OCaml Track Management

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

Students
4,517
Submissions
46,167
Mentoring Discussions
1,154

The OCaml 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: c134aa2b371bf9b121e1d472ce33b48736ccfccc (Updates should be instant)

Next goal: Implement at least 50 practice exercises. Find out more.
45 active practice exercises
Started
Attempts
Completions
Mentoring requests
Hello World Hello World
3,287
5,293 (avg. 1.6)
2,799 (85.2%)
2 (0.1%)
Leap Leap
2,328
6,364 (avg. 2.7)
1,517 (65.2%)
285 (12.2%)
Difference of Squares Difference of Squares
1,242
5,645 (avg. 4.5)
899 (72.4%)
114 (9.2%)
Hamming Hamming
1,148
7,026 (avg. 6.1)
718 (62.5%)
145 (12.6%)
Nucleotide Count Nucleotide Count
664
4,650 (avg. 7.0)
323 (48.6%)
82 (12.3%)
Raindrops Raindrops
565
1,617 (avg. 2.9)
457 (80.9%)
75 (13.3%)
Reverse String Reverse String
55
169 (avg. 3.1)
41 (74.5%)
1 (1.8%)
RNA Transcription RNA Transcription
465
869 (avg. 1.9)
393 (84.5%)
47 (10.1%)
Acronym Acronym
312
1,410 (avg. 4.5)
213 (68.3%)
26 (8.3%)
Allergies Allergies
225
572 (avg. 2.5)
150 (66.7%)
9 (4.0%)
Anagram Anagram
331
749 (avg. 2.3)
228 (68.9%)
30 (9.1%)
Binary Search Tree Binary Search Tree
224
747 (avg. 3.3)
129 (57.6%)
1 (0.4%)
Bob Bob
321
1,138 (avg. 3.5)
250 (77.9%)
45 (14.0%)
ETL ETL
251
511 (avg. 2.0)
198 (78.9%)
30 (12.0%)
Grade School Grade School
236
568 (avg. 2.4)
176 (74.6%)
36 (15.3%)
Pangram Pangram
206
425 (avg. 2.1)
155 (75.2%)
24 (11.7%)
Space Age Space Age
258
496 (avg. 1.9)
193 (74.8%)
30 (11.6%)
Triangle Triangle
242
590 (avg. 2.4)
196 (81.0%)
27 (11.2%)
All Your Base All Your Base
199
662 (avg. 3.3)
124 (62.3%)
9 (4.5%)
Beer Song Beer Song
156
418 (avg. 2.7)
119 (76.3%)
7 (4.5%)
Binary Search Binary Search
177
542 (avg. 3.1)
119 (67.2%)
12 (6.8%)
Luhn Luhn
154
445 (avg. 2.9)
107 (69.5%)
10 (6.5%)
Matching Brackets Matching Brackets
190
460 (avg. 2.4)
133 (70.0%)
19 (10.0%)
Phone Number Phone Number
137
262 (avg. 1.9)
93 (67.9%)
11 (8.0%)
Word Count Word Count
166
490 (avg. 3.0)
121 (72.9%)
12 (7.2%)
Prime Factors Prime Factors
110
347 (avg. 3.2)
74 (67.3%)
7 (6.4%)
Roman Numerals Roman Numerals
92
178 (avg. 1.9)
62 (67.4%)
2 (2.2%)
Run-Length Encoding Run-Length Encoding
108
398 (avg. 3.7)
70 (64.8%)
3 (2.8%)
Say Say
83
172 (avg. 2.1)
49 (59.0%)
4 (4.8%)
Change Change
72
236 (avg. 3.3)
34 (47.2%)
5 (6.9%)
List Ops List Ops
178
911 (avg. 5.1)
105 (59.0%)
33 (18.5%)
Palindrome Products Palindrome Products
69
159 (avg. 2.3)
26 (37.7%)
3 (4.3%)
Rectangles Rectangles
55
104 (avg. 1.9)
24 (43.6%)
2 (3.6%)
Robot Name Robot Name
74
140 (avg. 1.9)
41 (55.4%)
5 (6.8%)
Atbash Cipher Atbash Cipher
66
150 (avg. 2.3)
36 (54.5%)
2 (3.0%)
Bowling Bowling
63
58 (avg. 0.9)
30 (47.6%)
0 (0.0%)
Dominoes Dominoes
49
