Julia impact and status on Exercism

Julia

17,427 students

About Julia

Practice

61 contributors

183 mentors

Julia Track Management

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

Students

17,427

Submissions

230,194

Mentoring Discussions

3,785

The Julia track needs attention ⚠️

Building

Practice Exercises

Learn More

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: ea67d2f9f2b678fba9bb401dcb8caee47827641a (Updates should be instant)

Next goal: Implement 128 practice exercises. Find out more.

59 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

12,514

21,823 (avg. 1.7)

10,291 (82.2%)

0 (0.0%)

Killer Sudoku Helper

1,770

6,484 (avg. 3.7)

304 (17.2%)

43 (2.4%)

Leap

6,857

21,374 (avg. 3.1)

4,616 (67.3%)

1,171 (17.1%)

Nucleotide Count

4,576

22,663 (avg. 5.0)

3,064 (67.0%)

631 (13.8%)

Pangram

2,825

13,167 (avg. 4.7)

2,154 (76.2%)

411 (14.5%)

Rotational Cipher

1,801

13,712 (avg. 7.6)

1,148 (63.7%)

260 (14.4%)

Difference of Squares

1,937

6,647 (avg. 3.4)

1,677 (86.6%)

178 (9.2%)

Raindrops

1,505

5,800 (avg. 3.9)

1,304 (86.6%)

167 (11.1%)

Secret Handshake

1,072

5,456 (avg. 5.1)

825 (77.0%)

144 (13.4%)

Clock

895

6,720 (avg. 7.5)

498 (55.6%)

114 (12.7%)

Robot Name

651

3,786 (avg. 5.8)

416 (63.9%)

90 (13.8%)

Darts

1,414

2,836 (avg. 2.0)

1,210 (85.6%)

29 (2.1%)

Hamming

1,814

4,988 (avg. 2.7)

1,518 (83.7%)

50 (2.8%)

RNA Transcription

1,457

4,799 (avg. 3.3)

1,225 (84.1%)

29 (2.0%)

Run-Length Encoding

1,077

4,976 (avg. 4.6)

762 (70.8%)

31 (2.9%)

Scrabble Score

788

3,031 (avg. 3.8)

669 (84.9%)

23 (2.9%)

Word Count

882

5,787 (avg. 6.6)

628 (71.2%)

27 (3.1%)

ETL

758

2,011 (avg. 2.7)

644 (85.0%)

19 (2.5%)

Reverse String

774

2,588 (avg. 3.3)

650 (84.0%)

13 (1.7%)

Allergies

485

2,214 (avg. 4.6)

369 (76.1%)

15 (3.1%)

Isogram

609

2,003 (avg. 3.3)

529 (86.9%)

9 (1.5%)

Anagram

785

2,588 (avg. 3.3)

621 (79.1%)

18 (2.3%)

Minesweeper

425

2,851 (avg. 6.7)

269 (63.3%)

15 (3.5%)

Binary Search

782

2,942 (avg. 3.8)

436 (55.8%)

19 (2.4%)

Atbash Cipher

561

2,542 (avg. 4.5)

433 (77.2%)

11 (2.0%)

Grains

481

2,981 (avg. 6.2)

399 (83.0%)

6 (1.2%)

Pascal's Triangle

580

1,829 (avg. 3.2)

423 (72.9%)

9 (1.6%)

Collatz Conjecture

625

2,108 (avg. 3.4)

521 (83.4%)

9 (1.4%)

Sieve

445

1,605 (avg. 3.6)

356 (80.0%)

8 (1.8%)

Luhn

483

2,355 (avg. 4.9)

360 (74.5%)

6 (1.2%)

Roman Numerals

674

3,365 (avg. 5.0)

531 (78.8%)

8 (1.2%)

ISBN Verifier

351

2,051 (avg. 5.8)

227 (64.7%)

15 (4.3%)

Trinary

411

1,138 (avg. 2.8)

351 (85.4%)

2 (0.5%)

Custom Set

304

2,596 (avg. 8.5)

159 (52.3%)

11 (3.6%)

Rational Numbers

300

3,254 (avg. 10.8)

140 (46.7%)

14 (4.7%)

Complex Numbers

379

2,069 (avg. 5.5)

226 (59.6%)

17 (4.5%)

