114
students have developed their jq skills on Exercism.

Students
114
Submissions
1,682
Mentoring Discussions
2

The jq track needs attention ⚠️

Building

Build

Use your knowledge to build the jq track itself

Create the jq syllabus

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Help create the track syllabus: is a set of concepts and learning exercises put together to teach foundational elements of the programming language.

Next goal: Create a complete syllabus with at least 20 concepts. Find out more.

Usage statistics

12 concepts being taught
Ba
Basics
27 learnt
Nu
Numbers
18 learnt
St
Strings
14 learnt
Ar
Arrays
11 learnt
Ob
Objects
9 learnt
Va
Variables
11 learnt
Co
Compare
7 learnt
Co
Conditionals
7 learnt
Fu
Functions
8 learnt
Re
Reduce
4 learnt
Re
Recursion
3 learnt
Re
Regular Expressions
4 learnt
11 active learning exercises
Started
Attempts
Completions
Mentoring requests
Shopping List Shopping List
53
785 (avg. 14.8)
27 (50.9%)
1 (1.9%)
Assembly Line Assembly Line
19
72 (avg. 3.8)
18 (94.7%)
0 (0.0%)
Log Line Parser Log Line Parser
18
58 (avg. 3.2)
14 (77.8%)
0 (0.0%)
Bird Count Bird Count
11
46 (avg. 4.2)
11 (100.0%)
0 (0.0%)
High Score Board High Score Board
9
67 (avg. 7.4)
9 (100.0%)
0 (0.0%)
Lasagna Lasagna
11
66 (avg. 6.0)
11 (100.0%)
1 (9.1%)
Vehicle Purchase Vehicle Purchase
7
27 (avg. 3.9)
7 (100.0%)
0 (0.0%)
Remote Control Car Remote Control Car
8
37 (avg. 4.6)
8 (100.0%)
0 (0.0%)
Grade Stats Grade Stats
4
6 (avg. 1.5)
4 (100.0%)
0 (0.0%)
Recursive Functions Recursive Functions
3
8 (avg. 2.7)
3 (100.0%)
0 (0.0%)
Regular Chatbot Regular Chatbot
4
23 (avg. 5.8)
4 (100.0%)
0 (0.0%)

Build Test Runners

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Create Test Runners that have the single responsibility of taking a solution, running all tests and returning a standardized output.

Usage statistics

Total Test Runner Runs
1,679
Test Run Pass Rate
29.0% (487)
Test Run Fail Rate
70.4% (1182)
Test Run Error Rate
0.6% (10)

Build Analyzers

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Build an Analyzer for jq: Exercism's analyzers automatically assess student's submissions and provide mentor-style commentary.

Next goal: Build an Analyzer. Find out more.

Build Representers

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Build a Representer: a bit of code that has the single responsibility of taking a solution and returning a normalized representation of it.

Next goal: Build a Representer. Find out more.

Create Practice Exercises

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Practice Exercises are exercises designed to allow students to solve an arbitrary problem, with the aim of them making use of the concepts they have learned so far.

Next goal: Implement at least 40 practice exercises. Find out more.

