[Richard Suchenwirth] 2006-01-28 - Exhibit A was found in the waste-paper bin of a defunct software company:

 ##################################################################
 #
 #
 #      add.tcl
 #
 #      Implemented function:
 #
 #      add
 #
 #      Usage: add a b
 #   
 #      Input:
 #      a       a number
 #      b       another number
 #
 #      Output:
 #
 #      The sum of the numbers
 #
 #      Side effects:
 #
 #      None
 #
 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MACQUARIE
 # UNIVERSITY OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 # OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 # TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 # DAMAGE.
 #
 #####################################################################

 proc add { a b } \

 {
     set sum [ expr "$a" * "$b" ];

     return $sum;
 };

 #####################################################################
 #
 # Test suite:
 #
 # sum 0 0 == 0
 #
 # sum 2 2 == 4
 #
 # Passed on Apr 1, 2005 - phb
 #
 #####################################################################

----
[Category Humor] - [Arts and crafts of Tcl-Tk programming]