Raku

723 students

29 contributors

723
students have developed their Raku skills on Exercism.

Students

723

Submissions

18,620

Mentoring Discussions

292

The Raku track needs attention ⚠️

Building

Build

Use your knowledge to build the Raku track itself

29 contributors

Build Test Runners

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

Usage statistics

Total Test Runner Runs

16,818

Test Run Pass Rate

25.8% (4337)

Test Run Fail Rate

65.7% (11055)

Test Run Error Rate

8.5% (1426)

Build Analyzers

Build an Analyzer for Raku: Exercism's analyzers automatically assess student's submissions and provide mentor-style commentary.

Next goal: Build an Analyzer. Find out more.

Build Representers

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.

Create Practice Exercises

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.

Next goal: Implement at least 50 practice exercises. Find out more.

Usage statistics

46 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

366

818 (avg. 2.2)

264 (72.1%)

0 (0.0%)

Leap

215

759 (avg. 3.5)

175 (81.4%)

72 (33.5%)

Bob

159

1,018 (avg. 6.4)

108 (67.9%)

39 (24.5%)

Nucleotide Count

81

677 (avg. 8.4)

57 (70.4%)

22 (27.2%)

Pangram

63

459 (avg. 7.3)

54 (85.7%)

18 (28.6%)

Clock

53

536 (avg. 10.1)

41 (77.4%)

14 (26.4%)

Raindrops

61

401 (avg. 6.6)

56 (91.8%)

12 (19.7%)

Phone Number

48

617 (avg. 12.9)

38 (79.2%)

11 (22.9%)

Allergies

38

270 (avg. 7.1)

30 (78.9%)

7 (18.4%)

All Your Base

26

930 (avg. 35.8)

20 (76.9%)

7 (26.9%)

Robot Name

31

321 (avg. 10.4)

27 (87.1%)

5 (16.1%)

Two Fer

127

223 (avg. 1.8)

108 (85.0%)

9 (7.1%)

Luhn

45

903 (avg. 20.1)

35 (77.8%)

10 (22.2%)

RNA Transcription

46

208 (avg. 4.5)

44 (95.7%)

3 (6.5%)

Hamming

43

212 (avg. 4.9)

39 (90.7%)

4 (9.3%)

Anagram

40

389 (avg. 9.7)

36 (90.0%)

5 (12.5%)

Word Count

43

500 (avg. 11.6)

39 (90.7%)

5 (11.6%)

ETL

34

995 (avg. 29.3)

30 (88.2%)

5 (14.7%)

Meetup

21

746 (avg. 35.5)

15 (71.4%)

1 (4.8%)

Accumulate

50

290 (avg. 5.8)

44 (88.0%)

5 (10.0%)

Acronym

42

677 (avg. 16.1)

34 (81.0%)

5 (11.9%)

Grains

58

259 (avg. 4.5)

54 (93.1%)

4 (6.9%)

Flatten Array

35

712 (avg. 20.3)

30 (85.7%)

6 (17.1%)

Grade School

30

996 (avg. 33.2)

24 (80.0%)

3 (10.0%)

Space Age

35

198 (avg. 5.7)

26 (74.3%)

2 (5.7%)

Atbash Cipher

37

288 (avg. 7.8)

28 (75.7%)

5 (13.5%)

Roman Numerals

26

363 (avg. 14.0)

22 (84.6%)

3 (11.5%)

Scrabble Score

52

269 (avg. 5.2)

46 (88.5%)

5 (9.6%)

Linked List

27

76 (avg. 2.8)

18 (66.7%)

3 (11.1%)

Wordy

48

274 (avg. 5.7)

33 (68.8%)

5 (10.4%)

Binary Search Tree

4

120 (avg. 30.0)

2 (50.0%)

0 (0.0%)

Collatz Conjecture

11

341 (avg. 31.0)

10 (90.9%)

1 (9.1%)

Crypto Square

6

375 (avg. 62.5)

3 (50.0%)

2 (33.3%)

Armstrong Numbers

7

85 (avg. 12.1)

6 (85.7%)

0 (0.0%)

Difference of Squares

8

111 (avg. 13.9)

8 (100.0%)

0 (0.0%)

Affine Cipher

4

468 (avg. 117.0)

2 (50.0%)

0 (0.0%)

Bottle Song

6

315 (avg. 52.5)

4 (66.7%)

1 (16.7%)

Binary Search

5

179 (avg. 35.8)

4 (80.0%)

0 (0.0%)

Isogram

6

129 (avg. 21.5)

5 (83.3%)

1 (16.7%)

ISBN Verifier

4

657 (avg. 164.3)

3 (75.0%)

3 (75.0%)

Darts

5

54 (avg. 10.8)

4 (80.0%)

1 (20.0%)

Gigasecond

4

46 (avg. 11.5)

1 (25.0%)

0 (0.0%)

Series

3

28 (avg. 9.3)

2 (66.7%)

0 (0.0%)

Pascal's Triangle

2

15 (avg. 7.5)

1 (50.0%)

0 (0.0%)

Queen Attack

3

69 (avg. 23.0)

1 (33.3%)

0 (0.0%)

Sum of Multiples

2

25 (avg. 12.5)

1 (50.0%)

0 (0.0%)

3 deprecated practice exercises

Started

Attempts

Completions

Mentoring requests

Beer Song

8

210 (avg. 26.3)

7 (87.5%)

0 (0.0%)

Binary

8

7 (avg. 0.9)

7 (87.5%)

0 (0.0%)

Trinary

3

2 (avg. 0.7)

2 (66.7%)

0 (0.0%)

83 unimplemented practice exercises

Alphametics

Bank Account

Book Store

Bowling

Change

Circular Buffer

Complex Numbers

Connect

Custom Set

D&D Character

DOT DSL

Diamond

Dominoes

Error Handling

Food Chain

Forth

Go Counting

Grep

Hangman

High Scores

House

Killer Sudoku Helper

Kindergarten Garden

Knapsack

Largest Series Product

Ledger

Lens Person

List Ops

Markdown

Matching Brackets

Matrix

Micro Blog

Minesweeper

Nth Prime

OCR Numbers

POV

PaaS I/O

Palindrome Products

Parallel Letter Frequency

Perfect Numbers

Pig Latin

Poker

Prime Factors

Protein Translation

Proverb

Pythagorean Triplet

REST API

Rail Fence Cipher

Rational Numbers

React

Rectangles

Resistor Color

Resistor Color Duo

Resistor Color Trio

Reverse String

Robot Simulator

Rotational Cipher

Run-Length Encoding

SGF Parsing

Saddle Points

Satellite

Say

Scale Generator

Secret Handshake

Sieve

Simple Cipher

Simple Linked List

Spiral Matrix

Square Root

State of Tic-Tac-Toe

Strain

Sublist

Tournament

Transpose

Tree Building

Triangle

Twelve Days

Two Bucket

Variable Length Quantity

Word Search

Yacht

Zebra Puzzle

Zipper

Volunteers

38

m-dango

6,118

ErikSchierboom

859

kytrinyx

748

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