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diff --git a/Bachelor/Prog1/examples/ch07/Fig07_06_10/Date1.cpp b/Bachelor/Prog1/examples/ch07/Fig07_06_10/Date1.cpp
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+// Fig. 7.7: date1.cpp
+// Member-function definitions for class Date.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+
+// include Date class definition from date1.h
+#include "date1.h"
+
+// constructor confirms proper value for month; calls
+// utility function checkDay to confirm proper value for day
+Date::Date( int mn, int dy, int yr )
+{
+   if ( mn > 0 && mn <= 12 )  // validate the month
+      month = mn;
+
+   else {                     // invalid month set to 1
+      month = 1;
+      cout << "Month " << mn << " invalid. Set to month 1.\n";
+   }
+
+   year = yr;                 // should validate yr
+   day = checkDay( dy );      // validate the day
+
+   // output Date object to show when its constructor is called
+   cout << "Date object constructor for date ";
+   print();                   
+   cout << endl;
+
+} // end Date constructor
+
+// print Date object in form month/day/year
+void Date::print() const
+{
+   cout << month << '/' << day << '/' << year; 
+
+} // end function print
+
+// output Date object to show when its destructor is called
+Date::~Date()
+{ 
+   cout << "Date object destructor for date ";
+   print();
+   cout << endl;
+
+} // end ~Date destructor
+
+// utility function to confirm proper day value based on 
+// month and year; handles leap years, too
+int Date::checkDay( int testDay ) const
+{
+   static const int daysPerMonth[ 13 ] = 
+      { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
+
+   // determine whether testDay is valid for specified month
+   if ( testDay > 0 && testDay <= daysPerMonth[ month ] )
+      return testDay;
+
+   // February 29 check for leap year 
+   if ( month == 2 && testDay == 29 &&
+      ( year % 400 == 0 ||                      
+         ( year % 4 == 0 && year % 100 != 0 ) ) )
+      return testDay;
+
+   cout << "Day " << testDay << " invalid. Set to day 1.\n";
+
+   return 1;  // leave object in consistent state if bad value
+
+} // end function checkDay
+
+/**************************************************************************
+ * (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.                     *
+ *************************************************************************/