A is 742. A is 397 less than B. B is 693 greater than C. Find the value of A-C.
742 742 397 [OP_ADD] 693 [OP_SUB] [OP_SUB]
var_a = 742
var_b = 742
var_c = 397
var_d = var_b + var_c
var_e = 693
var_f = var_d - var_e
var_g = var_a - var_f
print(int(var_g))