82 (avg. 1.7)
22 (44.9%)
4 (8.2%)
Minesweeper Minesweeper
71
62 (avg. 0.9)
37 (52.1%)
2 (2.8%)
Connect Connect
58
57 (avg. 1.0)
19 (32.8%)
1 (1.7%)
Custom Set Custom Set
93
184 (avg. 2.0)
40 (43.0%)
9 (9.7%)
Forth Forth
72
231 (avg. 3.2)
28 (38.9%)
1 (1.4%)
Meetup Meetup
51
41 (avg. 0.8)
22 (43.1%)
1 (2.0%)
Hangman Hangman
68
62 (avg. 0.9)
29 (42.6%)
4 (5.9%)
React React
86
368 (avg. 4.3)
22 (25.6%)
0 (0.0%)
Zipper Zipper
86
91 (avg. 1.1)
29 (33.7%)
3 (3.5%)
1 deprecated practice exercises
Started
Attempts
Completions
Mentoring requests
Hexadecimal Hexadecimal
11
18 (avg. 1.6)
11 (100.0%)
2 (18.2%)
84 unimplemented practice exercises
Affine Cipher Affine Cipher
Alphametics Alphametics
Armstrong Numbers Armstrong Numbers
Bank Account Bank Account
Book Store Book Store
Bottle Song Bottle Song
Circular Buffer Circular Buffer
Clock Clock
Collatz Conjecture Collatz Conjecture
Complex Numbers Complex Numbers
Crypto Square Crypto Square
D&D Character D&D Character
Darts Darts
Diamond Diamond
DOT DSL DOT DSL
Eliud's Eggs Eliud's Eggs
Error Handling Error Handling
Flatten Array Flatten Array
Food Chain Food Chain
Gigasecond Gigasecond
Go Counting Go Counting
Grains Grains
Grep Grep
High Scores High Scores
House House
ISBN Verifier ISBN Verifier
Isogram Isogram
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
Markdown Markdown
Matrix Matrix
Micro Blog Micro Blog
Nth Prime Nth Prime
OCR Numbers OCR Numbers
PaaS I/O PaaS I/O
Parallel Letter Frequency Parallel Letter Frequency
Pascal's Triangle Pascal's Triangle
Perfect Numbers Perfect Numbers
Pig Latin Pig Latin
Poker Poker
POV POV
Protein Translation Protein Translation
Proverb Proverb
Pythagorean Triplet Pythagorean Triplet
Queen Attack Queen Attack
Rail Fence Cipher Rail Fence Cipher
Rational Numbers Rational Numbers
Resistor Color Resistor Color
Resistor Color Duo Resistor Color Duo
Resistor Color Trio Resistor Color Trio
REST API REST API
Robot Simulator Robot Simulator
Rotational Cipher Rotational Cipher
Saddle Points Saddle Points
Satellite Satellite
Scrabble Score Scrabble Score
Secret Handshake Secret Handshake
Series Series
SGF Parsing SGF Parsing
Sieve Sieve
Simple Cipher Simple Cipher
Simple Linked List Simple Linked List
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
Two-Fer Two-Fer
Variable Length Quantity Variable Length Quantity
Word Search Word Search
Wordy Wordy
Yacht Yacht
Zebra Puzzle Zebra Puzzle

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: 984abf6d358750a53e21bb4fe17b3724dfcd7034 (Takes up to 10 mins to deploy)

Total Test Runner Runs
42,646
Test Run Pass Rate
26.9% (11473)
Test Run Fail Rate
36.3% (15477)
Test Run Error Rate
36.8% (15696)

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

Next goal: Build an Analyzer. Find out more.