interface IPoint
{
int Px
{
get; set;
}
int Py
{
get; set;
}
}<\/p>\n\n\n\n
class ReversePoint : IPoint
{
int x;
int y;<\/p>\n\n\n\n
public ReversePoint(int x, int y)\n{\n this.x = x;\n this.y = y;\n}\n\npublic int Px\n{\n get { return -x; }\n set { x = value; }\n}\n\n\/\/ Implementing Py similarly to Px\npublic int Py\n{\n get { return -y; } \/\/ Return the negative of y\n set { y = value; } \/\/ Set y directly\n}<\/code><\/pre>\n\n\n\n}<\/p>\n\n\n\n
class MainClass
{
public static void DisplayPoint( IPoint point)
{
Console.WriteLine(“x={0},y={1}”, point.Px, point.Py);
}<\/p>\n\n\n\n
static void Main()\n{\n ReversePoint p1 = new ReversePoint(-12, -300);\n\n Console.WriteLine(p1.Px);\n Console.WriteLine(p1.Py);\n\n ReversePoint p2 = new ReversePoint(12, 300);\n\n \/\/\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u53c2\u7167\n DisplayPoint(p2);\n}<\/code><\/pre>\n\n\n\n}<\/p>\n","protected":false},"excerpt":{"rendered":"