Bash impact and status on Exercism

Bash

70,004 students

About Bash

Practice

62 contributors

773 mentors

Bash Track Management

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

Students

70,004

Submissions

761,776

Mentoring Discussions

7,876

The Bash 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: 784b989b9c6b08b04663ede603f2809a33e960ac (Updates should be instant)

Next goal: Implement 102 practice exercises. Find out more.

92 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

49,643

74,885 (avg. 1.5)

38,984 (78.5%)

7 (0.0%)

Reverse String

4,114

10,858 (avg. 2.6)

2,609 (63.4%)

189 (4.6%)

Two Fer

29,867

135,377 (avg. 4.5)

12,889 (43.2%)

2,279 (7.6%)

Allergies

428

2,363 (avg. 5.5)

159 (37.1%)

7 (1.6%)

Armstrong Numbers

3,303

22,991 (avg. 7.0)

2,632 (79.7%)

357 (10.8%)

Difference of Squares

609

2,586 (avg. 4.2)

427 (70.1%)

22 (3.6%)

Error Handling

13,166

72,120 (avg. 5.5)

8,035 (61.0%)

1,038 (7.9%)

Grains

2,212

20,431 (avg. 9.2)

1,434 (64.8%)

396 (17.9%)

Hamming

5,907

68,161 (avg. 11.5)

4,117 (69.7%)

562 (9.5%)

House

381

2,198 (avg. 5.8)

174 (45.7%)

9 (2.4%)

Largest Series Product

223

1,130 (avg. 5.1)

122 (54.7%)

3 (1.3%)

Leap

2,449

14,245 (avg. 5.8)

1,771 (72.3%)

164 (6.7%)

Pangram

2,714

22,059 (avg. 8.1)

2,074 (76.4%)

282 (10.4%)

Raindrops

8,866

64,374 (avg. 7.3)

6,292 (71.0%)

793 (8.9%)

Resistor Color

136

1,233 (avg. 9.1)

98 (72.1%)

5 (3.7%)

Resistor Color Duo

1,232

7,769 (avg. 6.3)

948 (76.9%)

87 (7.1%)

RNA Transcription

495

1,304 (avg. 2.6)

367 (74.1%)

15 (3.0%)

Scrabble Score

1,865

11,350 (avg. 6.1)

1,455 (78.0%)

175 (9.4%)

Secret Handshake

825

9,220 (avg. 11.2)

546 (66.2%)

48 (5.8%)

Series

321

1,719 (avg. 5.4)

205 (63.9%)

7 (2.2%)

Sublist

221

1,244 (avg. 5.6)

107 (48.4%)

3 (1.4%)

Acronym

4,475

47,685 (avg. 10.7)

3,051 (68.2%)

407 (9.1%)

Anagram

395

2,221 (avg. 5.6)

253 (64.1%)

11 (2.8%)

Bob

2,330

39,976 (avg. 17.2)

1,420 (60.9%)

244 (10.5%)

Bottle Song

236 (avg. 6.9)

21 (61.8%)

0 (0.0%)

Clock

421

3,557 (avg. 8.4)

214 (50.8%)

12 (2.9%)

Collatz Conjecture

403

806 (avg. 2.0)

279 (69.2%)

16 (4.0%)

Darts

859

8,527 (avg. 9.9)

554 (64.5%)

42 (4.9%)

D&D Character

678

6,915 (avg. 10.2)

373 (55.0%)

37 (5.5%)

Eliud's Eggs

183

416 (avg. 2.3)

85 (46.4%)

0 (0.0%)

Isogram

336

1,169 (avg. 3.5)

216 (64.3%)

8 (2.4%)

Matching Brackets

854

5,953 (avg. 7.0)

487 (57.0%)

50 (5.9%)

Nucleotide Count

565

2,234 (avg. 4.0)

397 (70.3%)

37 (6.5%)

Perfect Numbers

210

1,160 (avg. 5.5)

106 (50.5%)

4 (1.9%)

Phone Number

400

1,710 (avg. 4.3)

242 (60.5%)

9 (2.3%)

Prime Factors

274

856 (avg. 3.1)

160 (58.4%)

7 (2.6%)

Protein Translation

237

1,238 (avg. 5.2)

138 (58.2%)

4 (1.7%)

Proverb

687

2,911 (avg. 4.2)

479 (69.7%)

36 (5.2%)

Queen Attack

203

767 (avg. 3.8)

101 (49.8%)

1 (0.5%)

Resistor Color Trio

592

4,568 (avg. 7.7)

379 (64.0%)

38 (6.4%)

Rotational Cipher

357

2,045 (avg. 5.7)

223 (62.5%)

11 (3.1%)

Sieve

627

4,942 (avg. 7.9)

433 (69.1%)

27 (4.3%)

Space Age

227

760 (avg. 3.3)

129 (56.8%)

5 (2.2%)

Square Root

219

489 (avg. 2.2)

137 (62.6%)

5 (2.3%)

Sum of Multiples

233

1,061 (avg. 4.6)

110 (47.2%)

3 (1.3%)

Triangle

467

2,832 (avg. 6.1)

267 (57.2%)

17 (3.6%)

Twelve Days

220

537 (avg. 2.4)

99 (45.0%)

2 (0.9%)

Word Count

415

2,860 (avg. 6.9)

194 (46.7%)

12 (2.9%)

All Your Base

202

955 (avg. 4.7)

83 (41.1%)

4 (2.0%)

Binary Search

275

1,608 (avg. 5.8)

137 (49.8%)

14 (5.1%)

Diamond

209

395 (avg. 1.9)

99 (47.4%)

2 (1.0%)

Gigasecond

470

1,002 (avg. 2.1)

330 (70.2%)

