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Progress

Rank:1 dan
Honor:65,223
Leaderboard Position:#42
Honor Percentile:Top 0.006%
Total Completed Kata:2,194

Languages:

Total Languages Trained:54
Highest Trained:Java (1 kyu)
Most Recent:JavaScript

Up Votes:

Best Practice Solutions:105,748
Clever Solutions:56,378
Comments:4,865

Contributions

Community:

Comments:12,134 (2,338 replies)
Collections:16
Kumite:230 (260 Started)
Translations:4,099 (3,969 approved)
Contributed Kata:209
Kata Approvals:3

Authored Kata:

Created:11 (0 in beta)
Total Completions:5,486
Total Stars:395
Total Collected:94
Avg. Rank:6 kyu
Avg. Satisfaction Rating:91%

Top Tags:

Debugging:6
Unicode:3
Strings:2
Performance:2
Games:1
Concurrency:1

Streaks

Most in a Single Day:

Completed Kata:23
Date:Dec 17, 2018

Most in a Single Week:

Completed Kata:52
Ended On:Feb 12, 2023

Most Consecutive Days:

Most Number of days:41
Ended On:Oct 25, 2022
Current Streak:1

Java

Rank:1 kyu
First Completed:May 2018
Last Completed:Jun 2025
Completed Kata:416
Kata Attempts:1,343
Completed on 1st Attempt:211
Authored Kata:3
Authored Translations:65 (63 approved)

Completed Kata By Rank:

8 Kyu:85
7 Kyu:107
6 Kyu:81
5 Kyu:27
4 Kyu:42
3 Kyu:18
2 Kyu:10
1 Kyu:5

Solution Votes:

Best Practice:13,224
Clever:7,589

JavaScript

Rank:1 kyu
First Completed:May 2018
Last Completed:Jul 2025
Completed Kata:914
Kata Attempts:2,793
Completed on 1st Attempt:483
Authored Kata:5
Authored Translations:417 (409 approved)

Completed Kata By Rank:

8 Kyu:170
7 Kyu:295
6 Kyu:181
5 Kyu:69
4 Kyu:53
3 Kyu:18
2 Kyu:7
1 Kyu:3

Solution Votes:

Best Practice:23,467
Clever:8,352

Python

Rank:2 kyu
First Completed:Jul 2018
Last Completed:Jul 2025
Completed Kata:973
Kata Attempts:2,991
Completed on 1st Attempt:573
Authored Kata:3
Authored Translations:348 (342 approved)

Completed Kata By Rank:

8 Kyu:168
7 Kyu:341
6 Kyu:200
5 Kyu:70
4 Kyu:37
3 Kyu:9
2 Kyu:3
1 Kyu:2

Solution Votes:

Best Practice:57,265
Clever:34,162

C#

Rank:2 kyu
First Completed:May 2018
Last Completed:Jun 2025
Completed Kata:383
Kata Attempts:1,155
Completed on 1st Attempt:210
Authored Kata:2
Authored Translations:2,195 (2170 approved)

Completed Kata By Rank:

8 Kyu:59
7 Kyu:116
6 Kyu:91
5 Kyu:34
4 Kyu:41
3 Kyu:8
2 Kyu:4

Solution Votes:

Best Practice:2,039
Clever:861

C++

Rank:2 kyu
First Completed:Jun 2018
Last Completed:Jun 2025
Completed Kata:287
Kata Attempts:1,016
Completed on 1st Attempt:164
Authored Translations:61 (57 approved)

Completed Kata By Rank:

8 Kyu:70
7 Kyu:79
6 Kyu:72
5 Kyu:19
4 Kyu:25
3 Kyu:3
2 Kyu:2
1 Kyu:1

Solution Votes:

Best Practice:3,018
Clever:2,217

C

Rank:3 kyu
First Completed:Jun 2018
Last Completed:Jun 2025
Completed Kata:299
Kata Attempts:999
Completed on 1st Attempt:159
Authored Translations:49 (47 approved)

Completed Kata By Rank:

8 Kyu:78
7 Kyu:115
6 Kyu:68
5 Kyu:16
4 Kyu:9
3 Kyu:1
2 Kyu:1

Solution Votes:

