Hello coders, In this post, you will learn how to solve Concatenate an array HackerRank Solution. This problem is a part of the Linux Shell series.
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Concatenate an array HackerRank Solution
Problem
Given a list of countries, each on a new line, your task is to read them into an array. Then, concatenate the array with itself (twice) – so that you have a total of three repetitions of the original array – and then display the entire concatenated array, with a space between each of the countries’ names.
Input Format
A list of country names. The only characters present in the country names will be upper or lower case characters and hyphens.
Output Format
Display the entire concatenated array, with a space between each of them.
Sample Input
Namibia
Nauru
Nepal
Netherlands
NewZealand
Nicaragua
Niger
Nigeria
NorthKorea
Norway
Sample Output
Namibia Nauru Nepal Netherlands NewZealand Nicaragua Niger Nigeria NorthKorea Norway Namibia Nauru Nepal Netherlands NewZealand Nicaragua Niger Nigeria NorthKorea Norway Namibia Nauru Nepal Netherlands NewZealand Nicaragua Niger Nigeria NorthKorea Norway
Explanation
The entire concatenated array has been displayed.
Concatenate an array HackerRank Solution
#Given a list of countries, each on a new line, your task is to read them into an array. Then, concatenate the array with itself (twice) - so that you have a total of three repetitions of the original array - and then display the entire concatenated array, with a space between each of the countries' names arr=($(cat)) arr=("${arr[@]}" "${arr[@]}" "${arr[@]}") echo ${arr[@]}
Note: This problem (Concatenate an array) is generated by HackerRank but the solution is provided by chase2learn. This tutorial is only for Learning and Educational purpose.
FAQ:
Bash and Linux Shell Practice on Hacker Rank
Bash and Linux Shell Practice. Learn and practice your Linux bash and text processing skills. The contest has ended. Speed. Accuracy. Efficiency.
Is it worth solving Linux Shell challenges in HackerRank?
Of course its worth . You might get some basic knowledge of for what kind of problem what command would be best .
What shell is in Linux?
sh – This is known as the Borne Shell and is the original shell; csh, tcsh – These are well-known and widely used derivatives of the Borne shell; ksh – The popular Korn shell; and. bash – The Borne Again SHell is the most popular shell used for linux and developed by GNU.
Where can I find HackerRank solutions in Linux Shell?
in this post you will get all the solutions of HackerRank Linux Shell Problems.
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Conclusion
Finally, we are now, in the end, I just want to conclude some important message for you
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