using System;
partial class XY {
int x;
public int X {
get { return x; }
set { x = value; }
}
}
partial class XY {
int y;
public int Y {
get { return y; }
set { y = value; }
}
}
class MainClass {
public static void Main() {
XY xy = new XY();
Console.WriteLine(xy.X + "," + xy.Y);
}
}
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