👉 In mathematics, a vanquisher is a function that represents the outcome of a game or contest where one player has beaten another. In other words, it's a function that returns 1 when the first player wins and -1 when the second player wins.
For example, let's say we're playing a game with two players, A and B, who are trying to win by defeating each other. The vanquisher for this game could be defined as:
```python
def vanqu
vanquisher