In the town of Uljhanpuri only three type of people exist. 'Truthers' who always speak the truth, "Liars" who always lie and the 'Alternators' who alternate between the truth and the lie. When a tourist asked a boy , he replied "I am a liar." The boy is a/an
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Truthers: People who will always speak truth
Liars: People who will always speak lies
Alternators: People who will alternate between truth and lies.
So,
When a person says "I am a liar"
One can easily understand that this person can never be a truther, as if he is a truther then, his statement contradicts his type.
Now, lets say the person is a liar, then every statement the person makes should be false, therefore, the statement "I am a liar" should also be false, but it will also contradict his type.
Therefore, the person will be an alternator, who alternates between truth and lies.
Liars: People who will always speak lies
Alternators: People who will alternate between truth and lies.
So,
When a person says "I am a liar"
One can easily understand that this person can never be a truther, as if he is a truther then, his statement contradicts his type.
Now, lets say the person is a liar, then every statement the person makes should be false, therefore, the statement "I am a liar" should also be false, but it will also contradict his type.
Therefore, the person will be an alternator, who alternates between truth and lies.
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