Truth and Lies
Braingle.com
on
Published in Brain Teasers
Q1. Mr. A, are you a truth teller?
- Yes
or
- No.
Q2. Mr. A, are you a truth teller?
- Yes
or
- No.
Q1: Q2:
Yes Yes: A is the truth teller
Yes No : A is an alternate liar, next answer is a lie.
Q3: Mr. A, is B the truth teller?
- Yes: C is the truth teller
- No: B is the truth teller
No Yes: A is an alternate liar, next answer is true.
Q3: Mr. A, is B the truth teller?
- Yes: B is the truth teller
- No: C is the truth teller
No No : impossible
Today's brain teaser courtesy of Braingle.com.