f=@(n)fprintf('User: %s\nGroup: %s\nOthers: %s\n\n',{'Read Write and Execute','Read and Write','Read and Execute','Read only','Write and Execute','Write only','Execute only','None'}{56-n});
User: None
Group: None
Others: None
User: None
Group: Read only
Others: Write only
User: Read and Write
Group: Read and Write
Others: Read and Write
User: Read and Write
Group: Read only
Others: Read only