Slice an Array – HackerRank Solution

In this post, we will solve Slice an Array HackerRank Solution. This problem (Slice an Array) is a part of Linux Shell series.

Task

Given a list of countries, each on a new line, your task is to read them into an array. Then slice the array and display only the elements lying between positions 3 and 7, both inclusive. Indexing starts from from 0.

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 sliced portion of the array of country names, with a space between each of them.

Sample Input

Namibia  
Nauru  
Nepal
Netherlands
NewZealand
Nicaragua
Niger
Nigeria
NorthKorea
Norway

Sample Output

Netherlands NewZealand Nicaragua Niger Nigeria

Explanation

We displayed the sliced portion of the array.

Solution – Slice an Array – HackerRank Solution

# Given a list of countries, each on a new line, your task is to read them into an array. Then slice the array and display only the elements lying between positions 3 and 7, both inclusive. Indexing starts from from 0.
arr=($(cat))
echo ${arr[@]:3:5}

Note: This problem (Slice an Array) is generated by HackerRank but the solution is provided by CodingBroz. This tutorial is only for Educational and Learning purpose.