using System; public struct Point { private readonly double x, y; public Point(double x, double y){ this.x = x; this.y = y; } public double Getx (){ return x; } public double Gety (){ return y; } public Point Move(double dx, double dy){ return new Point(x+dx, y+dy); } public override string ToString(){ return "Point:" + "(" + x + "," + y + ")" + ". "; } }