Raku

693 students

29 contributors

693
students have developed their Raku skills on Exercism.

Students

693

Submissions

16,192

Mentoring Discussions

276

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

14,420

Test Run Pass Rate

25.3% (3654)

Test Run Fail Rate

70.9% (10221)

Test Run Error Rate

3.8% (545)

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

40 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

330

627 (avg. 1.9)

253 (76.7%)

0 (0.0%)

Leap

209

703 (avg. 3.4)

171 (81.8%)

71 (34.0%)

Bob

155

967 (avg. 6.2)

106 (68.4%)

38 (24.5%)

Nucleotide Count

78

645 (avg. 8.3)

53 (67.9%)

22 (28.2%)

Pangram

62

417 (avg. 6.7)

53 (85.5%)

18 (29.0%)

Clock

51

432 (avg. 8.5)

39 (76.5%)

13 (25.5%)

Raindrops

58

345 (avg. 5.9)

53 (91.4%)

12 (20.7%)

Phone Number

46

613 (avg. 13.3)

37 (80.4%)

11 (23.9%)

Allergies

38

241 (avg. 6.3)

29 (76.3%)

6 (15.8%)

All Your Base

25

902 (avg. 36.1)

19 (76.0%)

7 (28.0%)

Robot Name

31

321 (avg. 10.4)

27 (87.1%)

5 (16.1%)

Two Fer

124

209 (avg. 1.7)

106 (85.5%)

9 (7.3%)

Luhn

43

716 (avg. 16.7)

33 (76.7%)

9 (20.9%)

RNA Transcription

43

194 (avg. 4.5)

41 (95.3%)

3 (7.0%)

Hamming

39

166 (avg. 4.3)

36 (92.3%)

3 (7.7%)

Anagram

39

384 (avg. 9.8)

35 (89.7%)

5 (12.8%)

Word Count

41

455 (avg. 11.1)

38 (92.7%)

4 (9.8%)

ETL

31

820 (avg. 26.5)

27 (87.1%)

4 (12.9%)

Meetup

20

725 (avg. 36.3)

15 (75.0%)

1 (5.0%)

Accumulate

47

248 (avg. 5.3)

43 (91.5%)

5 (10.6%)

Acronym

39

652 (avg. 16.7)

32 (82.1%)

5 (12.8%)

Grains

55

242 (avg. 4.4)

51 (92.7%)

4 (7.3%)

Flatten Array

34

699 (avg. 20.6)

29 (85.3%)

6 (17.6%)

Grade School

29

657 (avg. 22.7)

23 (79.3%)

3 (10.3%)

Space Age

32

159 (avg. 5.0)

22 (68.8%)

1 (3.1%)

Atbash Cipher

37

287 (avg. 7.8)

28 (75.7%)

5 (13.5%)

Roman Numerals

25

324 (avg. 13.0)

21 (84.0%)

2 (8.0%)

Scrabble Score

51

243 (avg. 4.8)

45 (88.2%)

4 (7.8%)

Linked List

27

65 (avg. 2.4)

17 (63.0%)

2 (7.4%)

Wordy

47

253 (avg. 5.4)

33 (70.2%)

5 (10.6%)

Binary Search Tree

4

25 (avg. 6.3)

1 (25.0%)

0 (0.0%)

Collatz Conjecture

6

298 (avg. 49.7)

5 (83.3%)

0 (0.0%)

Crypto Square

4

305 (avg. 76.3)

2 (50.0%)

1 (25.0%)

Armstrong Numbers

5

78 (avg. 15.6)

4 (80.0%)

0 (0.0%)

Difference of Squares

5

100 (avg. 20.0)

5 (100.0%)

0 (0.0%)

Affine Cipher

4

445 (avg. 111.3)

2 (50.0%)

0 (0.0%)

Bottle Song

3

123 (avg. 41.0)

1 (33.3%)

0 (0.0%)

Binary Search

3

153 (avg. 51.0)

2 (66.7%)

0 (0.0%)

Isogram

5

121 (avg. 24.2)

4 (80.0%)

1 (20.0%)

ISBN Verifier

2

614 (avg. 307.0)

1 (50.0%)

2 (100.0%)

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%)

89 unimplemented practice exercises

Alphametics

Bank Account

Book Store

Bowling

Change

Circular Buffer

Complex Numbers

Connect

Custom Set

D&D Character

DOT DSL

Darts

Diamond

Dominoes

Error Handling

Food Chain

Forth

Gigasecond

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

Pascal's Triangle

Perfect Numbers

Pig Latin

Poker

Prime Factors

Protein Translation

Proverb

Pythagorean Triplet

Queen Attack

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

Series

Sieve

Simple Cipher

Simple Linked List

Spiral Matrix

Square Root

State of Tic-Tac-Toe

Strain

Sublist

Sum of Multiples

Tournament

Transpose

Tree Building

Triangle

Twelve Days

Two Bucket

Variable Length Quantity

Word Search

Yacht

Zebra Puzzle

Zipper

Volunteers

38

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5,900

ErikSchierboom

819

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654

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