Fortune-telling guess name _ Fortune-telling guess name disclosure

Knowing your last name, how can you guess your full name?

One way is to give you some pieces of paper. You can point out which one has your last name on it and let him know what your last name is.

As for guessing the full name, I don't know, and from a mathematical point of view, I can't guess it.

The landlord may not have experienced it personally.

Put some paper on you. It can't be just a show. I will definitely ask you questions, such as' Look at that paper with your last name on it'.

If you answer, you can count your name.

There are many similar games on the Internet, and there are also detailed mathematical principles.