#!/bin/bash
a=( $( cat data1 ) )
SEQ=/usr/bin/seq
echo " Number of elements in array is $(( ${#a[@]} ))"
for i in $($SEQ 0 $((${#a[@]} - 1))) 
do
	if [ ${a[$i]} = "HELLLLLLLLLLLLO" ] ; then 
		echo ${a[$i]}  
	fi
done