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#useradd -g program -n prg 03 -p prog03
#useradd -g program -n prg 04 -p prog04
#useradd -g program -n prg 05 -p prog05
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#mkdir /home/program
#mkdir /home/source
#mkdir /home/project
#mkdir /home/document
#chmod 770 /home/program
#chgrp program /home/program
#chmod 770 /home/source
#chgrp program /home/source
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