Dart impact and status on Exercism

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Practice

41 contributors

433 mentors

Dart Track Management

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

Students

45,275

Submissions

146,402

Mentoring Discussions

3,639

The Dart track needs attention ⚠️

Building

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: 10b033ed56ae781b7e5b80dec650f7ffcfb4982d (Updates should be instant)

Next goal: Implement 134 practice exercises. Find out more.

77 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

21,436

28,929 (avg. 1.3)

13,594 (63.4%)

3 (0.0%)

Two Fer

10,027

25,205 (avg. 2.5)

6,033 (60.2%)

1,330 (13.3%)

Leap

5,811

15,412 (avg. 2.7)

4,357 (75.0%)

633 (10.9%)

Scrabble Score

4,061

10,154 (avg. 2.5)

2,986 (73.5%)

418 (10.3%)

Atbash Cipher

482

3,772 (avg. 7.8)

245 (50.8%)

22 (4.6%)

Eliud's Eggs

543

1,825 (avg. 3.4)

400 (73.7%)

13 (2.4%)

ETL

205

718 (avg. 3.5)

159 (77.6%)

5 (2.4%)

Armstrong Numbers

2,440

8,558 (avg. 3.5)

1,940 (79.5%)

246 (10.1%)

Conway's Game of Life

32 (avg. 2.0)

10 (62.5%)

0 (0.0%)

High Scores

1,112

4,421 (avg. 4.0)

785 (70.6%)

30 (2.7%)

House

54 (avg. 3.9)

5 (35.7%)

0 (0.0%)

Difference of Squares

1,725

3,032 (avg. 1.8)

1,492 (86.5%)

162 (9.4%)

Nucleotide Count

110

437 (avg. 4.0)

94 (85.5%)

3 (2.7%)

Proverb

101

400 (avg. 4.0)

91 (90.1%)

1 (1.0%)

Grains

400

2,216 (avg. 5.5)

306 (76.5%)

8 (2.0%)

Forth

495

2,201 (avg. 4.4)

184 (37.2%)

18 (3.6%)

Sublist

374 (avg. 4.3)

57 (66.3%)

1 (1.2%)

Word Count

1,387

3,057 (avg. 2.2)

943 (68.0%)

110 (7.9%)

Bob

1,053

2,362 (avg. 2.2)

818 (77.7%)

68 (6.5%)

Space Age

874

1,659 (avg. 1.9)

743 (85.0%)

53 (6.1%)

Hamming

769

1,154 (avg. 1.5)

681 (88.6%)

39 (5.1%)

Gigasecond

666

811 (avg. 1.2)

584 (87.7%)

30 (4.5%)

Raindrops

718

1,154 (avg. 1.6)

650 (90.5%)

35 (4.9%)

Square Root

170 (avg. 2.4)

59 (83.1%)

0 (0.0%)

Strain

216 (avg. 4.0)

47 (87.0%)

1 (1.9%)

Sum of Multiples

295

898 (avg. 3.0)

231 (78.3%)

7 (2.4%)

RNA Transcription

636

880 (avg. 1.4)

569 (89.5%)

32 (5.0%)

Twelve Days

39 (avg. 4.3)

5 (55.6%)

0 (0.0%)

Anagram

641

1,348 (avg. 2.1)

551 (86.0%)

35 (5.5%)

Pascal's Triangle

557

903 (avg. 1.6)

450 (80.8%)

24 (4.3%)

Perfect Numbers

315 (avg. 5.9)

44 (83.0%)

1 (1.9%)

ISBN Verifier

542

1,048 (avg. 1.9)

432 (79.7%)

30 (5.5%)

Binary Search Tree

481

765 (avg. 1.6)

300 (62.4%)

26 (5.4%)

Resistor Color

2,878

2,751 (avg. 1.0)

1,842 (64.0%)

75 (2.6%)

Collatz Conjecture

629

1,014 (avg. 1.6)

534 (84.9%)

25 (4.0%)

Reverse String

1,633

1,927 (avg. 1.2)

1,381 (84.6%)

48 (2.9%)

Resistor Color Duo

1,322

1,512 (avg. 1.1)

1,070 (80.9%)

34 (2.6%)

Resistor Color Trio

9 (avg. 2.3)

3 (75.0%)

0 (0.0%)

Bottle Song

20 (avg. 4.0)

4 (80.0%)

0 (0.0%)

Secret Handshake

444

561 (avg. 1.3)

345 (77.7%)

8 (1.8%)

Isogram

693

997 (avg. 1.4)

593 (85.6%)

10 (1.4%)

Nth Prime

414

827 (avg. 2.0)

327 (79.0%)

8 (1.9%)

Luhn

472

700 (avg. 1.5)

364 (77.1%)

9 (1.9%)

Allergies

391

624 (avg. 1.6)

295 (75.4%)

