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diff --git a/Bachelor/Prog1/examples/ch05/Fig05_31.cpp b/Bachelor/Prog1/examples/ch05/Fig05_31.cpp
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+++ b/Bachelor/Prog1/examples/ch05/Fig05_31.cpp
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+// Fig. 5.31: fig05_31.cpp
+// Using strtok.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+
+#include <cstring>  // prototype for strtok
+
+int main()
+{
+   char sentence[] = "This is a sentence with 7 tokens";
+   char *tokenPtr;
+
+   cout << "The string to be tokenized is:\n" << sentence
+        << "\n\nThe tokens are:\n\n";
+
+   // begin tokenization of sentence
+   tokenPtr = strtok( sentence, " " );
+
+   // continue tokenizing sentence until tokenPtr becomes NULL
+   while ( tokenPtr != NULL ) {
+      cout << tokenPtr << '\n';
+      tokenPtr = strtok( NULL, " " );  // get next token 
+
+   } // end while
+
+   cout << "\nAfter strtok, sentence = " << sentence << endl;
+
+   return 0;  // indicates successful termination
+
+} // end main
+
+/**************************************************************************
+ * (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.                     *
+ *************************************************************************/