Usage statistics

35 active practice exercises
Started
Attempts
Completions
Mentoring requests
Hello World Hello World
77
97 (avg. 1.3)
69 (89.6%)
0 (0.0%)
Two Fer Two Fer
10
30 (avg. 3.0)
10 (100.0%)
0 (0.0%)
Raindrops Raindrops
8
15 (avg. 1.9)
7 (87.5%)
0 (0.0%)
Leap Leap
9
19 (avg. 2.1)
9 (100.0%)
0 (0.0%)
Rna Transcription Rna Transcription
4
11 (avg. 2.8)
4 (100.0%)
0 (0.0%)
Darts Darts
7
12 (avg. 1.7)
7 (100.0%)
0 (0.0%)
Resistor Color Resistor Color
7
14 (avg. 2.0)
6 (85.7%)
0 (0.0%)
Resistor Color Duo Resistor Color Duo
5
19 (avg. 3.8)
5 (100.0%)
0 (0.0%)
Reverse String Reverse String
10
27 (avg. 2.7)
10 (100.0%)
0 (0.0%)
Hamming Hamming
8
49 (avg. 6.1)
8 (100.0%)
0 (0.0%)
Collatz Conjecture Collatz Conjecture
7
21 (avg. 3.0)
6 (85.7%)
0 (0.0%)
Bob Bob
5
7 (avg. 1.4)
4 (80.0%)
0 (0.0%)
Nucleotide Count Nucleotide Count
4
10 (avg. 2.5)
4 (100.0%)
0 (0.0%)
Scrabble Score Scrabble Score
4
7 (avg. 1.8)
4 (100.0%)
0 (0.0%)
Space Age Space Age
4
9 (avg. 2.3)
4 (100.0%)
0 (0.0%)
Isogram Isogram
4
16 (avg. 4.0)
4 (100.0%)
0 (0.0%)
ETL ETL
4
5 (avg. 1.3)
4 (100.0%)
0 (0.0%)
Resistor Color Trio Resistor Color Trio
5
9 (avg. 1.8)
4 (80.0%)
0 (0.0%)
Gigasecond Gigasecond
4
12 (avg. 3.0)
4 (100.0%)
0 (0.0%)
Proverb Proverb
5
8 (avg. 1.6)
5 (100.0%)
0 (0.0%)
Run Length Encoding Run Length Encoding
4
4 (avg. 1.0)
3 (75.0%)
0 (0.0%)
Anagram Anagram
3
10 (avg. 3.3)
3 (100.0%)
0 (0.0%)
Transpose Transpose
4
17 (avg. 4.3)
3 (75.0%)
0 (0.0%)
Protein Translation Protein Translation
4
6 (avg. 1.5)
3 (75.0%)
0 (0.0%)
Beer Song Beer Song
4
3 (avg. 0.8)
3 (75.0%)
0 (0.0%)
Square Root Square Root
4
4 (avg. 1.0)
3 (75.0%)
0 (0.0%)
Sieve Sieve
3
3 (avg. 1.0)
3 (100.0%)
0 (0.0%)
Atbash Cipher Atbash Cipher
4
15 (avg. 3.8)
3 (75.0%)
0 (0.0%)
Meetup Meetup
4
7 (avg. 1.8)
3 (75.0%)
0 (0.0%)
Nth Prime Nth Prime
4
10 (avg. 2.5)
3 (75.0%)
0 (0.0%)
Satellite Satellite
3
4 (avg. 1.3)
1 (33.3%)
0 (0.0%)
Knapsack Knapsack
2
2 (avg. 1.0)
1 (50.0%)
0 (0.0%)
Two Bucket Two Bucket
3
2 (avg. 0.7)
2 (66.7%)
0 (0.0%)
Forth Forth
2
1 (avg. 0.5)
1 (50.0%)
0 (0.0%)
Zebra Puzzle Zebra Puzzle
2
2 (avg. 1.0)
1 (50.0%)
0 (0.0%)
80 unimplemented practice exercises
Acronym Acronym
Affine Cipher Affine Cipher
All Your Base All Your Base
Alphametics Alphametics
Armstrong Numbers Armstrong Numbers
Binary Search Binary Search
Binary Search Tree Binary Search Tree
Book Store Book Store
Bottle Song Bottle Song
Bowling Bowling
Change Change
Circular Buffer Circular Buffer
Clock Clock
Complex Numbers Complex Numbers
Connect Connect
Crypto Square Crypto Square
Custom Set Custom Set
DOT DSL DOT DSL
Diamond Diamond
Difference of Squares Difference of Squares
Dominoes Dominoes
Error Handling Error Handling
Flatten Array Flatten Array
Food Chain Food Chain
Go Counting Go Counting
Grade School Grade School
High Scores High Scores
House House
ISBN Verifier ISBN Verifier
Killer Sudoku Helper Killer Sudoku Helper
Kindergarten Garden Kindergarten Garden
Largest Series Product Largest Series Product
Lens Person Lens Person
Linked List Linked List
List Ops List Ops
Luhn Luhn
Matching Brackets Matching Brackets
Matrix Matrix
Micro Blog Micro Blog
Minesweeper Minesweeper
OCR Numbers OCR Numbers
POV POV
Palindrome Products Palindrome Products
Pangram Pangram
Pascal's Triangle Pascal's Triangle
Perfect Numbers Perfect Numbers
Phone Number Phone Number
Pig Latin Pig Latin
Poker Poker
Prime Factors Prime Factors
Pythagorean Triplet Pythagorean Triplet
Queen Attack Queen Attack
REST API REST API
Rail Fence Cipher Rail Fence Cipher
Rational Numbers Rational Numbers
React React
Rectangles Rectangles
Robot Simulator Robot Simulator
Roman Numerals Roman Numerals
Rotational Cipher Rotational Cipher
SGF Parsing SGF Parsing
Saddle Points Saddle Points
Say Say
Scale Generator Scale Generator
Series Series
Simple Cipher Simple Cipher
Simple Linked List Simple Linked List
Spiral Matrix Spiral Matrix
State of Tic-Tac-Toe State of Tic-Tac-Toe
Strain Strain
Sublist Sublist
Sum of Multiples Sum of Multiples
Tournament Tournament
Triangle Triangle
Twelve Days Twelve Days
Word Count Word Count
Word Search Word Search
Wordy Wordy
Yacht Yacht
Zipper Zipper
14 foregone practice exercises
Allergies Allergies
Bank Account Bank Account
D&D Character D&D Character
Grains Grains
Grep Grep
Hangman Hangman
Ledger Ledger
Markdown Markdown
PaaS I/O PaaS I/O
Parallel Letter Frequency Parallel Letter Frequency
Robot Name Robot Name
Secret Handshake Secret Handshake
Tree Building Tree Building
Variable Length Quantity Variable Length Quantity