My father has 45 chickens. If there are 8 fewer ducks than chickens, how many chickens and ducks does the father have?
45 45 8 [OP_SUB] [OP_ADD]
var_a = 45
var_b = 45
var_c = 8
var_d = var_b - var_c
var_e = var_a + var_d
print(int(var_e))