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using System;
public class Rectangle {
public int width;
public int height;
public Rectangle(int width, int height) {
this.width = width;
this.height = height;
}
public override string ToString() {
return "width = " + width + ", height = " + height;
}
public static bool operator ==(Rectangle lhs, Rectangle rhs) {
Console.WriteLine("In operator ==");
if (lhs.width == rhs.width && lhs.height == rhs.height) {
return true;
} else {
return false;
}
}
public static bool operator !=(Rectangle lhs, Rectangle rhs) {
Console.WriteLine("In operator !=");
return !(lhs == rhs);
}
public override bool Equals(object obj) {
Console.WriteLine("In Equals()");
if (!(obj is Rectangle)) {
return false;
} else {
return this == (Rectangle)obj;
}
}
public static Rectangle operator +(Rectangle lhs, Rectangle rhs) {
Console.WriteLine("In operator +");
return new Rectangle(
lhs.width + rhs.width, lhs.height + rhs.height);
}
}
class MainClass {
public static void Main() {
Rectangle myRectangle = new Rectangle(1, 4);
Console.WriteLine("myRectangle: " + myRectangle);
Rectangle myRectangle2 = new Rectangle(1, 4);
Console.WriteLine("myRectangle2: " + myRectangle2);
if (myRectangle == myRectangle2) {
Console.WriteLine(
"myRectangle is equal to myRectangle2");
} else {
Console.WriteLine(
"myRectangle is not equal to myRectangle2");
}
Rectangle myRectangle3 = myRectangle + myRectangle2;
Console.WriteLine("myRectangle3: " + myRectangle3);
}
}
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