ELI5: Explain Like I'm 5

The spider and the fly problem

Imagine there is a spider and a fly. The spider wants to catch the fly and eat it for dinner. However, the fly does not want to be eaten by the spider. So, the fly tries to fly away and escape from the spider.

The spider and the fly problem is a kind of puzzle that a person might use to try to solve a problem or find a solution. In the puzzle, there is a spider located at one position and a fly at another position. The spider can move in four directions - up, down, left, or right - but the fly can also move in any direction except diagonally.

So, the puzzle is about finding the shortest path that the spider can take to catch the fly. The spider wants to make sure that it catches the fly as quickly as possible, while the fly wants to be as far away from the spider as possible.

To solve the spider and the fly problem, one needs to think logically and strategically. One needs to consider every possible move that both the spider and the fly can make, and then figure out the best move for both to reach their goal. It can be a fun way to exercise your mind and problem-solving skills.