optional - 10 points, 2 points per problem (possible to get 12/10), due before Dec 16

Put this in HW/lab18/ and use the same file names as for the exam.
You can copy your EXAM/examB/ files as a starting point.

Grading script...

if [ -d HW/lab18 ]; then
cd HW/lab18;
rm -f eB1 eB2 eB3 eB4 eB5
if [ ! -f Makefile.backup ]; then cp Makefile Makefile.backup; fi
echo "y" | cp -f ~jkinne/public_html/cs202-f2017/EXAM/examB/Makefile .
make
echo " *** (1) *** "
./eB1 | head -n 2
./eB1 | tail -n 2
echo " *** (2) *** "
./eB2 < Makefile
echo " *** (3) *** "
./eB3 < /u1/junk/kinne/shakespeare_1000_lines_tail.txt | tail -n 2
echo " *** (4) *** "
./eB4 < /u1/junk/kinne/shakespeare_1000_lines_tail.txt
echo " *** (5) *** "
./eB5
0145abf2
a5
else
echo " *** no HW/lab18 directory ** ";
fi


My answers, running that for me --

 *** (1) *** 
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$ 199
197
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$ 103
101
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$  *** (2) *** 
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$ COMPILER=gcc
CFLAGS=-ggdb -pedantic -Wall
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$  *** (3) *** 
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$             our:       12
1.33% of the words printed.
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$  *** (4) *** 
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$ Number of words with ... 
  1 letter: 11
  2-5 letters: 770
  20-100 letters: 0
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$  *** (5) *** 
jkinne@cs:~/public_html/cs202-f2017/EXAM/examB$ Up to 4 bytes of hex: 0xOne byte of hex:      0xor'ed together:       0xa5e5aff7