There are 42 pigs and 48 sheep on the farm, and the number of pigs and dogs is the same. How many more pigs and dogs are there altogether than the number sheeps?
42 42 [OP_ADD] 48 [OP_SUB]
var_a = 42
var_b = 42
var_c = var_a + var_b
var_d = 48
var_e = var_c - var_d
print(int(var_e))