What is the principle of guessing surnames on the street?

The principle of guessing surnames on the street is mainly based on permutation and combination, and some ingenious rules are designed.

The following is a possible principle:

1. People guessing surnames on the street usually ask you to find out which paper your surname is on first. There are usually many different surnames on these small pieces of paper.

Then, he may ask you to find out the box where your surname is on a big piece of paper. There are usually many cells on this big piece of paper, each cell is marked with a number, and each cell has many different surnames.

You need to tell him the number of the small piece of paper corresponding to your real surname in the box you just selected and the number of the small box corresponding to the large piece of paper.

He will observe the two numbers you choose, and then guess your last name according to the pre-designed rules, such as a specific arrangement order or relationship.

This principle of guessing surnames in the street may involve some complicated mathematics and knowledge of permutation and combination. Sometimes, the rules of this game may be different according to local culture and habits. So the principle of surnames guessing needs to be understood and explained according to the actual situation.

Street Games

1, empty bucket pitching

This is a common pitching game, and it is difficult for you to score goals in this game. Why is it difficult? Using physics. The ball is elastic and the angle of the bucket is just right. No matter how passers-by throw it, the ball will pop up. These dolls can attract couples or children, but no one can take them away.

2. Street debris

Street endgame, chess fraud needs several people to cooperate to complete, the stall owner is responsible for playing chess, and the companion is responsible for winning the stall owner's money. When you are jealous to your face, you are giving money to the champion, and so is poker. When people live in society, they will always face many strange things and many tests.

Sometimes, if you use your head, you may win a whole set of others. Nowadays, there are many phishing scams in society, and normal people can't compete with stall owners.

Step 3 play marbles

The stall owners here are all very clever. Passers-by will turn on the mechanism when they try out, making passers-by feel it is easy to win the prize. But when passers-by really take money and start playing, winning the prize is almost impossible.