OS Assignment-1

#!/bin/bash

echo $1 $2 $3 $4 $5 $6'  <collecting the parameter arguments:'
a=$1
b=$2
c=$3

  #start="$1";
  #end="$3";

var=( {a..z} )
for ((x=0; x<=2; x++)); do
    mkdir "$var"
    var="${var[x+1]}"

done

if [ $a -gt $b -a $a -gt $c ]
then
 echo "$a is largest integer"
 max=$a
elif [ $b -gt $a -a $b -gt $c ]
then
 echo "$b is largest integer"
 max=$b
elif [ $c -gt $a -a $c -gt $b ];
then
 echo "$c is largest integer"
 max=$c

fi

echo "maximum find : $max"


if [ $max -eq $1 ]
then
   fol=a
elif [ $max -eq $2 ]
then
   fol=b

else
   fol=c
fi

#fol="folder_$max"




echo $fol


cd $fol
touch x.txt

for((i=1;i<=a;i++))
   do echo -e "$4$4$4\n" >> x.txt
done

for((i=1;i<=b;i++))
   do echo -e "$5$5$5\n" >> x.txt
done

for((i=1;i<=c;i++))
   do echo -e "$6$6$6\n" >> x.txt
done


more x.txt

echo "------------------------"
echo "$max"

if [ $max -eq $1 ]
then
   r=a
elif [ $max -eq $2 ]
then
   r=b

else
   r=c
fi

echo "$r$r$r is replaced by ddd "
echo "------------------------"

sed -i "s|$r$r$r|ddd|g" x.txt
cat x.txt