Abstract

A list of Linux challenges completed on HackerRank.

Bash challenges

The best place to learn about BASH in particular and shell scripting in general is the GNU Bash Reference Manual.

awk

awk

• Shell (awk)
  • awk command 1
    • Objective
      • Resources
    • Task
      • Input Format
      • Output Format
      • Sample Input
      • Sample Output
      • Explanation
    • Solution
  • awk command 2
    • Objective
      • Resources
    • Task
      • Input Format
      • Output Format
      • Sample Input
      • Sample Output
      • Explanation
    • Solution
  • awk command 3
    • An Introduction to awk
    • Task
      • Input Format
      • Output Format
      • Sample Input
      • Sample Output
      • Explanation
    • Solution
  • awk command 4
    • An Introduction to awk
    • Task
      • Input Format
      • Output Format
      • Sample Input
      • Sample Output
      • Explanation

arrays

arrays

• Shell Arrays
  • Concatenate an array to itself
  • Count the Number of Elements in an Array
  • Display an Element of an Array
  • Filter an Array with Patterns
  • Functions and Fractal Trees
  • Lonely Integer
  • Read in an Array
  • Filter an Array with Patterns
  • Slice an Array

cut

• Shell (cut)
  • Cut 1
  • Cut 2
  • Cut 3
  • Cut 4
  • Cut 5
  • Cut 6
  • Cut 7
  • Cut 8
  • Cut 9

grep

• Shell (grep)
  • grep command 1
  • grep command 2
  • grep command 3
  • grep a
  • grep b

paste

• Shell (paste)
  • paste 1
  • paste 2
  • paste 3
  • paste 4

sort

• Shell (sort)
  • sort 1
  • sort 2
  • sort 3
  • sort 4
  • sort 5
  • sort 6
  • sort 7

{term}`sed`

• Shell (sed)
  • Sed command 1
  • Sed command 2
  • Sed command 3
  • Sed command 4
  • Sed command 5

text

• Shell text
  • Head of a Text File 1
  • Head of a Text File 2
  • Middle of a Text File
  • Tail of a Text File 1
  • Tail of a Text File 2

tr

• Shell (tr)
  • tr 1
  • tr 2
  • tr 3

uniq

uniq

• Shell (uniq)
  • Uniq Command 1
    • Problem
      • Sample Input
      • Sample Output
    • Solution
  • Uniq Command 2
    • Problem
      • Sample Input
      • Sample Output
      • Explanation
    • Solution
  • Uniq Command 3
    • Problem
      • Sample Input
      • Sample Output
      • Explanation
    • Solution
  • Uniq Command 4
    • Problem
      • Sample Input
      • Sample Output
      • Explanation
    • Solution

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Intermediate

Intermediate Shell Problems

• Compute the average

Section author: Xander Harris xandertheharris@gmail.com