#Check whether a number is present or not
echo -n "Enter limit n: "
read n
for((i=0;i<n;i++))
do
read a[$i]
done
echo ${a[*]}
echo -n "Enter number to be searched: "
read key
pos=0
for((i=0;i<n;i++))
do
if test $key -eq ${a[$i]}
then
pos=`expr $i + 1`
break;
fi
done
if test $i -ge $n
then
echo "Number not found"
else
echo "Number [$key] found at position $pos"
fi
OUTPUT
Safi>bash numsrch.sh
Enter limit n: 5
7
6
8
5
9
7 6 8 5 9
Enter number to be searched: 7
Number [7] found at position 1
echo -n "Enter limit n: "
read n
for((i=0;i<n;i++))
do
read a[$i]
done
echo ${a[*]}
echo -n "Enter number to be searched: "
read key
pos=0
for((i=0;i<n;i++))
do
if test $key -eq ${a[$i]}
then
pos=`expr $i + 1`
break;
fi
done
if test $i -ge $n
then
echo "Number not found"
else
echo "Number [$key] found at position $pos"
fi
OUTPUT
Safi>bash numsrch.sh
Enter limit n: 5
7
6
8
5
9
7 6 8 5 9
Enter number to be searched: 7
Number [7] found at position 1