scratch directory not accessible


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Here are the outputs of the commands.

ls -l

-rw-r--r-- 1 kmh603 users 994 Dec 11 21:01 simple.cs
-rw-r--r-- 1 kmh603 users 504 Dec 11 21:07 simple.nw
-rw-rw-r-- 1 kmh603 users 5814 Dec 11 21:01 simple.out

df .

Filesystem 1K-blocks Used Available Use% Mounted on
/dev/sdb1 14418129792 916313312 12769417276 7% /home