Robot Simulator

346

1,708 (avg. 4.9)

231 (66.8%)

12 (3.5%)

Circular Buffer

230

1,745 (avg. 7.6)

123 (53.5%)

14 (6.1%)

Acronym

393

1,462 (avg. 3.7)

313 (79.6%)

8 (2.0%)

Armstrong Numbers

503

1,296 (avg. 2.6)

420 (83.5%)

8 (1.6%)

Gigasecond

451

712 (avg. 1.6)

365 (80.9%)

12 (2.7%)

Phone Number

527

1,750 (avg. 3.3)

405 (76.9%)

22 (4.2%)

Prime Factors

394

1,422 (avg. 3.6)

301 (76.4%)

14 (3.6%)

Triangle

588

1,727 (avg. 2.9)

474 (80.6%)

20 (3.4%)

Sum of Multiples

265

1,615 (avg. 6.1)

225 (84.9%)

14 (5.3%)

Bob

1,246

2,958 (avg. 2.4)

809 (64.9%)

44 (3.5%)

Resistor Color

72 (avg. 2.7)

22 (81.5%)

0 (0.0%)

Resistor Color Trio

352

1,292 (avg. 3.7)

285 (81.0%)

3 (0.9%)

Perfect Numbers

344

1,331 (avg. 3.9)

276 (80.2%)

5 (1.5%)

Spiral Matrix

454

1,508 (avg. 3.3)

297 (65.4%)

11 (2.4%)

All Your Base

261

1,513 (avg. 5.8)

180 (69.0%)

4 (1.5%)

Matching Brackets

350

1,336 (avg. 3.8)

258 (73.7%)

11 (3.1%)

Pythagorean Triplet

481

1,805 (avg. 3.8)

336 (69.9%)

23 (4.8%)

Alphametics

148

1,069 (avg. 7.2)

64 (43.2%)

3 (2.0%)

Largest Series Product

213

1,442 (avg. 6.8)

189 (88.7%)

8 (3.8%)

Saddle Points

223

1,229 (avg. 5.5)

176 (78.9%)

10 (4.5%)

Square Root

336

1,095 (avg. 3.3)

237 (70.5%)

7 (2.1%)

Space Age

203 (avg. 3.4)

54 (90.0%)

0 (0.0%)

Two-Fer

189 (avg. 3.6)

36 (69.2%)

0 (0.0%)

3 deprecated practice exercises

Started

Attempts

Completions

Mentoring requests

Accumulate

69 (avg. 1.0)

52 (77.6%)

3 (4.5%)

D&D Character

90 (avg. 1.0)

63 (67.7%)

1 (1.1%)

Transpose

204

263 (avg. 1.3)

121 (59.3%)

7 (3.4%)

69 unimplemented practice exercises

Affine Cipher

Bank Account

Binary Search Tree

Book Store

Bottle Song

Bowling

Change

Connect

Conway's Game of Life

Crypto Square

Diamond

Dominoes

DOT DSL

Eliud's Eggs

Error Handling

Flatten Array

Food Chain

Forth

Go Counting

Grade School

Grep

Hangman

High Scores

House

Kindergarten Garden

Knapsack

Ledger

Lens Person

Linked List

List Ops

Markdown

Matrix

Meetup

Micro Blog

Nth Prime

OCR Numbers

PaaS I/O

Palindrome Products

Parallel Letter Frequency

Pig Latin

Poker

POV

Protein Translation

Proverb

Queen Attack

Rail Fence Cipher

React

Rectangles

Resistor Color Duo

REST API

Satellite

Say

Series

SGF Parsing

Simple Cipher

Simple Linked List

State of Tic-Tac-Toe

Strain

Sublist

Tournament

Tree Building

Twelve Days

Two Bucket

Variable Length Quantity

Word Search

Wordy

Yacht

Zebra Puzzle

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: 5b972f3f26357a49af67ecb8d02777e26a979268 (Takes up to 10 mins to deploy)

Total Test Runner Runs

217,388

Test Run Pass Rate

27.9% (60574)

Test Run Fail Rate

54.0% (117455)

Test Run Error Rate

18.1% (39359)

Representer

Learn More

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

Learn More

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

Next goal: Build an Analyzer. Find out more.

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3,970

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