Nim

2,746 students

22 contributors

2,746
students have developed their Nim skills on Exercism.

Students

2,746

Submissions

38,147

Mentoring Discussions

703

The Nim track needs attention ⚠️

Building

Build

Use your knowledge to build the Nim track itself

22 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

34,019

Test Run Pass Rate

34.7% (11818)

Test Run Fail Rate

21.1% (7180)

Test Run Error Rate

44.2% (15021)

Build Analyzers

Build an Analyzer for Nim: 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 129 practice exercises. Find out more.

Usage statistics

70 active practice exercises

Started

Attempts

Completions

Mentoring requests

Hello World

1,897

2,611 (avg. 1.4)

1,640 (86.5%)

0 (0.0%)

Two Fer

1,364

5,345 (avg. 3.9)

974 (71.4%)

213 (15.6%)

Leap

957

2,622 (avg. 2.7)

806 (84.2%)

125 (13.1%)

Bob

620

4,624 (avg. 7.5)

415 (66.9%)

88 (14.2%)

Allergies

377

2,022 (avg. 5.4)

260 (69.0%)

55 (14.6%)

Sum of Multiples

320

1,755 (avg. 5.5)

249 (77.8%)

38 (11.9%)

Grade School

217

1,106 (avg. 5.1)

167 (77.0%)

28 (12.9%)

Hamming

413

1,011 (avg. 2.4)

356 (86.2%)

15 (3.6%)

Pangram

462

1,044 (avg. 2.3)

378 (81.8%)

14 (3.0%)

Acronym

236

881 (avg. 3.7)

198 (83.9%)

10 (4.2%)

Isogram

394

835 (avg. 2.1)

327 (83.0%)

13 (3.3%)

Difference of Squares

232

566 (avg. 2.4)

191 (82.3%)

7 (3.0%)

Triangle

198

740 (avg. 3.7)

152 (76.8%)

10 (5.1%)

Anagram

182

524 (avg. 2.9)

152 (83.5%)

4 (2.2%)

Matching Brackets

161

669 (avg. 4.2)

121 (75.2%)

5 (3.1%)

Word Count

236

770 (avg. 3.3)

172 (72.9%)

3 (1.3%)

Armstrong Numbers

178

569 (avg. 3.2)

147 (82.6%)

8 (4.5%)

Collatz Conjecture

155

436 (avg. 2.8)

123 (79.4%)

5 (3.2%)

Scrabble Score

119

234 (avg. 2.0)

91 (76.5%)

3 (2.5%)

Grains

143

600 (avg. 4.2)

108 (75.5%)

5 (3.5%)

Atbash Cipher

125

403 (avg. 3.2)

89 (71.2%)

2 (1.6%)

All Your Base

96

342 (avg. 3.6)

67 (69.8%)

4 (4.2%)

Binary Search

44

174 (avg. 4.0)

32 (72.7%)

3 (6.8%)

Clock

94

235 (avg. 2.5)

62 (66.0%)

0 (0.0%)

Crypto Square

82

267 (avg. 3.3)

46 (56.1%)

0 (0.0%)

Darts

96

183 (avg. 1.9)

68 (70.8%)

4 (4.2%)

Diamond

71

102 (avg. 1.4)

43 (60.6%)

1 (1.4%)

Diffie-Hellman

86

92 (avg. 1.1)

52 (60.5%)

2 (2.3%)

D&D Character

31

69 (avg. 2.2)

22 (71.0%)

1 (3.2%)

ETL

80

101 (avg. 1.3)

56 (70.0%)

0 (0.0%)

Gigasecond

186

215 (avg. 1.2)

145 (78.0%)

2 (1.1%)

High Scores

78

128 (avg. 1.6)

54 (69.2%)

2 (2.6%)

ISBN Verifier

76

189 (avg. 2.5)

50 (65.8%)

2 (2.6%)

Kindergarten Garden

68

124 (avg. 1.8)

44 (64.7%)

0 (0.0%)

Largest Series Product

69

164 (avg. 2.4)

44 (63.8%)

1 (1.4%)

Luhn

77

148 (avg. 1.9)

50 (64.9%)

1 (1.3%)

Matrix

64

127 (avg. 2.0)

42 (65.6%)

0 (0.0%)

Meetup

54

91 (avg. 1.7)

32 (59.3%)

2 (3.7%)

Nth Prime

101

189 (avg. 1.9)

