Julia Track Management

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

Students
16,393
Submissions
207,147
Mentoring Discussions
3,731

The Julia 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: 741cb38f1f1bba47f4a0c2d46ce5edc9702b6aee (Updates should be instant)

Next goal: Implement 127 practice exercises. Find out more.
56 active practice exercises
Started
Attempts
Completions
Mentoring requests
Hello World Hello World
11,426
20,023 (avg. 1.8)
9,399 (82.3%)
0 (0.0%)
Killer Sudoku Helper Killer Sudoku Helper
1,506
5,876 (avg. 3.9)
257 (17.1%)
36 (2.4%)
Leap Leap
6,499
19,949 (avg. 3.1)
4,346 (66.9%)
1,165 (17.9%)
Nucleotide Count Nucleotide Count
4,304
20,820 (avg. 4.8)
2,899 (67.4%)
623 (14.5%)
Pangram Pangram
2,643
12,196 (avg. 4.6)
2,016 (76.3%)
408 (15.4%)
Rotational Cipher Rotational Cipher
1,690
12,334 (avg. 7.3)
1,073 (63.5%)
255 (15.1%)
Difference of Squares Difference of Squares
1,802
6,167 (avg. 3.4)
1,555 (86.3%)
177 (9.8%)
Raindrops Raindrops
1,364
5,251 (avg. 3.8)
1,187 (87.0%)
164 (12.0%)
Secret Handshake Secret Handshake
992
4,927 (avg. 5.0)
764 (77.0%)
142 (14.3%)
Clock Clock
833
6,128 (avg. 7.4)
459 (55.1%)
111 (13.3%)
Robot Name Robot Name
607
3,462 (avg. 5.7)
386 (63.6%)
90 (14.8%)
Darts Darts
1,332
2,632 (avg. 2.0)
1,141 (85.7%)
28 (2.1%)
Hamming Hamming
1,737
4,528 (avg. 2.6)
1,448 (83.4%)
48 (2.8%)
RNA Transcription RNA Transcription
1,387
4,299 (avg. 3.1)
1,171 (84.4%)
28 (2.0%)
Run-Length Encoding Run-Length Encoding
1,017
4,436 (avg. 4.4)
717 (70.5%)
28 (2.8%)
Scrabble Score Scrabble Score
727
2,744 (avg. 3.8)
617 (84.9%)
21 (2.9%)
Word Count Word Count
818
5,320 (avg. 6.5)
578 (70.7%)
26 (3.2%)
ETL ETL
707
1,854 (avg. 2.6)
601 (85.0%)
19 (2.7%)
Reverse String Reverse String
684
2,260 (avg. 3.3)
572 (83.6%)
12 (1.8%)
Allergies Allergies
432
1,889 (avg. 4.4)
328 (75.9%)
14 (3.2%)
Isogram Isogram
561
1,790 (avg. 3.2)
489 (87.2%)
9 (1.6%)
Anagram Anagram
744
2,399 (avg. 3.2)
586 (78.8%)
17 (2.3%)
Minesweeper Minesweeper
385
2,543 (avg. 6.6)
244 (63.4%)
15 (3.9%)
Binary Search Binary Search
731
2,641 (avg. 3.6)
408 (55.8%)
19 (2.6%)
Atbash Cipher Atbash Cipher
526
2,306 (avg. 4.4)
404 (76.8%)
11 (2.1%)
Grains Grains
445
2,701 (avg. 6.1)
366 (82.2%)
6 (1.3%)
Pascal's Triangle Pascal's Triangle
530
1,590 (avg. 3.0)
382 (72.1%)
9 (1.7%)
Collatz Conjecture Collatz Conjecture
577
1,928 (avg. 3.3)
482 (83.5%)
9 (1.6%)
Sieve Sieve
396
1,423 (avg. 3.6)
317 (80.1%)
8 (2.0%)
Luhn Luhn
445
2,111 (avg. 4.7)
329 (73.9%)
6 (1.3%)
Roman Numerals Roman Numerals
406
1,410 (avg. 3.5)
298 (73.4%)
4 (1.0%)
ISBN Verifier ISBN Verifier
325
1,854 (avg. 5.7)
204 (62.8%)
15 (4.6%)
Trinary Trinary
378
1,023 (avg. 2.7)
324 (85.7%)
2 (0.5%)
Custom Set Custom Set
276
2,169 (avg. 7.9)
141 (51.1%)
10 (3.6%)
Rational Numbers Rational Numbers
275
3,072 (avg. 11.2)
128 (46.5%)
12 (4.4%)
Complex Numbers Complex Numbers
350
1,833 (avg. 5.2)
202 (57.7%)
14 (4.0%)
Robot Simulator Robot Simulator
321
1,550 (avg. 4.8)
210 (65.4%)
11 (3.4%)
Circular Buffer Circular Buffer
197
1,573 (avg. 8.0)
109 (55.3%)
14 (7.1%)
Acronym Acronym
352
1,244 (avg. 3.5)
282 (80.1%)
8 (2.3%)
Armstrong Numbers Armstrong Numbers
466
1,199 (avg. 2.6)
389 (83.5%)
8 (1.7%)
Gigasecond Gigasecond
426
668 (avg. 1.6)
346 (81.2%)
12 (2.8%)
Phone Number Phone Number
