HackerRank Read in an Array problem solution YASH PAL, 31 July 2024 In this HackerRank Read in an Array problem solution In this challenge we have given a list of countries, each on a new line, your task is to read them into an array and then display the entire array, with a space between each of the countries’ names.Recommended ReferencesHere’s a great tutorial tutorial with useful examples related to arrays in Bash.Input FormatA list of country names. The only characters present in the country names will be upper or lower case characters and hyphens.Output FormatDisplay the entire array of country names, with a space between each of them.Sample InputNamibiaNauruNepalNetherlandsNewZealandNicaraguaNigerNigeriaNorthKoreaNorwaySample OutputNamibia Nauru Nepal Netherlands NewZealand Nicaragua Niger Nigeria NorthKorea NorwayExplanationThe entire array has been displayed.Problem solution.export i=0 while read x do a[i]=$x #echo $x i=`expr $i + 1` done echo ${a[@]} Second solution.while read line do my_array+=( $line ) done echo ${my_array[@]} Third solution.while read country; do outline="${outline} ${country}" done echo $outline Fourth solution.ar=() while read s; do ar+=($s) done echo ${ar[*]} coding problems solutions linux shell