# 1.awk
# This is an awk program to print each entire line of input
{print $0}
# or, more simply {print}

# 2.awk
# This awk program prints the 1st and 3rd words
#      of each line of input
{print $1 $3}

#!/usr/bin/awk -f
#3.awk
# This awk program prints the 1st and LAST words
#      of each line of input
#      with a SPACE in between
{print $1 " " $NF}

#!/usr/bin/awk -f
# 4.awk
# This awk program prints the FIRST and LAST FIELD 
#      of each line of input
#      with a SPACE in between
{print $1 " " $NF}

#!/usr/bin/awk -f
# 5.awk
# This awk program prints the ROW NUMBER and NUMBER OF FIELDS 
#      of each line of input
#      with a SPACE in between
#
{print NR " " NF}

#!/usr/bin/awk -f
# 5b.awk
# This awk program prints the ROW NUMBER and NUMBER OF FIELDS 
#      of each line of input
#      with a SPACE in between
#      ASSUMES FIELDS ARE SEPARATED BY A SINGLE SEMI-COLON
BEGIN {FS=";";}
{print NR " " NF}

#!/usr/bin/awk -f
# 5c.awk
# This awk program prints the FIRST and LAST FIELD 
#      of each line of input 
#      with a SPACE in between
#      ASSUMES FIELDS ARE SEPARATED BY A SINGLE SEMI-COLON
BEGIN {FS=";";}
{print $1 " " $NF}

#!/usr/bin/awk -f
# 6.awk
# This awk program prints the the ENTIRE LINE of  
#      of each line of input of LESS THAN 50 CHARACTERS 
BEGIN { print "Here are the lines of less than 50 characters:";}
length < 50 {print $0}
END { print "Have a nice day.";}

#!/usr/bin/awk -f
# 7.awk
# This awk program prints the the ENTIRE LINE of  
#      of each line of input that has one or more numerals in it. 
BEGIN { print "Here are the lines that match [0-9]:";}
/[0-9]+/ {print $0}
END { print "Have a nice day.";}

#!/usr/bin/awk -f
# 8.awk
# This awk program prints the the ENTIRE LINE of  
#      of each line of input that has one or more numerals in it. 
BEGIN { print "Here are the lines that match ~[0-9]:";}
$0~/[0-9]+/ {print $0}
END { print "Have a nice day.";}

#!/usr/bin/awk -f
# 9.awk
# This awk program prints the the ENTIRE LINE of  
#      of each line of input that has NO NUMERALS in it. 
BEGIN { print "Here are the lines that match $!~[0-9]:";}
$0!~/[0-9]/ {print $0}
END { print "Have a nice day.";}

#!/usr/bin/awk -f
# 10.awk
# This awk program prints the the ENTIRE LINE of  
#      of each line of input that has NO LETTERS it. 
#      It also COUNTS THE NUMBER OF LINES PRINTED.
BEGIN { print "Here are the lines that match $!~[A-Za-z]:";}
$0!~/[A-Za-z]/ {print $0; count++;}
END { printf "There were %d matches \n",count ;}

#!/usr/bin/awk -f
# 11.awk
# This awk program prints FIRST FIELD  
#      of each line of input that STARTS WITH  
#      one or 1 or eleven
#      It also COUNTS THE NUMBER OF LINES PRINTED.
BEGIN { print "Here are the lines that match /^1|^"eleven"|^one/ ";}
/^1|^"eleven"|^one/ {print $1; count++;}
END { printf "There were %d matches \n",count ;}

#!/usr/bin/awk -f
# 12.awk
# This awk program prints FIRST FIELD  
#      of each line of input that STARTS WITH  
#      one or 1 or eleven
#      It also COUNTS THE NUMBER OF LINES PRINTED.
BEGIN { print "Here are the lines that match /^1|^"eleven"|^one/ ";}
/^1|^"eleven"|^one/ {print $1; count++;}
END { printf "There were %d matches \n",count ;}