
Too few arguments to grep

grep [>outfile] [flags] pattern files ...

Flags:
	-$   make case insignificant
	-c   print only a count of the matched lines
	-f   print only names of files in which a match was found
	-m   use msdos wildcards
	-n   shut off line numbering
	-p   filter input for printable characters
	-q   "quiet" flag -- don't display file names or line numbers
	-s   show name of each file as it is being searched
	-v   print only lines in which a match is not found
	-V   print version of grep
