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diff --git a/Bachelor/Prog2/Codebeispiele/1_ch09/fig09_17_21/CircleTest4/point3.h b/Bachelor/Prog2/Codebeispiele/1_ch09/fig09_17_21/CircleTest4/point3.h
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+++ b/Bachelor/Prog2/Codebeispiele/1_ch09/fig09_17_21/CircleTest4/point3.h
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+// Fig. 9.17: point3.h
+// Point3 class definition represents an x-y coordinate pair.
+#ifndef POINT3_H
+#define POINT3_H
+
+class Point3 {
+
+public:
+   Point3( int = 0, int = 0 ); // default constructor
+
+   void setX( int );    // set x in coordinate pair
+   int getX() const;    // return x from coordinate pair
+   
+   void setY( int );    // set y in coordinate pair
+   int getY() const;    // return y from coordinate pair
+   
+   void print() const;  // output Point3 object
+
+private: 
+   int x;  // x part of coordinate pair
+   int y;  // y part of coordinate pair
+
+}; // end class Point3
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice      *
+ * Hall. All Rights Reserved.                                             *
+ *                                                                        *
+ * DISCLAIMER: The authors and publisher of this book have used their     *
+ * best efforts in preparing the book. These efforts include the          *
+ * development, research, and testing of the theories and programs        *
+ * to determine their effectiveness. The authors and publisher make       *
+ * no warranty of any kind, expressed or implied, with regard to these    *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or       *
+ * consequential damages in connection with, or arising out of, the       *
+ * furnishing, performance, or use of these programs.                     *
+ *************************************************************************/
+\ No newline at end of file