Lisp Flavoured Erlang
Lisp Flavoured Erlang
About Lisp Flavoured ErlangPractice

Lisp Flavoured Erlang Track Management

This page provides the Exercism community with the information and tools needed to manage the Lisp Flavoured Erlang track.

Students
335
Submissions
2,798
Mentoring Discussions
24

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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: 28622ec7cefbed1b4f016f662ada69f8b0bb578b (Updates should be instant)

Next goal: Implement 132 practice exercises. Find out more.
62 active practice exercises
Started
Attempts
Completions
Mentoring requests
Hello World Hello World
213
223 (avg. 1.0)
169 (79.3%)
0 (0.0%)
Acronym Acronym
12
70 (avg. 5.8)
1 (8.3%)
0 (0.0%)
Anagram Anagram
43
171 (avg. 4.0)
26 (60.5%)
0 (0.0%)
Armstrong Numbers Armstrong Numbers
3
8 (avg. 2.7)
3 (100.0%)
0 (0.0%)
Atbash Cipher Atbash Cipher
13
48 (avg. 3.7)
7 (53.8%)
0 (0.0%)
Binary Binary
14
95 (avg. 6.8)
7 (50.0%)
0 (0.0%)
Bob Bob
21
100 (avg. 4.8)
15 (71.4%)
3 (14.3%)
Collatz Conjecture Collatz Conjecture
5
26 (avg. 5.2)
2 (40.0%)
0 (0.0%)
Darts Darts
4
7 (avg. 1.8)
3 (75.0%)
0 (0.0%)
Difference of Squares Difference of Squares
11
25 (avg. 2.3)
9 (81.8%)
0 (0.0%)
Gigasecond Gigasecond
8
43 (avg. 5.4)
1 (12.5%)
0 (0.0%)
Grains Grains
13
22 (avg. 1.7)
10 (76.9%)
1 (7.7%)
Hamming Hamming
15
39 (avg. 2.6)
11 (73.3%)
1 (6.7%)
High Scores High Scores
3
2 (avg. 0.7)
2 (66.7%)
0 (0.0%)
Isogram Isogram
3
7 (avg. 2.3)
2 (66.7%)
0 (0.0%)
Leap Leap
74
169 (avg. 2.3)
57 (77.0%)
9 (12.2%)
Nucleotide Count Nucleotide Count
9
34 (avg. 3.8)
6 (66.7%)
0 (0.0%)
Perfect Numbers Perfect Numbers
3
9 (avg. 3.0)
2 (66.7%)
0 (0.0%)
Resistor Color Resistor Color
5
19 (avg. 3.8)
3 (60.0%)
0 (0.0%)
Resistor Color Duo Resistor Color Duo
3
31 (avg. 10.3)
1 (33.3%)
0 (0.0%)
Queen Attack Queen Attack
4
8 (avg. 2.0)
2 (50.0%)
0 (0.0%)
RNA Transcription RNA Transcription
29
42 (avg. 1.4)
25 (86.2%)
6 (20.7%)
Secret Handshake Secret Handshake
3
8 (avg. 2.7)
2 (66.7%)
0 (0.0%)
Space Age Space Age
11
40 (avg. 3.6)
8 (72.7%)
0 (0.0%)
Strain Strain
13
15 (avg. 1.2)
10 (76.9%)
0 (0.0%)
Sum of Multiples Sum of Multiples
16
23 (avg. 1.4)
11 (68.8%)
2 (12.5%)
Trinary Trinary
7
12 (avg. 1.7)
2 (28.6%)
0 (0.0%)
Two-Fer Two-Fer
4
24 (avg. 6.0)
2 (50.0%)
0 (0.0%)
Raindrops Raindrops
8
13 (avg. 1.6)
3 (37.5%)
0 (0.0%)
Eliud's Eggs Eliud's Eggs
3
5 (avg. 1.7)
1 (33.3%)
0 (0.0%)
Reverse String Reverse String
5
34 (avg. 6.8)
1 (20.0%)
0 (0.0%)
Rotational Cipher Rotational Cipher
3
11 (avg. 3.7)
2 (66.7%)
0 (0.0%)
Scrabble Score Scrabble Score
3
27 (avg. 9.0)
1 (33.3%)
0 (0.0%)
Protein Translation Protein Translation
4
48 (avg. 12.0)
1 (25.0%)
0 (0.0%)
D&D Character D&D Character
3
6 (avg. 2.0)
1 (33.3%)
0 (0.0%)
Pangram Pangram
3
11 (avg. 3.7)
1 (33.3%)
0 (0.0%)
List Ops List Ops
3
31 (avg. 10.3)
1 (33.3%)
0 (0.0%)
Triangle Triangle
4
7 (avg. 1.8)
2 (50.0%)
0 (0.0%)
Binary Search Binary Search
3
15 (avg. 5.0)
1 (33.3%)
0 (0.0%)
Square Root Square Root
5
9 (avg. 1.8)
3 (60.0%)
0 (0.0%)
Yacht Yacht
3
20 (avg. 6.7)
2 (66.7%)
0 (0.0%)
Allergies Allergies
40
155 (avg. 3.9)
5 (12.5%)
0 (0.0%)
Bank Account Bank Account
9
130 (avg. 14.4)
1 (11.1%)
1 (11.1%)
Clock Clock
8
135 (avg. 16.9)
2 (25.0%)
0 (0.0%)
ETL ETL
6
135 (avg. 22.5)
1 (16.7%)
0 (0.0%)
Grade School Grade School
8
12 (avg. 1.5)
3 (37.5%)
0 (0.0%)
Kindergarten Garden Kindergarten Garden
3
8 (avg. 2.7)
2 (66.7%)
0 (0.0%)
Largest Series Product Largest Series Product
6
16 (avg. 2.7)
1 (16.7%)
0 (0.0%)
Luhn Luhn
7
107 (avg. 15.3)
2 (28.6%)
0 (0.0%)
Matching Brackets Matching Brackets
3
37 (avg. 12.3)
2 (66.7%)
0 (0.0%)
Meetup Meetup
5
63 (avg. 12.6)
1 (20.0%)
0 (0.0%)
Parallel Letter Frequency Parallel Letter Frequency
8
64 (avg. 8.0)
2 (25.0%)
0 (0.0%)
Pascal's Triangle Pascal's Triangle
3
5 (avg. 1.7)
2 (66.7%)
0 (0.0%)
Phone Number Phone Number
8
35 (avg. 4.4)
3 (37.5%)
0 (0.0%)
Robot Simulator Robot Simulator
7
46 (avg. 6.6)
3 (42.9%)
0 (0.0%)
Series Series
5
4 (avg. 0.8)
1 (20.0%)
0 (0.0%)
Word Count Word Count
9
7 (avg. 0.8)
4 (44.4%)
0 (0.0%)
Roman Numerals Roman Numerals
4
5 (avg. 1.3)
1 (25.0%)
0 (0.0%)
Sieve Sieve
4
42 (avg. 10.5)
2 (50.0%)
0 (0.0%)
Beer Song Beer Song
7
32 (avg. 4.6)
1 (14.3%)
0 (0.0%)
Circular Buffer Circular Buffer
9
190 (avg. 21.1)
2 (22.2%)
1 (11.1%)
Knapsack Knapsack
2
3 (avg. 1.5)
1 (50.0%)
0 (0.0%)
1 deprecated practice exercises
Started
Attempts
Completions
Mentoring requests
Accumulate Accumulate
3
10 (avg. 3.3)
3 (100.0%)
2 (66.7%)
70 unimplemented practice exercises
Affine Cipher Affine Cipher
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All Your Base All Your Base
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Alphametics Alphametics
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Binary Search Tree Binary Search Tree
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Book Store Book Store
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Bottle Song Bottle Song
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Bowling Bowling
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Change Change
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Complex Numbers Complex Numbers
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Connect Connect