9 (2.3%)

Darts

398

551 (avg. 1.4)

335 (84.2%)

4 (1.0%)

Acronym

473

812 (avg. 1.7)

398 (84.1%)

7 (1.5%)

Phone Number

467

758 (avg. 1.6)

352 (75.4%)

6 (1.3%)

Triangle

346

569 (avg. 1.6)

295 (85.3%)

5 (1.4%)

Pangram

372

568 (avg. 1.5)

333 (89.5%)

5 (1.3%)

Prime Factors

378

562 (avg. 1.5)

318 (84.1%)

9 (2.4%)

Robot Simulator

330

518 (avg. 1.6)

236 (71.5%)

5 (1.5%)

Minesweeper

325

436 (avg. 1.3)

223 (68.6%)

1 (0.3%)

Diamond

624

699 (avg. 1.1)

399 (63.9%)

20 (3.2%)

Matching Brackets

575

660 (avg. 1.1)

389 (67.7%)

15 (2.6%)

Queen Attack

69 (avg. 2.7)

21 (80.8%)

0 (0.0%)

Pig Latin

138

313 (avg. 2.3)

101 (73.2%)

3 (2.2%)

Roman Numerals

249 (avg. 3.4)

48 (65.8%)

2 (2.7%)

Binary Search

316 (avg. 6.0)

43 (81.1%)

1 (1.9%)

Protein Translation

255 (avg. 5.2)

36 (73.5%)

1 (2.0%)

Relative Distance

2 (avg. 0.5)

2 (50.0%)

0 (0.0%)

List Ops

140 (avg. 3.0)

29 (61.7%)

0 (0.0%)

All Your Base

78 (avg. 2.6)

22 (73.3%)

0 (0.0%)

Yacht

118 (avg. 5.4)

17 (77.3%)

0 (0.0%)

Sieve of Eratosthenes

76 (avg. 2.1)

29 (80.6%)

0 (0.0%)

Circular Buffer

261 (avg. 4.3)

39 (63.9%)

1 (1.6%)

Zebra Puzzle

192 (avg. 4.0)

15 (31.3%)

1 (2.1%)

D&D Character

188 (avg. 5.5)

23 (67.6%)

0 (0.0%)

Spiral Matrix

35 (avg. 1.5)

16 (66.7%)

0 (0.0%)

Largest Series Product

222 (avg. 6.9)

26 (81.3%)

1 (3.1%)

Run-Length Encoding

132 (avg. 4.3)

22 (71.0%)

0 (0.0%)

Food Chain

109 (avg. 3.6)

17 (56.7%)

1 (3.3%)

Kindergarten Garden

73 (avg. 3.7)

16 (80.0%)

0 (0.0%)

Meetup

167 (avg. 7.6)

17 (77.3%)

0 (0.0%)

Knapsack

106 (avg. 4.8)

16 (72.7%)

0 (0.0%)

Two Bucket

98 (avg. 3.3)

15 (50.0%)

0 (0.0%)

Rotational Cipher

205 (avg. 4.1)

29 (58.0%)

1 (2.0%)

Grade School

229 (avg. 5.0)

23 (50.0%)

2 (4.3%)

1 deprecated practice exercises

Started

Attempts

Completions

Mentoring requests

Beer Song

790

1,174 (avg. 1.5)

587 (74.3%)

22 (2.8%)

57 unimplemented practice exercises

Affine Cipher

Alphametics

Baffling Birthdays

Bank Account

Book Store

Bowling

Change

Clock

Complex Numbers

Connect

Crypto Square

Custom Set

Dominoes

DOT DSL

Error Handling

Flatten Array

Go Counting

Grep

Hangman

Intergalactic Transmission

Killer Sudoku Helper

Ledger

Lens Person

Linked List

Markdown

Matrix

Micro Blog

OCR Numbers

PaaS I/O

Palindrome Products

Parallel Letter Frequency

Poker

POV

Pythagorean Triplet

Rail Fence Cipher

Rational Numbers

React

Rectangles

REST API

Robot Name

Saddle Points

Satellite

Say

Series

SGF Parsing

Simple Cipher

Simple Linked List

Split-Second Stopwatch

State of Tic-Tac-Toe

Swift Scheduling

Tournament

Transpose

Tree Building

Variable Length Quantity

Word Search

Wordy

Zipper

Programming Tags

Learn More

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: 3b77e66a082c747bfb067e379524b5e2b3504f68 (Takes up to 10 mins to deploy)

Next goal: Get Test Runners to Version 2. Dart is currently utilising a Version 1 Test Runner. Find out more.

Total Test Runner Runs

126,594

Test Run Pass Rate

31.8% (40317)

Test Run Fail Rate

66.3% (83960)

Test Run Error Rate

1.8% (2317)

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

Next goal: Build an Analyzer. Find out more.

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