The number that is 204 less than C is A, and A is 520. Calculate B when adding 179 to B equals C.
520 204 [OP_ADD] 179 [OP_SUB]
var_a = 520
var_b = 204
var_c = var_a + var_b
var_d = 179
var_e = var_c - var_d
print(int(var_e))