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Conway's Game of Life Conway's Game of Life
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Crypto Square Crypto Square
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Custom Set Custom Set
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Diamond Diamond
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Dominoes Dominoes
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DOT DSL DOT DSL
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Error Handling Error Handling
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Flatten Array Flatten Array
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Food Chain Food Chain
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Forth Forth
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Go Counting Go Counting
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Grep Grep
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Hangman Hangman
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House House
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ISBN Verifier ISBN Verifier
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Killer Sudoku Helper Killer Sudoku Helper
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Ledger Ledger
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Lens Person Lens Person
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Linked List Linked List
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Markdown Markdown
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Matrix Matrix
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Micro Blog Micro Blog
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Minesweeper Minesweeper
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Nth Prime Nth Prime
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OCR Numbers OCR Numbers
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PaaS I/O PaaS I/O
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Palindrome Products Palindrome Products
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Pig Latin Pig Latin
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Poker Poker
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POV POV
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Prime Factors Prime Factors
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Proverb Proverb
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Pythagorean Triplet Pythagorean Triplet
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Rail Fence Cipher Rail Fence Cipher
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Rational Numbers Rational Numbers
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React React
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Rectangles Rectangles
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Resistor Color Trio Resistor Color Trio
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REST API REST API
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Robot Name Robot Name
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Run-Length Encoding Run-Length Encoding
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Saddle Points Saddle Points
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Satellite Satellite
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Say Say
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SGF Parsing SGF Parsing
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Simple Cipher Simple Cipher
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Simple Linked List Simple Linked List
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Spiral Matrix Spiral Matrix
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State of Tic-Tac-Toe State of Tic-Tac-Toe
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Sublist Sublist
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Tournament Tournament
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Transpose Transpose
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Tree Building Tree Building
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Twelve Days Twelve Days
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Two Bucket Two Bucket
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Variable Length Quantity Variable Length Quantity
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Word Search Word Search
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Wordy Wordy
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Zebra Puzzle Zebra Puzzle
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Zipper Zipper
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Programming Tags

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

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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: ef3722e61e1eb754a962237c26c8ed912b4938cd (Takes up to 10 mins to deploy)

Next goal: Get Test Runners to Version 2. Lisp Flavoured Erlang is currently utilising a Version 1 Test Runner. Find out more.
Total Test Runner Runs
2,712
Test Run Pass Rate
24.2% (655)
Test Run Fail Rate
73.4% (1990)
Test Run Error Rate
2.5% (67)

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

Next goal: Build an Analyzer. Find out more.