I have only on patch of P

![](P.png)

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So I have to choose this patch of Q

![](Q.png)

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Then this patch of R

![](R.png)

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then this patch of S

![](S.png)

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But then, this patch of S is not connected to the patch of T

![](T.png)

I feel like i'm stucked :(

But actually, [not](https://www.reddit.com/r/adventofcode/comments/zjqz5y/2022_day_12_is_my_input_invalid_or/)