donaldsebleung

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Name:Donald Sebastian Leung

Clan:华润创业有限公司

Skills:risc-v, osdev, c, linux

Member Since:Jan 2016

Last Seen:Nov 2022

Profiles:

Following:697

Followers:926

Allies:298

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Progress

Rank:1 dan

Honor:113,018

Leaderboard Position:#10

Honor Percentile:Top 0.002%

Total Completed Kata:3,756

Languages:

Total Languages Trained:44

Highest Trained:JavaScript (1 kyu)

Most Recent:Python

Up Votes:

Best Practice Solutions:30,459

Clever Solutions:16,454

Comments:1,063

Contributions

Community:

Comments:3,218 (1,894 replies)

Collections:24

Kumite:433 (468 Started)

Translations:637 (562 approved)

Contributed Kata:329

Kata Approvals:252

Authored Kata:

Created:139 (15 in beta)

Total Completions:244,001

Total Stars:5,674

Total Collected:2,095

Avg. Rank:6 kyu

Avg. Satisfaction Rating:92%

Top Tags:

Fundamentals:85

Tutorials:41

Theorem Proving:38

Algorithms:29

Puzzles:28

Mathematics:24

Streaks

Most in a Single Day:

Completed Kata:69

Date:Nov 21, 2021

Most in a Single Week:

Completed Kata:145

Ended On:Aug 20, 2017

Most Consecutive Days:

Most Number of days:202

Ended On:Nov 30, 2022

JavaScript

Rank:1 kyu

First Completed:Jan 2016

Last Completed:Nov 2022

Completed Kata:3,028

Kata Attempts:8,100

Completed on 1^st Attempt:2,071

Authored Kata:50

Authored Translations:25 (15 approved)

Completed Kata By Rank:

8 Kyu:372

7 Kyu:1,446

6 Kyu:635

5 Kyu:156

4 Kyu:62

3 Kyu:12

2 Kyu:4

1 Kyu:3

Solution Votes:

Best Practice:17,317

Clever:9,200

Haskell

Rank:2 kyu

First Completed:Apr 2016

Last Completed:Nov 2022

Completed Kata:159

Kata Attempts:399

Completed on 1^st Attempt:127

Completed Kata By Rank:

8 Kyu:16

7 Kyu:53

6 Kyu:33

5 Kyu:22

4 Kyu:14

3 Kyu:3

2 Kyu:8

1 Kyu:5

Solution Votes:

Best Practice:337

Clever:89

PHP

Rank:2 kyu

First Completed:Jul 2016

Last Completed:Oct 2022

Completed Kata:477

Kata Attempts:625

Completed on 1^st Attempt:117

Authored Kata:35

Authored Translations:316 (279 approved)

Completed Kata By Rank:

8 Kyu:70

7 Kyu:203

6 Kyu:124

5 Kyu:40

4 Kyu:24

3 Kyu:5

2 Kyu:1

Solution Votes:

Best Practice:2,551

Clever:2,593

Python

Rank:3 kyu

First Completed:Jan 2016

Last Completed:Nov 2022

Completed Kata:384

Kata Attempts:681

Completed on 1^st Attempt:322

Completed Kata By Rank:

8 Kyu:75

7 Kyu:140

6 Kyu:89

5 Kyu:34

4 Kyu:18

3 Kyu:6

Solution Votes:

Best Practice:2,562

Clever:1,182

Ruby

Rank:3 kyu

First Completed:Jan 2016

Last Completed:Nov 2021

Completed Kata:337

Kata Attempts:739

Completed on 1^st Attempt:250

Authored Kata:1

Authored Translations:3 (1 approved)

Completed Kata By Rank:

8 Kyu:100

7 Kyu:107

6 Kyu:69

5 Kyu:34

4 Kyu:15

3 Kyu:1

2 Kyu:1

Solution Votes:

Best Practice:903

Clever:354

C#

Rank:3 kyu

First Completed:Jan 2016

Last Completed:Jul 2021

Completed Kata:210

Kata Attempts:769

Completed on 1^st Attempt:158

Authored Translations:10 (9 approved)

Completed Kata By Rank:

8 Kyu:39

7 Kyu:68

6 Kyu:55

5 Kyu:26

4 Kyu:10

3 Kyu:4

Solution Votes:

Best Practice:1,221

Clever:1,125

C

Rank:3 kyu

First Completed:Nov 2016

Last Completed:Oct 2022

Completed Kata:153

Kata Attempts:315

Completed on 1^st Attempt:120

Authored Kata:3

Authored Translations:8 (8 approved)

