Write A Shell Script for Linear Search

Shell Script:

clear
echo enter number of elements
read n
k=0
echo enter array elements
for((i=1;i<=n;i++))
do
read arr[$i]
done
echo the array
for((i=1;i<=n;i++))
do
echo ${arr[$i]}
done
echo enter the element you want to search
read a
for((i=1;i<=n;i++))
do
if [ ${arr[$i]} -eq $a ]
then
k=1
break
fi
done
if [ $k -eq 1 ]
then
echo element found at position $i
else
echo element not found
fi



OUTPUT:


1)[admin@localhost ~]$ sh lsearch.sh
enter number of elements
4
enter array elements
67
90
23
45
the array
67
90
23
45
enter the element you want to search
23
element found at position 3

1)[admin@localhost ~]$ sh lsearch.sh
enter number of elements
4
enter array elements
23
78
56
44
the array
23
78
56
44
enter the element you want to search
98
element not found