Perl impact and status on Exercism

Perl

3,436 students

About Perl

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Practice

47 contributors

108 mentors

Perl Track Management

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

Students

3,436

Submissions

54,896

Mentoring Discussions

832

The Perl track needs attention ⚠️

Building

Perl syllabus

Learn More

Help create the track syllabus: is a set of concepts and learning exercises put together to teach foundational elements of the programming language.

Next goal: Create a complete syllabus with at least 10 concepts. Find out more.

5 concepts being taught

Basics

300 learnt

Arrays and Lists

173 learnt

Hashes

103 learnt

References

73 learnt

Packages and Modules

64 learnt

5 active learning exercises

Started

Attempts

Completions

Mentoring requests

Lasagna

379

1,677 (avg. 4.4)

300 (79.2%)

7 (1.8%)

Language List

244

3,642 (avg. 14.9)

173 (70.9%)

6 (2.5%)

High Score Board

123

1,917 (avg. 15.6)

103 (83.7%)

1 (0.8%)

Inventory Management

1,280 (avg. 15.8)

73 (90.1%)

1 (1.2%)

Booking up for Beauty

1,426 (avg. 15.7)

64 (70.3%)

0 (0.0%)

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: c64af5d77d09b7e09cc2a4cfc5b5b7f9650ee81b (Updates should be instant)

Next goal: Implement 127 practice exercises. Find out more.

60 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

2,087

3,418 (avg. 1.6)

1,634 (78.3%)

3 (0.1%)

Accumulate

571

4,129 (avg. 7.2)

272 (47.6%)

10 (1.8%)

All Your Base

231

2,498 (avg. 10.8)

89 (38.5%)

8 (3.5%)

Allergies

193

1,375 (avg. 7.1)

118 (61.1%)

9 (4.7%)

Anagram

238

1,348 (avg. 5.7)

195 (81.9%)

25 (10.5%)

Atbash Cipher

155

1,432 (avg. 9.2)

129 (83.2%)

5 (3.2%)

Binary Search

815 (avg. 9.8)

59 (71.1%)

1 (1.2%)

Binary Search Tree

457 (avg. 7.6)

34 (56.7%)

0 (0.0%)

Bob

639

1,665 (avg. 2.6)

512 (80.1%)

131 (20.5%)

Clock

135

812 (avg. 6.0)

94 (69.6%)

10 (7.4%)

Crypto Square

476 (avg. 6.3)

55 (73.3%)

1 (1.3%)

Custom Set

961 (avg. 18.1)

29 (54.7%)

0 (0.0%)

Difference of Squares

221

503 (avg. 2.3)

169 (76.5%)

25 (11.3%)

ETL

226

697 (avg. 3.1)

196 (86.7%)

26 (11.5%)

Food Chain

313 (avg. 8.5)

22 (59.5%)

0 (0.0%)

Gigasecond

112

715 (avg. 6.4)

85 (75.9%)

0 (0.0%)

Grade School

652 (avg. 12.5)

38 (73.1%)

3 (5.8%)

Grains

349

891 (avg. 2.6)

319 (91.4%)

69 (19.8%)

Hamming

275

651 (avg. 2.4)

254 (92.4%)

45 (16.4%)

House

258 (avg. 4.4)

42 (72.4%)

0 (0.0%)

Kindergarten Garden

255 (avg. 5.5)

35 (76.1%)

1 (2.2%)

Largest Series Product

421 (avg. 7.8)

42 (77.8%)

0 (0.0%)

Leap

456

791 (avg. 1.7)

428 (93.9%)

75 (16.4%)

Luhn

154

1,682 (avg. 10.9)

130 (84.4%)

1 (0.6%)

Matrix

1,113 (avg. 12.1)

57 (62.0%)

3 (3.3%)

Meetup

351 (avg. 9.2)

30 (78.9%)

1 (2.6%)

Minesweeper

520 (avg. 16.3)

23 (71.9%)

0 (0.0%)

Nucleotide Count

769 (avg. 10.7)

57 (79.2%)

0 (0.0%)

OCR Numbers

424 (avg. 12.1)

22 (62.9%)

1 (2.9%)

Palindrome Products

609 (avg. 16.9)

24 (66.7%)

1 (2.8%)

Pascal's Triangle

367 (avg. 7.6)

37 (77.1%)

0 (0.0%)

Phone Number

747 (avg. 7.5)

80 (80.8%)

3 (3.0%)

Pig Latin

196 (avg. 4.4)

37 (82.2%)

0 (0.0%)

Prime Factors

108

257 (avg. 2.4)

89 (82.4%)