Completed Kata By Rank:

8 Kyu:28

7 Kyu:47

6 Kyu:42

5 Kyu:17

4 Kyu:8

3 Kyu:1

2 Kyu:2

Solution Votes:

Best Practice:199

Clever:100

C++

Rank:3 kyu

First Completed:Jun 2016

Last Completed:Aug 2021

Completed Kata:148

Kata Attempts:253

Completed on 1^st Attempt:112

Authored Translations:11 (9 approved)

Completed Kata By Rank:

8 Kyu:13

7 Kyu:58

6 Kyu:43

5 Kyu:13

4 Kyu:10

3 Kyu:3

2 Kyu:1

Solution Votes:

Best Practice:865

Clever:505

Java

Rank:3 kyu

First Completed:Jan 2016

Last Completed:Aug 2022

Completed Kata:147

Kata Attempts:303

Completed on 1^st Attempt:116

Completed Kata By Rank:

8 Kyu:19

7 Kyu:42

6 Kyu:46

5 Kyu:24

4 Kyu:9

3 Kyu:1

Solution Votes:

Best Practice:1,411

Clever:671

CoffeeScript

Rank:3 kyu

First Completed:Jan 2016

Last Completed:Feb 2019

Completed Kata:120

Kata Attempts:169

Completed on 1^st Attempt:94

Completed Kata By Rank:

8 Kyu:29

7 Kyu:25

6 Kyu:34

5 Kyu:20

4 Kyu:8

3 Kyu:2

Solution Votes:

Best Practice:108

Clever:25

Coq

Rank:4 kyu

First Completed:Apr 2019

Last Completed:Oct 2022

Completed Kata:75

Kata Attempts:50

Completed on 1^st Attempt:35

Authored Kata:26

Authored Translations:11 (9 approved)

Completed Kata By Rank:

8 Kyu:4

7 Kyu:12

6 Kyu:20

5 Kyu:12

4 Kyu:8

3 Kyu:1

2 Kyu:1

Solution Votes:

Best Practice:21

Clever:0

Objective-C

Rank:4 kyu

First Completed:Feb 2017

Last Completed:Apr 2022

Completed Kata:46

Kata Attempts:16

Completed on 1^st Attempt:8

Authored Translations:38 (34 approved)

Completed Kata By Rank:

8 Kyu:5

7 Kyu:7

6 Kyu:19

5 Kyu:13

4 Kyu:1

2 Kyu:1

Solution Votes:

Best Practice:19

Clever:9

Idris

Rank:4 kyu

First Completed:Mar 2019

Last Completed:Jan 2021

Completed Kata:10

Kata Attempts:13

Completed on 1^st Attempt:9

Authored Translations:1 (1 approved)

Completed Kata By Rank:

8 Kyu:1

7 Kyu:1

6 Kyu:5

5 Kyu:1

3 Kyu:1

2 Kyu:1

Solution Votes:

Best Practice:11

Clever:6

Lean

Rank:5 kyu

First Completed:Mar 2020

Last Completed:Feb 2022

Completed Kata:50

Kata Attempts:35

Completed on 1^st Attempt:18

Authored Kata:18

Authored Translations:12 (11 approved)

Completed Kata By Rank:

8 Kyu:6

7 Kyu:12

6 Kyu:21

5 Kyu:6

4 Kyu:3

Solution Votes:

Best Practice:1

Clever:1

TypeScript

Rank:5 kyu

First Completed:Jun 2016

Last Completed:Nov 2021

Completed Kata:34

Kata Attempts:47

Completed on 1^st Attempt:31

Completed Kata By Rank:

8 Kyu:7

7 Kyu:7

6 Kyu:10

5 Kyu:5

4 Kyu:3

3 Kyu:1

Solution Votes:

Best Practice:34

Clever:26

PureScript

Rank:5 kyu

First Completed:Jan 2019

Last Completed:Jan 2022

Completed Kata:27

Kata Attempts:2

Completed on 1^st Attempt:0

Authored Kata:1

Authored Translations:25 (24 approved)

Completed Kata By Rank:

8 Kyu:4

7 Kyu:5

6 Kyu:6

5 Kyu:5

4 Kyu:4

3 Kyu:1

2 Kyu:1

Solution Votes:

Best Practice:4

Clever:0

Fortran

Rank:5 kyu

First Completed:Apr 2018

Last Completed:May 2020

Completed Kata:57

Kata Attempts:131

Completed on 1^st Attempt:11

Authored Kata:4

Authored Translations:40 (38 approved)

Completed Kata By Rank:

8 Kyu:5

7 Kyu:25

6 Kyu:20

5 Kyu:5

Solution Votes:

Best Practice:10

Clever:9

Swift

Rank:5 kyu

First Completed:Oct 2016

Last Completed:Aug 2018

Completed Kata:31

Kata Attempts:49

Completed on 1^st Attempt:24

Completed Kata By Rank:

8 Kyu:5

7 Kyu:1

6 Kyu:18

5 Kyu:5

4 Kyu:1

Solution Votes:

Best Practice:164

Clever:19

BF

Rank:5 kyu

First Completed:Jul 2017

Last Completed:Jun 2021

Completed Kata:26

Kata Attempts:45

Completed on 1^st Attempt:19

Authored Kata:1

Authored Translations:2 (2 approved)

Completed Kata By Rank:

8 Kyu:2

7 Kyu:11

6 Kyu:5

5 Kyu:6

4 Kyu:2

Solution Votes:

Best Practice:46

Clever:6

Crystal

Rank:5 kyu

First Completed:Aug 2016

Last Completed:Jan 2019

Completed Kata:44

Kata Attempts:55

Completed on 1^st Attempt:40

Completed Kata By Rank:

8 Kyu:7

7 Kyu:18

6 Kyu:14

5 Kyu:5

Solution Votes:

Best Practice:38

Clever:2

Rust

Rank:6 kyu

First Completed:Aug 2016

Last Completed:Sep 2022

Completed Kata:34

Kata Attempts:34

Completed on 1^st Attempt:32

Authored Translations:1 (1 approved)

Completed Kata By Rank:

8 Kyu:4

7 Kyu:9

6 Kyu:20

3 Kyu:1

Solution Votes:

Best Practice:95

Clever:12

NASM

Rank:6 kyu

First Completed:Apr 2018

Last Completed:Jan 2019

Completed Kata:39

Kata Attempts:36

Completed on 1^st Attempt:25

Authored Translations:15 (12 approved)

Completed Kata By Rank:

8 Kyu:10

7 Kyu:21

6 Kyu:8

Solution Votes:

Best Practice:13

Clever:0

Elixir

Rank:6 kyu

First Completed:Jun 2016

Last Completed:Jan 2018

Completed Kata:7

Kata Attempts:16

Completed on 1^st Attempt:5

Completed Kata By Rank:

8 Kyu:4

6 Kyu:2

5 Kyu:1

Solution Votes:

Best Practice:23

Clever:2

Solidity

Rank:6 kyu

First Completed:Sep 2017

Last Completed:Aug 2022

Completed Kata:6

Kata Attempts:106

Completed on 1^st Attempt:1

Authored Translations:4 (3 approved)

Completed Kata By Rank:

8 Kyu:2

6 Kyu:1

5 Kyu:2

Solution Votes:

Best Practice:15

Clever:0

RISC-V

Rank:6 kyu

First Completed:Aug 2022

Last Completed:Nov 2022

Completed Kata:31

Kata Attempts:16

Completed on 1^st Attempt:3

Authored Translations:28 (28 approved)

Completed Kata By Rank:

8 Kyu:14

7 Kyu:8

6 Kyu:5

Solution Votes:

Best Practice:1

Clever:0

R

Rank:6 kyu

First Completed:Aug 2017

Last Completed:Nov 2021

Completed Kata:9

Kata Attempts:12

Completed on 1^st Attempt:8

Completed Kata By Rank:

8 Kyu:3

7 Kyu:3

6 Kyu:3

Solution Votes:

Best Practice:19

Clever:10

SQL

Rank:7 kyu

First Completed:Oct 2016

Last Completed:Nov 2021

Completed Kata:28

Kata Attempts:43

Completed on 1^st Attempt:21

Completed Kata By Rank:

8 Kyu:17

7 Kyu:9

6 Kyu:1

Solution Votes:

Best Practice:2,183

Clever:390

Agda

Rank:7 kyu

First Completed:Mar 2019

Last Completed:Jun 2020

Completed Kata:9

Kata Attempts:11

Completed on 1^st Attempt:8

Completed Kata By Rank:

8 Kyu:1

7 Kyu:2

6 Kyu:2

5 Kyu:4

Solution Votes:

Best Practice:4

Clever:0

Clojure

Rank:7 kyu

First Completed:Apr 2016

Last Completed:Nov 2021

Completed Kata:16

Kata Attempts:25

Completed on 1^st Attempt:13

Completed Kata By Rank:

8 Kyu:9

7 Kyu:5

6 Kyu:1

Solution Votes:

Best Practice:88

Clever:5

PowerShell

Rank:7 kyu

First Completed:Jun 2018

Last Completed:Jun 2021

Completed Kata:18

Kata Attempts:19

Completed on 1^st Attempt:12

Authored Translations:4 (4 approved)

Completed Kata By Rank:

8 Kyu:4

7 Kyu:13

Solution Votes:

Best Practice:17

Clever:0

Shell

Rank:7 kyu

First Completed:Aug 2017

Last Completed:May 2021

Completed Kata:12

Kata Attempts:20

Completed on 1^st Attempt:10

Completed Kata By Rank:

8 Kyu:5

7 Kyu:6

6 Kyu:1

Solution Votes:

Best Practice:57

Clever:9

Lua

Rank:8 kyu

First Completed:Jul 2017

Last Completed:Jul 2018

Completed Kata:13

Kata Attempts:17

Completed on 1^st Attempt:10

Completed Kata By Rank:

8 Kyu:6

7 Kyu:6

6 Kyu:1

Solution Votes:

Best Practice:42

Clever:54

OCaml

Rank:8 kyu

First Completed:Aug 2017

Last Completed:Jan 2018

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:1

6 Kyu:1

Solution Votes:

Best Practice:2

Clever:0

Prolog

Rank:8 kyu

First Completed:Jan 2020

Last Completed:Jan 2020

Completed Kata:4

Kata Attempts:3

Completed on 1^st Attempt:3

Authored Translations:1 (0 approved)

Completed Kata By Rank:

8 Kyu:4

Solution Votes:

Best Practice:0

Clever:3

Kotlin

Rank:8 kyu

First Completed:Jan 2018

Last Completed:Jul 2018

Completed Kata:7

Kata Attempts:9

Completed on 1^st Attempt:6

Completed Kata By Rank:

8 Kyu:1

7 Kyu:3

6 Kyu:3

Solution Votes:

Best Practice:3

Clever:19

F#

Rank:8 kyu

First Completed:Sep 2016

Last Completed:Nov 2021

Completed Kata:12

Kata Attempts:14

Completed on 1^st Attempt:11

Completed Kata By Rank:

8 Kyu:6

7 Kyu:2

6 Kyu:4

Solution Votes:

Best Practice:26

Clever:5

Julia

Rank:8 kyu

First Completed:Jun 2018

Last Completed:Jul 2018

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:1

7 Kyu:1

Solution Votes:

Best Practice:1

Clever:0

Erlang

Rank:8 kyu

First Completed:Aug 2017

Last Completed:Jun 2018

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:1

7 Kyu:1

Go

Rank:8 kyu

First Completed:Mar 2017

Last Completed:Jul 2022

Completed Kata:8

Kata Attempts:13

Completed on 1^st Attempt:6

Completed Kata By Rank:

8 Kyu:1

7 Kyu:2

6 Kyu:3

Solution Votes:

Best Practice:4

Clever:5

Forth

Rank:8 kyu

First Completed:Nov 2021

Last Completed:Nov 2021

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:1

Clever:0

Scala

Rank:8 kyu

First Completed:Jun 2018

Last Completed:Jun 2018

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Groovy

Rank:8 kyu

First Completed:Jan 2018

Last Completed:Jul 2018

Completed Kata:4

Kata Attempts:4

Completed on 1^st Attempt:4

Completed Kata By Rank:

8 Kyu:2

7 Kyu:1

6 Kyu:1

Solution Votes:

Best Practice:7

Clever:9

Nim

Rank:8 kyu

First Completed:Aug 2017

Last Completed:May 2018

Completed Kata:4

Kata Attempts:4

Completed on 1^st Attempt:4

Completed Kata By Rank:

8 Kyu:1

7 Kyu:2

6 Kyu:1

Solution Votes:

Best Practice:5

Clever:0

Dart

Rank:8 kyu

First Completed:Aug 2016

Last Completed:Aug 2017

Completed Kata:3

Kata Attempts:6

Completed on 1^st Attempt:3

Completed Kata By Rank:

8 Kyu:3

Solution Votes:

Best Practice:31

Clever:9