12 (2.6%)

ISBN Verifier

250

854 (avg. 3.4)

141 (56.4%)

6 (2.4%)

Kindergarten Garden

172

460 (avg. 2.7)

76 (44.2%)

2 (1.2%)

Luhn

1,329

19,161 (avg. 14.4)

900 (67.7%)

157 (11.8%)

Pascal's Triangle

157

508 (avg. 3.2)

64 (40.8%)

3 (1.9%)

Pig Latin

222

1,739 (avg. 7.8)

121 (54.5%)

2 (0.9%)

Roman Numerals

247

607 (avg. 2.5)

132 (53.4%)

5 (2.0%)

Atbash Cipher

1,011

11,930 (avg. 11.8)

728 (72.0%)

147 (14.5%)

Crypto Square

125

334 (avg. 2.7)

46 (36.8%)

1 (0.8%)

Diffie-Hellman

165

248 (avg. 1.5)

60 (36.4%)

2 (1.2%)

Flower Field

2 (avg. 0.7)

2 (66.7%)

0 (0.0%)

Food Chain

146

261 (avg. 1.8)

53 (36.3%)

3 (2.1%)

Grep

828

5,343 (avg. 6.5)

272 (32.9%)

39 (4.7%)

Rational Numbers

134

320 (avg. 2.4)

48 (35.8%)

2 (1.5%)

Robot Simulator

204

721 (avg. 3.5)

105 (51.5%)

5 (2.5%)

Run-Length Encoding

211

1,268 (avg. 6.0)

108 (51.2%)

6 (2.8%)

Say

147

204 (avg. 1.4)

51 (34.7%)

0 (0.0%)

Simple Cipher

133

256 (avg. 1.9)

39 (29.3%)

0 (0.0%)

Tournament

345

3,307 (avg. 9.6)

158 (45.8%)

18 (5.2%)

Transpose

191

1,269 (avg. 6.6)

74 (38.7%)

3 (1.6%)

Affine Cipher

169

282 (avg. 1.7)

68 (40.2%)

2 (1.2%)

Bowling

284

1,829 (avg. 6.4)

112 (39.4%)

11 (3.9%)

Meetup

123

251 (avg. 2.0)

43 (35.0%)

1 (0.8%)

Nth Prime

158

374 (avg. 2.4)

54 (34.2%)

4 (2.5%)

OCR Numbers

237

1,134 (avg. 4.8)

93 (39.2%)

5 (2.1%)

Palindrome Products

132

483 (avg. 3.7)

37 (28.0%)

1 (0.8%)

Pythagorean Triplet

144

423 (avg. 2.9)

58 (40.3%)

4 (2.8%)

Spiral Matrix

131

227 (avg. 1.7)

42 (32.1%)

1 (0.8%)

Wordy

165

786 (avg. 4.8)

65 (39.4%)

2 (1.2%)

Yacht

163

638 (avg. 3.9)

76 (46.6%)

1 (0.6%)

Forth

138

223 (avg. 1.6)

39 (28.3%)

1 (0.7%)

List Ops

148

721 (avg. 4.9)

53 (35.8%)

2 (1.4%)

Markdown

324

1,052 (avg. 3.2)

101 (31.2%)

11 (3.4%)

Satellite

124

155 (avg. 1.3)

32 (25.8%)

0 (0.0%)

Variable Length Quantity

128

244 (avg. 1.9)

45 (35.2%)

1 (0.8%)

Change

174

483 (avg. 2.8)

44 (25.3%)

1 (0.6%)

Knapsack

139

169 (avg. 1.2)

40 (28.8%)

2 (1.4%)

Poker

200

383 (avg. 1.9)

51 (25.5%)

3 (1.5%)

Rail Fence Cipher

162

321 (avg. 2.0)

52 (32.1%)

3 (1.9%)

Rectangles

205

989 (avg. 4.8)

63 (30.7%)

3 (1.5%)

Two Bucket

172

248 (avg. 1.4)

55 (32.0%)

2 (1.2%)

2 deprecated practice exercises

Started

Attempts

Completions

Mentoring requests

Beer Song

208

1,368 (avg. 6.6)

105 (50.5%)

5 (2.4%)

Minesweeper

193 (avg. 3.1)

26 (41.9%)

1 (1.6%)

10 unimplemented practice exercises

Baffling Birthdays

View data

Conway's Game of Life

View data

Hangman

View data

Intergalactic Transmission

Piecing It Together

Relative Distance

Robot Name

Split-Second Stopwatch

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State of Tic-Tac-Toe

View data

Swift Scheduling

View data

34 foregone practice exercises

Alphametics

Bank Account

Binary Search Tree

Book Store

Circular Buffer

Complex Numbers

Connect

Custom Set

Dominoes

DOT DSL

ETL

Flatten Array

Go Counting

Grade School

High Scores

Killer Sudoku Helper

Ledger

Lens Person

Linked List

Matrix

Micro Blog

PaaS I/O

Parallel Letter Frequency

POV

React

REST API

Saddle Points

SGF Parsing

Simple Linked List

Strain

Tree Building

Word Search

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: 97cb574005fae787441ab3f919fa4fd543d1118a (Takes up to 10 mins to deploy)

Total Test Runner Runs

741,488

Test Run Pass Rate

19.8% (147123)

Test Run Fail Rate

78.6% (582649)

Test Run Error Rate

1.6% (11716)

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

Current version: 164ecfc73134d8579bf75b4c65223931f9090e4d (Takes up to 10 mins to deploy)

Total Analyzer Runs

139,049

Total Analysis Comments Made

89,202

Feedback Given Frequency

6.3%

Volunteers

183

glennj

18.3k

IsaacG

12.7k

guygastineau

3,166

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