You have a combination lock with 3 digits, the first digits are 684 on digit is right and in its place, the second digits are 671, one digit is right but in the wrong place, the second digits are 456 and two digits are right but both are in the wrong place, the third digits are 238 but all of them are wrong, and the last digits are 385 one digit is right but in the wrong place. Do you know the answer?