40. Which number is the largest?
[OP_LIST_SOL] A B C [OP_LIST_EOL] [OP_LIST_SOL] 10 4 [OP_MUL] 8 [OP_ADD] 50 1 [OP_SUB] 40 7 [OP_ADD] [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'
list_a= []
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_d = 10
var_e = 4
var_f = var_d * var_e
var_g = 8
var_h = var_f + var_g
var_i = 50
var_j = 1
var_k = var_i - var_j
var_l = 40
var_m = 7
var_n = var_l + var_m
list_b= []
if "/" in str(var_n):
    var_n = eval(str(var_n))
list_b.append(var_n)
if "/" in str(var_k):
    var_k = eval(str(var_k))
list_b.append(var_k)
if "/" in str(var_h):
    var_h = eval(str(var_h))
list_b.append(var_h)
list_b.reverse()
var_o = 1
list_c=list_b.copy()
list_c.sort()
var_p = list_c[-var_o]
var_q = list_b.index(var_p)+1
var_r = list_a[var_q-1]
print(var_r)