Pharo impact and status on Exercism

Pharo

1,458 students

About Pharo

Practice

30 contributors

46 mentors

Pharo Track Management

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

Students

1,458

Submissions

18,220

Mentoring Discussions

534

The Pharo 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: 870d5748472c6502210c5fcd4e4d5ddaf09049e0 (Updates should be instant)

Next goal: Implement 136 practice exercises. Find out more.

50 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

1,136

1,296 (avg. 1.1)

823 (72.4%)

0 (0.0%)

Die

105 (avg. 1.2)

46 (51.1%)

5 (5.6%)

Gigasecond

3 (avg. 0.6)

2 (40.0%)

0 (0.0%)

Leap

358

1,214 (avg. 3.4)

276 (77.1%)

71 (19.8%)

Resistor Color Duo

172 (avg. 2.0)

74 (86.0%)

8 (9.3%)

Reverse String

291

782 (avg. 2.7)

210 (72.2%)

56 (19.2%)

Space Age

126

241 (avg. 1.9)

100 (79.4%)

13 (10.3%)

Two-Fer

537

1,661 (avg. 3.1)

331 (61.6%)

93 (17.3%)

Acronym

271 (avg. 2.9)

72 (78.3%)

5 (5.4%)

Armstrong Numbers

193 (avg. 2.1)

74 (81.3%)

8 (8.8%)

Clock

305 (avg. 3.8)

57 (70.4%)

10 (12.3%)

Collatz Conjecture

132 (avg. 2.4)

43 (79.6%)

2 (3.7%)

Darts

191 (avg. 3.0)

53 (82.8%)

3 (4.7%)

ETL

76 (avg. 1.4)

42 (79.2%)

3 (5.7%)

Flatten Array

73 (avg. 1.4)

40 (75.5%)

4 (7.5%)

Grains

179

466 (avg. 2.6)

149 (83.2%)

39 (21.8%)

Hamming

184 (avg. 3.1)

49 (81.7%)

5 (8.3%)

High Scores

72 (avg. 1.4)

41 (78.8%)

2 (3.8%)

Isogram

208

539 (avg. 2.6)

179 (86.1%)

40 (19.2%)

Pangram

68 (avg. 1.3)

43 (84.3%)

3 (5.9%)

Raindrops

202 (avg. 2.2)

77 (83.7%)

5 (5.4%)

Secret Handshake

55 (avg. 1.3)

35 (81.4%)

2 (4.7%)

Twelve Days

161 (avg. 2.3)

47 (68.1%)

6 (8.7%)

Allergies

146

531 (avg. 3.6)

109 (74.7%)

34 (23.3%)

Anagram

78 (avg. 1.2)

49 (77.8%)

3 (4.8%)

Atbash Cipher

85 (avg. 1.7)

39 (78.0%)

2 (4.0%)

Binary

90 (avg. 1.6)

44 (78.6%)

4 (7.1%)

Diamond

64 (avg. 1.4)

34 (73.9%)

4 (8.7%)

ISBN Verifier

154 (avg. 2.5)

42 (68.9%)

5 (8.2%)

Proverb

52 (avg. 1.2)

34 (81.0%)

2 (4.8%)

Roman Numerals

274

5,174 (avg. 18.9)

217 (79.2%)

9 (3.3%)

Sieve

64 (avg. 1.5)

38 (86.4%)

3 (6.8%)

Sum of Multiples

116 (avg. 1.8)

55 (87.3%)

4 (6.3%)

Word Count

59 (avg. 1.4)

38 (88.4%)

3 (7.0%)

All Your Base

1 (avg. 0.5)

1 (50.0%)

0 (0.0%)

Grade School

102

173 (avg. 1.7)

74 (72.5%)

23 (22.5%)

Luhn

67 (avg. 1.5)

37 (84.1%)

2 (4.5%)

Matching Brackets

86 (avg. 1.4)

46 (76.7%)

6 (10.0%)

Matrix

110

312 (avg. 2.8)

86 (78.2%)

21 (19.1%)

Robot Simulator

85 (avg. 2.0)

33 (78.6%)

2 (4.8%)

Simple Cipher

202 (avg. 7.2)

21 (75.0%)

0 (0.0%)

Bowling

74 (avg. 1.9)

25 (62.5%)

3 (7.5%)

Circular Buffer

193 (avg. 6.9)

21 (75.0%)

0 (0.0%)

Minesweeper

103

1,813 (avg. 17.6)

80 (77.7%)

4 (3.9%)

Tournament

63 (avg. 1.7)

29 (78.4%)

2 (5.4%)

Binary Search Tree

105 (avg. 4.0)

17 (65.4%)

0 (0.0%)

Forth

110 (avg. 1.3)

44 (53.7%)

16 (19.5%)

OCR Numbers

0 (avg. 0.0)

0 (0.0%)

Word Search

7 (avg. 1.8)

1 (25.0%)

0 (0.0%)

Rectangles

0 (avg. 0.0)

0 (0.0%)

86 unimplemented practice exercises

Affine Cipher

Alphametics

Baffling Birthdays

Bank Account

Binary Search

Bob

Book Store

Bottle Song

Change

Complex Numbers

Connect

Conway's Game of Life

Crypto Square

Custom Set

D&D Character

Difference of Squares

Dominoes

DOT DSL

Eliud's Eggs

Error Handling

Food Chain

Go Counting

Grep

Hangman

House

Intergalactic Transmission

Killer Sudoku Helper

Kindergarten Garden

Knapsack

Largest Series Product

Ledger

Lens Person

Linked List

List Ops

Markdown

Meetup

Micro Blog

Nth Prime

Nucleotide Count

PaaS I/O

Palindrome Products

Parallel Letter Frequency

Pascal's Triangle

Perfect Numbers

Phone Number

Pig Latin

Poker

POV

Prime Factors

Protein Translation

Pythagorean Triplet

Queen Attack

Rail Fence Cipher

Rational Numbers

React

Relative Distance

Resistor Color

Resistor Color Trio

REST API

RNA Transcription

Robot Name

Rotational Cipher

Run-Length Encoding

Saddle Points

Satellite

Say

Scrabble Score

Series

SGF Parsing

Simple Linked List

Spiral Matrix

Split-Second Stopwatch

Square Root

State of Tic-Tac-Toe

Strain

Sublist

Swift Scheduling

Transpose

Tree Building

Triangle

Two Bucket

Variable Length Quantity

Wordy

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

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

Current version: 7c03f0986a3e32a2f1549a211430076d1615b570 (Takes up to 10 mins to deploy)

Total Test Runner Runs

16,683

Test Run Pass Rate

29.7% (4953)

Test Run Fail Rate

36.3% (6052)

Test Run Error Rate

34.0% (5678)

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 Pharo: 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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