static void Main(string[] args)
{
var points = new List<Point>();
points.Add(new Point
{
X = 1,
Y = 2
});
points.Add(new Point
{
X = 0.5,
Y = -0.25
});
points.Add(new Point
{
X = 0.5,
Y = 0.5
});
points.Add(new Point
{
X = -1,
Y = -2
});
var points1 =
from Point pt in points
where ((pt.X * pt.X) + (pt.Y * pt.Y)) <=1
orderby pt.Y descending
select pt;
foreach (var item in points1)
{
Console.WriteLine("{0} {1}",item.X, item.Y);
}
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