Best Practice:865
Clever:934

Scala

Rank:4 kyu
First Completed:Dec 2019
Last Completed:Jul 2025
Completed Kata:111
Kata Attempts:281
Completed on 1st Attempt:67
Authored Translations:30 (25 approved)

Completed Kata By Rank:

8 Kyu:36
7 Kyu:36
6 Kyu:27
5 Kyu:7
4 Kyu:4
3 Kyu:1

Solution Votes:

Best Practice:349
Clever:279

Haskell

Rank:4 kyu
First Completed:Aug 2018
Last Completed:Mar 2025
Completed Kata:64
Kata Attempts:147
Completed on 1st Attempt:43
Authored Translations:18 (13 approved)

Completed Kata By Rank:

8 Kyu:16
7 Kyu:31
6 Kyu:11
4 Kyu:2
3 Kyu:2

Solution Votes:

Best Practice:275
Clever:72

Swift

Rank:5 kyu
First Completed:Aug 2019
Last Completed:Jun 2025
Completed Kata:104
Kata Attempts:264
Completed on 1st Attempt:58
Authored Translations:19 (18 approved)

Completed Kata By Rank:

8 Kyu:37
7 Kyu:26
6 Kyu:34
5 Kyu:5
4 Kyu:1

Solution Votes:

Best Practice:1,775
Clever:857

Ruby

Rank:5 kyu
First Completed:Oct 2018
Last Completed:Jun 2025
Completed Kata:86
Kata Attempts:195
Completed on 1st Attempt:49
Authored Translations:27 (27 approved)

Completed Kata By Rank:

8 Kyu:18
7 Kyu:33
6 Kyu:23
5 Kyu:4
4 Kyu:1

Solution Votes:

Best Practice:1,457
Clever:549

TypeScript

Rank:5 kyu
First Completed:Jul 2020
Last Completed:May 2025
Completed Kata:39
Kata Attempts:64
Completed on 1st Attempt:20
Authored Translations:22 (21 approved)

Completed Kata By Rank:

8 Kyu:7
7 Kyu:14
6 Kyu:12
5 Kyu:3
4 Kyu:1

Solution Votes:

Best Practice:123
Clever:27

Kotlin

Rank:6 kyu
First Completed:Dec 2020
Last Completed:Jun 2025
Completed Kata:15
Kata Attempts:46
Completed on 1st Attempt:8
Authored Translations:12 (11 approved)

Completed Kata By Rank:

8 Kyu:4
7 Kyu:3
6 Kyu:5
5 Kyu:1
3 Kyu:1

Solution Votes:

Best Practice:3
Clever:5

Go

Rank:6 kyu
First Completed:Feb 2019
Last Completed:Jun 2025
Completed Kata:24
Kata Attempts:85
Completed on 1st Attempt:11
Authored Translations:14 (14 approved)

Completed Kata By Rank:

8 Kyu:6
7 Kyu:4
6 Kyu:7
5 Kyu:4
4 Kyu:1

Solution Votes:

Best Practice:592
Clever:72

PHP

Rank:6 kyu
First Completed:Feb 2019
Last Completed:Jun 2025
Completed Kata:41
Kata Attempts:80
Completed on 1st Attempt:19
Authored Translations:26 (23 approved)

Completed Kata By Rank:

8 Kyu:12
7 Kyu:11
6 Kyu:16
5 Kyu:2

Solution Votes:

Best Practice:537
Clever:108

F#

Rank:6 kyu
First Completed:Nov 2020
Last Completed:Jun 2025
Completed Kata:46
Kata Attempts:85
Completed on 1st Attempt:30
Authored Translations:37 (34 approved)

Completed Kata By Rank:

8 Kyu:16
7 Kyu:18
6 Kyu:11
5 Kyu:1

Solution Votes:

Best Practice:128
Clever:49

CoffeeScript

Rank:6 kyu
First Completed:Feb 2019
Last Completed:Jun 2025
Completed Kata:22
Kata Attempts:47
Completed on 1st Attempt:7
Authored Translations:17 (16 approved)

Completed Kata By Rank:

8 Kyu:3
7 Kyu:11
6 Kyu:5
5 Kyu:2

Solution Votes:

