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 We started practicing C, Systems Programming and UNIX/Linux courses which is written by Kaan Aslan who is the president of C and Systems Programmer Association. Please see https://csystem.org for the association web site.
 
-![GNU/Linux + Masscollabs Services](opacity_GNULove400dpi.png)
+![GNU/Linux + Masscollabs Services](img/opacity_GNULove400dpi.png)
 
 Our forge addresses are :
 
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