9 (8.3%)

Proverb

151

275 (avg. 1.8)

122 (80.8%)

14 (9.3%)

Pythagorean Triplet

455 (avg. 13.0)

22 (62.9%)

2 (5.7%)

Queen Attack

187 (avg. 4.5)

31 (73.8%)

3 (7.1%)

Raindrops

305

578 (avg. 1.9)

285 (93.4%)

53 (17.4%)

RNA Transcription

264 (avg. 3.0)

78 (88.6%)

4 (4.5%)

Robot Name

390 (avg. 4.5)

69 (80.2%)

6 (7.0%)

Robot Simulator

232 (avg. 6.3)

22 (59.5%)

0 (0.0%)

Roman Numerals

130

339 (avg. 2.6)

105 (80.8%)

6 (4.6%)

Saddle Points

821 (avg. 24.1)

20 (58.8%)

0 (0.0%)

Say

300 (avg. 7.9)

22 (57.9%)

1 (2.6%)

Scrabble Score

179

482 (avg. 2.7)

159 (88.8%)

26 (14.5%)

Secret Handshake

350 (avg. 8.1)

34 (79.1%)

0 (0.0%)

Series

508 (avg. 5.9)

74 (86.0%)

1 (1.2%)

Sieve

892 (avg. 11.4)

54 (69.2%)

2 (2.6%)

Simple Cipher

450 (avg. 7.8)

42 (72.4%)

1 (1.7%)

Space Age

141

382 (avg. 2.7)

112 (79.4%)

10 (7.1%)

Strain

218 (avg. 4.1)

46 (86.8%)

0 (0.0%)

Sublist

262 (avg. 7.7)

23 (67.6%)

0 (0.0%)

Sum of Multiples

497 (avg. 12.4)

32 (80.0%)

0 (0.0%)

Triangle

107

605 (avg. 5.7)

90 (84.1%)

9 (8.4%)

Twelve Days

332 (avg. 9.2)

25 (69.4%)

0 (0.0%)

Two Fer

425

680 (avg. 1.6)

320 (75.3%)

186 (43.8%)

Word Count

195

682 (avg. 3.5)

165 (84.6%)

23 (11.8%)

Wordy

913 (avg. 13.6)

45 (67.2%)

2 (3.0%)

Bottle Song

273 (avg. 14.4)

12 (63.2%)

0 (0.0%)

Darts

189 (avg. 4.1)

41 (89.1%)

0 (0.0%)

5 deprecated practice exercises

Started

Attempts

Completions

Mentoring requests

Beer Song

341 (avg. 3.6)

72 (76.6%)

3 (3.2%)

Binary

5 (avg. 1.0)

5 (100.0%)

0 (0.0%)

Hexadecimal

29 (avg. 1.4)

18 (85.7%)

0 (0.0%)

Point Mutations

1 (avg. 1.0)

1 (100.0%)

0 (0.0%)

Trinary

39 (avg. 1.0)

33 (84.6%)

2 (5.1%)

67 unimplemented practice exercises

Acronym

Affine Cipher

Alphametics

Armstrong Numbers

Bank Account

Book Store

Bowling

Change

Circular Buffer

Collatz Conjecture

Complex Numbers

Connect

Conway's Game of Life

D&D Character

Diamond

Dominoes

DOT DSL

Eliud's Eggs

Error Handling

Flatten Array

Forth

Go Counting

Grep

Hangman

High Scores

ISBN Verifier

Isogram

Killer Sudoku Helper

Knapsack

Ledger

Lens Person

Markdown

Matching Brackets

Micro Blog

Nth Prime

PaaS I/O

Pangram

Parallel Letter Frequency

Perfect Numbers

Poker

POV

Protein Translation

Rail Fence Cipher

Rational Numbers

React

Rectangles

Resistor Color

Resistor Color Duo

Resistor Color Trio

REST API

Reverse String

Rotational Cipher

Run-Length Encoding

Satellite

SGF Parsing

Spiral Matrix

Square Root

State of Tic-Tac-Toe

Tournament

Transpose

Tree Building

Two Bucket

Variable Length Quantity

Word Search

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

Learn More

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

Current version: 7cc05baf88b5a4462042916096a87ac81a1ea9e7 (Takes up to 10 mins to deploy)

Total Test Runner Runs

52,447

Test Run Pass Rate

17.4% (9101)

Test Run Fail Rate

56.9% (29821)

Test Run Error Rate

25.8% (13525)

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

Next goal: Build an Analyzer. Find out more.

Volunteers

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1,840

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The Perl track needs attention ⚠️

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