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516 on the money.
Sneaky @JoeM didn't put all the points in a perfect straight line which made for some fun....
Looking forward to working through other folk's solutions!
I thought this was going to be way simpler than it turned out to be, that final filter is tricky
This challenge helped me to learn that spatial point ordering within a triangle influences the outcomes of convex hull versus sequence polygon
Challenge 161 is done!
Took a slightly longer approach
This was a fun one, got a full match to the 516 triangles. Keen to see how everyone has implemented logic for colinearity.