68 (67.3%)

2 (2.0%)

Nucleotide Count

100

131 (avg. 1.3)

72 (72.0%)

0 (0.0%)

Pascal's Triangle

60

95 (avg. 1.6)

41 (68.3%)

0 (0.0%)

Perfect Numbers

62

147 (avg. 2.4)

38 (61.3%)

1 (1.6%)

Phone Number

59

71 (avg. 1.2)

34 (57.6%)

0 (0.0%)

Prime Factors

61

151 (avg. 2.5)

40 (65.6%)

1 (1.6%)

Protein Translation

56

92 (avg. 1.6)

37 (66.1%)

1 (1.8%)

Proverb

54

93 (avg. 1.7)

36 (66.7%)

0 (0.0%)

Queen Attack

93

208 (avg. 2.2)

67 (72.0%)

3 (3.2%)

Raindrops

97

105 (avg. 1.1)

69 (71.1%)

1 (1.0%)

Resistor Color

65

118 (avg. 1.8)

42 (64.6%)

0 (0.0%)

Resistor Color Duo

63

77 (avg. 1.2)

40 (63.5%)

0 (0.0%)

Resistor Color Trio

53

100 (avg. 1.9)

35 (66.0%)

0 (0.0%)

Reverse String

364

621 (avg. 1.7)

294 (80.8%)

7 (1.9%)

RNA Transcription

247

348 (avg. 1.4)

207 (83.8%)

1 (0.4%)

Robot Name

59

86 (avg. 1.5)

31 (52.5%)

0 (0.0%)

Roman Numerals

99

166 (avg. 1.7)

73 (73.7%)

0 (0.0%)

Rotational Cipher

53

72 (avg. 1.4)

33 (62.3%)

0 (0.0%)

Run-Length Encoding

143

196 (avg. 1.4)

100 (69.9%)

4 (2.8%)

Saddle Points

53

90 (avg. 1.7)

31 (58.5%)

1 (1.9%)

Say

51

73 (avg. 1.4)

30 (58.8%)

0 (0.0%)

Scale Generator

48

60 (avg. 1.3)

25 (52.1%)

0 (0.0%)

Secret Handshake

71

180 (avg. 2.5)

50 (70.4%)

1 (1.4%)

Series

55

102 (avg. 1.9)

31 (56.4%)

0 (0.0%)

Sieve

77

281 (avg. 3.6)

48 (62.3%)

1 (1.3%)

Space Age

101

163 (avg. 1.6)

75 (74.3%)

1 (1.0%)

Spiral Matrix

52

64 (avg. 1.2)

25 (48.1%)

1 (1.9%)

Sublist

63

190 (avg. 3.0)

36 (57.1%)

0 (0.0%)

Twelve Days

54

216 (avg. 4.0)

29 (53.7%)

0 (0.0%)

Yacht

62

419 (avg. 6.8)

37 (59.7%)

2 (3.2%)

Linked List

49

776 (avg. 15.8)

27 (55.1%)

4 (8.2%)

React

139

323 (avg. 2.3)

37 (26.6%)

3 (2.2%)

1 deprecated practice exercises

Started

Attempts

Completions

Mentoring requests

Binary

18

25 (avg. 1.4)

16 (88.9%)

0 (0.0%)

59 unimplemented practice exercises

Affine Cipher

Alphametics

Bank Account

Binary Search Tree

Book Store

Bottle Song

Bowling

Change

Circular Buffer

Complex Numbers

Connect

Custom Set

DOT DSL

Dominoes

Error Handling

Flatten Array

Food Chain

Forth

Go Counting

Grep

Hangman

House

Killer Sudoku Helper

Knapsack

Ledger

Lens Person

List Ops

Markdown

Micro Blog

Minesweeper

OCR Numbers

POV

PaaS I/O

Palindrome Products

Parallel Letter Frequency

Pig Latin

Poker

Pythagorean Triplet

REST API

Rail Fence Cipher

Rational Numbers

Rectangles

Robot Simulator

SGF Parsing

Satellite

Simple Cipher

Simple Linked List

Square Root

State of Tic-Tac-Toe

Strain

Tournament

Transpose

Tree Building

Two Bucket

Variable Length Quantity

Word Search

Wordy

Zebra Puzzle

Zipper

Volunteers

38

ee7-1282

5,209

ynfle

1,765

ErikSchierboom

1,330

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