diff --git a/reverse-engineering/cimg-version/DESCRIPTION.md b/reverse-engineering/cimg-version/DESCRIPTION.md
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--- a/reverse-engineering/cimg-version/DESCRIPTION.md
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+Programs that parse evolving file formats must be able to tell what version of the format it must parse.
+This is, often, stored right near the magic number.
+Figure out how to provide the right cIMG version to this `/challenge/cimg`!