502
1,518 (avg. 3.0)
385 (76.7%)
22 (4.4%)
Prime Factors Prime Factors
365
1,277 (avg. 3.5)
277 (75.9%)
13 (3.6%)
Triangle Triangle
561
1,612 (avg. 2.9)
450 (80.2%)
20 (3.6%)
Sum of Multiples Sum of Multiples
234
1,414 (avg. 6.0)
196 (83.8%)
13 (5.6%)
Bob Bob
1,222
2,826 (avg. 2.3)
787 (64.4%)
44 (3.6%)
Resistor Color Trio Resistor Color Trio
330
1,068 (avg. 3.2)
265 (80.3%)
3 (0.9%)
Perfect Numbers Perfect Numbers
315
1,070 (avg. 3.4)
252 (80.0%)
5 (1.6%)
Spiral Matrix Spiral Matrix
425
1,270 (avg. 3.0)
274 (64.5%)
11 (2.6%)
All Your Base All Your Base
241
1,389 (avg. 5.8)
165 (68.5%)
4 (1.7%)
Matching Brackets Matching Brackets
329
1,278 (avg. 3.9)
244 (74.2%)
11 (3.3%)
Pythagorean Triplet Pythagorean Triplet
446
1,657 (avg. 3.7)
314 (70.4%)
20 (4.5%)
Alphametics Alphametics
130
939 (avg. 7.2)
52 (40.0%)
3 (2.3%)
Largest Series Product Largest Series Product
188
1,328 (avg. 7.1)
167 (88.8%)
7 (3.7%)
Saddle Points Saddle Points
190
1,071 (avg. 5.6)
154 (81.1%)
9 (4.7%)
Square Root Square Root
240
772 (avg. 3.2)
161 (67.1%)
4 (1.7%)
3 deprecated practice exercises
Started
Attempts
Completions
Mentoring requests
Accumulate Accumulate
67
69 (avg. 1.0)
52 (77.6%)
3 (4.5%)
D&D Character D&D Character
93
90 (avg. 1.0)
63 (67.7%)
1 (1.1%)
Transpose Transpose
204
224 (avg. 1.1)
120 (58.8%)
7 (3.4%)
71 unimplemented practice exercises
Affine Cipher Affine Cipher
Bank Account Bank Account
Binary Search Tree Binary Search Tree
Book Store Book Store
Bottle Song Bottle Song
Bowling Bowling
Change Change
Connect Connect
Crypto Square Crypto Square
DOT DSL DOT DSL
Diamond Diamond
Dominoes Dominoes
Eliud's Eggs Eliud's Eggs
Error Handling Error Handling
Flatten Array Flatten Array
Food Chain Food Chain
Forth Forth
Go Counting Go Counting
Grade School Grade School
Grep Grep
Hangman Hangman
High Scores High Scores
House House
Kindergarten Garden Kindergarten Garden
Knapsack Knapsack
Ledger Ledger
Lens Person Lens Person
Linked List Linked List
List Ops List Ops
Markdown Markdown
Matrix Matrix
Meetup Meetup
Micro Blog Micro Blog
Nth Prime Nth Prime
OCR Numbers OCR Numbers
POV POV
PaaS I/O PaaS I/O
Palindrome Products Palindrome Products
Parallel Letter Frequency Parallel Letter Frequency
Pig Latin Pig Latin
Poker Poker
Protein Translation Protein Translation
Proverb Proverb
Queen Attack Queen Attack
REST API REST API
Rail Fence Cipher Rail Fence Cipher
React React
Rectangles Rectangles
Resistor Color Resistor Color
Resistor Color Duo Resistor Color Duo
SGF Parsing SGF Parsing
Satellite Satellite
Say Say
Series Series
Simple Cipher Simple Cipher
Simple Linked List Simple Linked List
Space Age Space Age
State of Tic-Tac-Toe State of Tic-Tac-Toe
Strain Strain
Sublist Sublist
Tournament Tournament
Tree Building Tree Building
Twelve Days Twelve Days
Two Bucket Two Bucket
Two-Fer Two-Fer
Variable Length Quantity Variable Length Quantity
Word Search Word Search
Wordy Wordy
Yacht Yacht
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: 909745737f454ca92870235aa702a446fd71a64d (Takes up to 10 mins to deploy)

Total Test Runner Runs
192,420
Test Run Pass Rate
28.3% (54404)
Test Run Fail Rate
53.5% (102963)
Test Run Error Rate
18.2% (35053)

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

Next goal: Build an Analyzer. Find out more.