Is this triangle 2D or 3D, because input parametrs are only x and y arrays?
The only issue I have with this problem is that it assumes the input points actually form a triangle. One example where this does not hold is three collinear points.
x_c = mean(x);
y_c = mean(y);
Reverse Run-Length Encoder
Back to basics 1 - Saving
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Return the length of the longest word in the string.
Find the sum of the negative elements under the main diagonal.
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