Shell Programming and Scripting

while read line
do
	for i in `echo $line`
	do
		echo $i >> temp
	done
	sort temp > temp1
	lnum=`wc -l temp1`
	i=1
	while [ $i -le $lnum ]
	do
		a=`echo $a" -"`
		i=`expr $i + 1`
	done
	cat temp1 | paste $a >>temp2
	rm temp1
	rm temp
done < filename
cat temp2

#  cat infile
z y x
c b a

#  while read line; do echo $line | tr " " "\n" | sort | tr "\n" " "; echo; done < infile
x y z
a b c

perl -lane'$,=" ";print sort @F' input

awk '{split($0,x);asort(x);for(i=1;i<=NF;i++)$i=x[i]}1' input

while read;do print "${(zo)REPLY}";done<input