Update README.md

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Alan Wang
2021-01-28 17:57:26 +08:00
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@@ -436,12 +436,14 @@ for prime in primes:
display.scroll(prime)
```
## N-Queens
## Solving N-Queens Problems
[Eight queens puzzle](https://en.wikipedia.org/wiki/Eight_queens_puzzle)
```python
import utime
maxQueens = 8
maxQueens = 8 # N
queens = [0] * maxQueens
def verifyPos(checkPos, newPos):