echo "Do you want to execute the program? (y/n):"
read input
if [ $input == "n" ];
then
	exit
fi

cd ~/Desktop
mkdir exam
mkdir exam/dir{1..3}
cd exam/
ls -a
touch dir2/file{1,2}
cd dir2
cp file1 ../dir3/file1_copy
mv file1 file1_renamed
mv file2 ../dir1/
cd ..
rm dir2/file1_renamed
rmdir dir2
rm -r dir3
cat >> dir1/file1
echo "This is a test" >> dir1/file1
cat > dir1/file3
echo "Goodbye" >> dir1/file3
cd dir1
cat file1 file3 > ../file_conc
cd ..
ln -s ~/Desktop/ exam_link
ls -lR