245 students

About

Exercises

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8 contributors

17 mentors

243
students have developed their V skills on Exercism.

Students

243

Submissions

5,539

Mentoring Discussions

The V track needs attention ⚠️

Building

Build

Use your knowledge to build the V track itself

8 contributors

Build Test Runners

Learn More

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

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

Usage statistics

Total Test Runner Runs

5,503

Test Run Pass Rate

26.8% (1473)

Test Run Fail Rate

26.7% (1467)

Test Run Error Rate

46.6% (2563)

Build Analyzers

Learn More

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

Next goal: Build an Analyzer. Find out more.

Build Representers

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.

Create 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.

Next goal: Implement at least 30 practice exercises. Find out more.

Usage statistics

28 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

202

273 (avg. 1.4)

177 (87.6%)

0 (0.0%)

Leap

137

335 (avg. 2.4)

107 (78.1%)

1 (0.7%)

Collatz Conjecture

288 (avg. 5.2)

48 (87.3%)

4 (7.3%)

Reverse String

315 (avg. 3.3)

83 (87.4%)

1 (1.1%)

Space Age

336 (avg. 5.4)

54 (87.1%)

2 (3.2%)

Triangle

245 (avg. 4.0)

53 (86.9%)

2 (3.3%)

Grains

596 (avg. 11.2)

42 (79.2%)

2 (3.8%)

Pangram

349 (avg. 6.7)

43 (82.7%)

1 (1.9%)

Two Fer

114 (avg. 2.5)

38 (84.4%)

1 (2.2%)

Raindrops

80 (avg. 2.1)

34 (87.2%)

0 (0.0%)

Grade School

461 (avg. 17.1)

21 (77.8%)

0 (0.0%)

Nucleotide Count

129 (avg. 3.8)

28 (82.4%)

0 (0.0%)

Nth Prime

121 (avg. 4.3)

21 (75.0%)

0 (0.0%)

Robot Name

212 (avg. 8.2)

21 (80.8%)

0 (0.0%)

Prime Factors

90 (avg. 3.9)

20 (87.0%)

1 (4.3%)

Sieve

200 (avg. 7.1)

24 (85.7%)

1 (3.6%)

Queen Attack

187 (avg. 7.2)

21 (80.8%)

1 (3.8%)

Hamming

83 (avg. 3.1)

23 (85.2%)

0 (0.0%)

Isogram

151 (avg. 5.2)

26 (89.7%)

0 (0.0%)

Scrabble Score

89 (avg. 3.3)

23 (85.2%)

0 (0.0%)

Meetup

233 (avg. 12.9)

14 (77.8%)

1 (5.6%)

Clock

196 (avg. 7.8)

20 (80.0%)

0 (0.0%)

Secret Handshake

53 (avg. 3.3)

11 (68.8%)

0 (0.0%)

Binary Search

134 (avg. 7.1)

13 (68.4%)

0 (0.0%)

Accumulate

60 (avg. 2.0)

24 (80.0%)

0 (0.0%)

Simple Linked List

190 (avg. 11.9)

9 (56.3%)

1 (6.3%)

RNA Transcription

4 (avg. 0.8)

4 (80.0%)

0 (0.0%)

Linked List

15 (avg. 3.8)

1 (25.0%)

0 (0.0%)

101 unimplemented practice exercises

Acronym

Affine Cipher

All Your Base

Allergies

Alphametics

Anagram

Armstrong Numbers

Atbash Cipher

Bank Account

Binary Search Tree

Bob

Book Store

Bottle Song

Bowling

Change

Circular Buffer

Complex Numbers

Connect

Crypto Square

Custom Set

D&D Character

DOT DSL

Darts

Diamond

Difference of Squares

Dominoes

ETL

Error Handling

Flatten Array

Food Chain

Forth

Gigasecond

Go Counting

Grep

Hangman

High Scores

House

ISBN Verifier

Killer Sudoku Helper

Kindergarten Garden

Knapsack

Largest Series Product

Ledger

Lens Person

List Ops

Luhn

Markdown

Matching Brackets

Matrix

Micro Blog

Minesweeper

OCR Numbers

POV

PaaS I/O

Palindrome Products

Parallel Letter Frequency

Pascal's Triangle

Perfect Numbers

Phone Number

Pig Latin

Poker

Protein Translation

Proverb

Pythagorean Triplet

REST API

Rail Fence Cipher

Rational Numbers

React

Rectangles

Resistor Color

Resistor Color Duo

Resistor Color Trio

Robot Simulator

Roman Numerals

Rotational Cipher

Run-Length Encoding

SGF Parsing

Saddle Points

Satellite

Say

Scale Generator

Series

Simple Cipher

Spiral Matrix

Square Root

State of Tic-Tac-Toe

Strain

Sublist

Sum of Multiples

Tournament

Transpose

Tree Building

Twelve Days

Two Bucket

Variable Length Quantity

Word Count

Word Search

Wordy

Yacht

Zebra Puzzle

Zipper

Volunteers

1ethanhansen

975

ErikSchierboom

275

natanaelsirqueira

158

We 💙 our volunteers

Exercism relies on open-source volunteers to build our language tracks and mentor students.

Become an Exercism Volunteer

243 students have developed their V skills on Exercism.

The V track needs attention ⚠️

Build

Build Test Runners

Usage statistics

Build Analyzers

Build Representers

Create Practice Exercises

Usage statistics

We 💙 our volunteers

243
students have developed their V skills on Exercism.