Alejandro amtc131

## check_duplicate_lines.awk
awk 'seen[$0]++ { print "duplicate lines: " $0 }' file

## Diff.awk
#! /bin/awk
# Here's an awk scrip that atttemps to set difference of two files based on their first column
# gawk -f Diff.awk file1.txt file2.txt
BEGIN{

 OFS=FS="\t"
    file = ARGV[1]
    while (getline < file)
        Contained[$1] = $1
    delete ARGV[1]
	#! /bin/awk
	# Here's an awk scrip that atttemps to set difference of two files based on their first column
	# gawk -f Diff.awk file1.txt file2.txt
	BEGIN{

	OFS=FS="\t"
	file = ARGV[1]
	while (getline < file)
	Contained[$1] = $1
	delete ARGV[1]