tations as used in a conventional task involving parsing a file and
doing some manipulations on the parsed text.
Memory consumption is computed by instrumenting the relevant
components (the string type itself, flyweight factories, etc.) with custom
allocators that keep track of the allocations and deallocations requested.
The program has been used to produce the experimental results given
at the <a href="performance.html#results">performance section</a>.
</p>

<h2><a name="example8">Example 8: custom factor