The puzzle of the three men and their hats
One man is wearing the colored hat that his friend was wearing the coloured hat which was based on the choice of the third man x weeks ago.
Now the first man knows what hat his friend was wearing x+1 weeks ago
so he knew that the second man was not wearing today meaning that the third man was wearing a certain hat.
What is the value of x?
Use your logic and deduction skills
Remember the answer is in the question
We all get stuck sometimes