C# Collection - Order by an element (Rotate)

Question

I have an IEnumerable collection. Lets say it contains 5 points (in reality it is more like 2000)

I want to order this collection so that a spe

Answer 1

var list = new[] { 1, 2, 3, 4, 5 };

var rotated = list.Skip(3).Concat(list.Take(3));

// rotated is now {4, 5, 1, 2, 3}