1. paq8hp12.exe from paq8hp12.zip is built for -7 switch (RAM usage is ~940 Mb).
   Should be used with -7:
   paq8hp12.exe -7 archivename enwik8
   After starting, it's quietly decompressing the dictionary 2 or 3 minutes.

2. paq8hp12.exe from paq8hp12any.rar  can use any of -0 ... -9 ;
   after starting, it's compressing the dictionary first few minutes.  Both .dic
   files must be in the same directory with .exe and file(s) to (de)compress.