8th Track Management

This page provides the Exercism community with the information and tools needed to manage the 8th track.

Students
2,885
Submissions
9,746
Mentoring Discussions
32

The 8th track needs attention ⚠️

Building

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.

Synced primary repo: c84c0c5db072569e73dab81ac1139e7b52496bc2 (Updates should be instant)

Next goal: Implement at least 30 practice exercises. Find out more.
28 active practice exercises
Started
Attempts
Completions
Mentoring requests
Hello World Hello World
2,180
5,248 (avg. 2.4)
347 (15.9%)
0 (0.0%)
Two Fer Two Fer
238
1,579 (avg. 6.6)
59 (24.8%)
8 (3.4%)
Gigasecond Gigasecond
67
153 (avg. 2.3)
38 (56.7%)
1 (1.5%)
Leap Leap
66
427 (avg. 6.5)
38 (57.6%)
1 (1.5%)
Triangle Triangle
32
399 (avg. 12.5)
23 (71.9%)
2 (6.3%)
Trinary (Base-3) Numbers Trinary (Base-3) Numbers
26
233 (avg. 9.0)
21 (80.8%)
0 (0.0%)
Darts Darts
21
140 (avg. 6.7)
19 (90.5%)
3 (14.3%)
Resistor Color Resistor Color
16
46 (avg. 2.9)
13 (81.3%)
3 (18.8%)
Bob Bob
17
97 (avg. 5.7)
14 (82.4%)
0 (0.0%)
Hamming Hamming
21
61 (avg. 2.9)
16 (76.2%)
0 (0.0%)
Raindrops Raindrops
20
41 (avg. 2.1)
12 (60.0%)
0 (0.0%)
Armstrong Numbers Armstrong Numbers
17
38 (avg. 2.2)
13 (76.5%)
0 (0.0%)
Isogram Isogram
15
21 (avg. 1.4)
12 (80.0%)
1 (6.7%)
Word Count Word Count
14
53 (avg. 3.8)
11 (78.6%)
0 (0.0%)
Acronym Acronym
19
62 (avg. 3.3)
13 (68.4%)
1 (5.3%)
Luhn Credit Card Number Checker Luhn Credit Card Number Checker
20
193 (avg. 9.7)
15 (75.0%)
1 (5.0%)
Collatz Conjecture Collatz Conjecture
18
52 (avg. 2.9)
17 (94.4%)
1 (5.6%)
Series Series
17
195 (avg. 11.5)
14 (82.4%)
2 (11.8%)
Pangram Pangram
15
48 (avg. 3.2)
12 (80.0%)
1 (6.7%)
Atbash Cipher Atbash Cipher
15
158 (avg. 10.5)
12 (80.0%)
3 (20.0%)
Yacht Yacht
13
154 (avg. 11.8)
12 (92.3%)
2 (15.4%)
Roman Numerals Roman Numerals
14
32 (avg. 2.3)
11 (78.6%)
1 (7.1%)
Reverse string Reverse string
23
97 (avg. 4.2)
19 (82.6%)
2 (8.7%)
Affine Cipher Affine Cipher
12
39 (avg. 3.3)
10 (83.3%)
0 (0.0%)
Pythagorean Triplet Pythagorean Triplet
12
93 (avg. 7.8)
7 (58.3%)
0 (0.0%)
Sieve Sieve
9
37 (avg. 4.1)
5 (55.6%)
0 (0.0%)
ETL ETL
6
21 (avg. 3.5)
5 (83.3%)
0 (0.0%)
Eliud's Eggs Eliud's Eggs
8
29 (avg. 3.6)
6 (75.0%)
1 (12.5%)
101 unimplemented practice exercises
All Your Base All Your Base
Allergies Allergies
Alphametics Alphametics
Anagram Anagram
Bank Account Bank Account
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
D&D Character D&D Character
Diamond Diamond
Difference of Squares Difference of Squares
Dominoes Dominoes
DOT DSL DOT DSL
Error Handling Error Handling
Flatten Array Flatten Array
Food Chain Food Chain
Forth Forth
Go Counting Go Counting
Grade School Grade School
Grains Grains
Grep Grep
Hangman Hangman
High Scores High Scores
House House
ISBN Verifier ISBN Verifier
Killer Sudoku Helper Killer Sudoku Helper
Kindergarten Garden Kindergarten Garden
Knapsack Knapsack
Largest Series Product Largest Series Product
Ledger Ledger
Lens Person Lens Person
Linked List Linked List
List Ops List Ops
Markdown Markdown
Matching Brackets Matching Brackets
Matrix Matrix
Meetup Meetup
Micro Blog Micro Blog
Minesweeper Minesweeper
Nth Prime Nth Prime
Nucleotide Count Nucleotide Count
OCR Numbers OCR Numbers
PaaS I/O PaaS I/O
Palindrome Products Palindrome Products
Parallel Letter Frequency Parallel Letter Frequency
Pascal's Triangle Pascal's Triangle
Perfect Numbers Perfect Numbers
Phone Number Phone Number
Pig Latin Pig Latin
Poker Poker
POV POV
Prime Factors Prime Factors
Protein Translation Protein Translation
Proverb Proverb
Queen Attack Queen Attack
Rail Fence Cipher Rail Fence Cipher
Rational Numbers Rational Numbers
React React
Rectangles Rectangles
Resistor Color Duo Resistor Color Duo
Resistor Color Trio Resistor Color Trio
REST API REST API
RNA Transcription RNA Transcription
Robot Name Robot Name
Robot Simulator Robot Simulator
Rotational Cipher Rotational Cipher
Run-Length Encoding Run-Length Encoding
Saddle Points Saddle Points
Satellite Satellite
Say Say
Scrabble Score Scrabble Score
Secret Handshake Secret Handshake
SGF Parsing SGF Parsing
Simple Cipher Simple Cipher
Simple Linked List Simple Linked List
Space Age Space Age
Spiral Matrix Spiral Matrix
Square Root Square Root
State of Tic-Tac-Toe State of Tic-Tac-Toe
Strain Strain
Sublist Sublist
Sum of Multiples Sum of Multiples
Tournament Tournament
Transpose Transpose
Tree Building Tree Building
Twelve Days Twelve Days
Two Bucket Two Bucket
Variable Length Quantity Variable Length Quantity
Word Search Word Search
Wordy Wordy
Zebra Puzzle Zebra Puzzle
Zipper Zipper

Programming Tags

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Help manage the tags used to group, filter and recommend solutions, approaches and articles.

0 tags

Test Runner

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

Current version: e9bbcb56e8f152158c069c3118a13687b984c735 (Takes up to 10 mins to deploy)

Next goal: Get Test Runners to Version 2. 8th is currently utilising a Version 1 Test Runner. Find out more.
Total Test Runner Runs
9,708
Test Run Pass Rate
13.6% (1323)
Test Run Fail Rate
25.2% (2448)
Test Run Error Rate
61.2% (5937)

Representer

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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.

Analyzer

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Build an Analyzer for 8th: Exercism's analyzers automatically assess student's submissions and provide mentor-style commentary.

Next goal: Build an Analyzer. Find out more.