Find the sum of the largest two-digit decimal number and the smallest three-digit decimal number that can be formed by using all four cards with the numbers 3, 1, 7, and 4 only once.
[OP_LIST_SOL] 3 1 7 4 [OP_LIST_EOL] 4 [OP_LIST_GET_PERM] 1 [OP_LIST_MAX] 10 [OP_LIST_POP] [OP_LIST_LEN] 2 [OP_SUB] [OP_POW] [OP_DIV] 4 [OP_LIST_GET_PERM] 1 [OP_LIST_MIN] 10 [OP_LIST_POP] [OP_LIST_LEN] 1 [OP_SUB] [OP_POW] [OP_DIV] [OP_ADD]
var_a = 3
var_b = 1
var_c = 7
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 = 4
list_b = [str(i) for i in list_a]
list_b = list(itertools.permutations(list_b, 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 = 1
list_c=list_b.copy()
list_c.sort()
var_g = list_c[-var_f]
var_h = 10
var_i = len(list_a)
var_j = 2
var_k = var_i - var_j
var_l = var_h ** var_k
var_m = var_g / var_l
var_n = 4
list_d = [str(i) for i in list_a]
list_d = list(itertools.permutations(list_d, var_n))
list_d = [''.join(num_list) for num_list in list_d]
list_d = [str_num for str_num in list_d if str_num[0] != '0']
list_d = [float(i) for i in list_d]
var_o = 1
list_e=list_d.copy()
list_e.sort()
var_p = list_e[var_o-1]
var_q = 10
var_r = len(list_a)
var_s = 1
var_t = var_r - var_s
var_u = var_q ** var_t
var_v = var_p / var_u
var_w = var_m + var_v
print('{:.2f}'.format(round(var_w+1e-10,2)))