Best Practice:5
Clever:1

Rust

Rank:6 kyu
First Completed:Mar 2021
Last Completed:Jun 2025
Completed Kata:23
Kata Attempts:47
Completed on 1st Attempt:13
Authored Translations:19 (19 approved)

Completed Kata By Rank:

8 Kyu:5
7 Kyu:6
6 Kyu:9
5 Kyu:1

Solution Votes:

Best Practice:290
Clever:157

Lua

Rank:6 kyu
First Completed:Jan 2019
Last Completed:Jun 2025
Completed Kata:23
Kata Attempts:41
Completed on 1st Attempt:13
Authored Translations:8 (6 approved)

Completed Kata By Rank:

8 Kyu:8
7 Kyu:5
6 Kyu:4
5 Kyu:2

Solution Votes:

Best Practice:0
Clever:17

Crystal

Rank:7 kyu
First Completed:Sep 2022
Last Completed:Nov 2024
Completed Kata:13
Kata Attempts:22
Completed on 1st Attempt:5
Authored Translations:68 (64 approved)

Completed Kata By Rank:

8 Kyu:4
7 Kyu:4
6 Kyu:5

Solution Votes:

Best Practice:5
Clever:0

SQL

Rank:7 kyu
First Completed:Dec 2018
Last Completed:May 2025
Completed Kata:15
Kata Attempts:44
Completed on 1st Attempt:4
Authored Translations:4 (3 approved)

Completed Kata By Rank:

8 Kyu:8
7 Kyu:4
6 Kyu:2
5 Kyu:1

Solution Votes:

Best Practice:215
Clever:35

Clojure

Rank:7 kyu
First Completed:Dec 2018
Last Completed:Mar 2025
Completed Kata:11
Kata Attempts:19
Completed on 1st Attempt:4
Authored Translations:11 (7 approved)

Completed Kata By Rank:

8 Kyu:4
7 Kyu:3
6 Kyu:3
5 Kyu:1

Solution Votes:

Best Practice:6
Clever:0

NASM

Rank:7 kyu
First Completed:Aug 2018
Last Completed:Oct 2024
Completed Kata:24
Kata Attempts:57
Completed on 1st Attempt:12
Authored Translations:5 (5 approved)

Completed Kata By Rank:

8 Kyu:13
7 Kyu:9
6 Kyu:1

Solution Votes:

Best Practice:3
Clever:2

Julia

Rank:7 kyu
First Completed:Jan 2023
Last Completed:Jun 2025
Completed Kata:9
Kata Attempts:14
Completed on 1st Attempt:5
Authored Translations:11 (10 approved)

Completed Kata By Rank:

8 Kyu:2
7 Kyu:2
6 Kyu:5

Groovy

Rank:7 kyu
First Completed:Aug 2020
Last Completed:Sep 2024
Completed Kata:10
Kata Attempts:20
Completed on 1st Attempt:2
Authored Translations:9 (8 approved)

Completed Kata By Rank:

8 Kyu:2
7 Kyu:4
6 Kyu:4

Solution Votes:

Best Practice:1
Clever:6

OCaml

Rank:7 kyu
First Completed:Feb 2022
Last Completed:Jan 2025
Completed Kata:8
Kata Attempts:8
Completed on 1st Attempt:2
Authored Translations:5 (5 approved)

Completed Kata By Rank:

8 Kyu:3
7 Kyu:3
6 Kyu:1
5 Kyu:1

Solution Votes:

Best Practice:16
Clever:5

PowerShell

Rank:7 kyu
First Completed:Feb 2020
Last Completed:Jan 2024
Completed Kata:6
Kata Attempts:18
Completed on 1st Attempt:1
Authored Translations:3 (3 approved)

Completed Kata By Rank:

8 Kyu:2
7 Kyu:1
6 Kyu:3

VB

Rank:7 kyu
First Completed:Aug 2023
Last Completed:Oct 2024
Completed Kata:6
Kata Attempts:5
Completed on 1st Attempt:3
Authored Translations:5 (5 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:4

D

Rank:7 kyu
First Completed:Jan 2023
Last Completed:Apr 2025
Completed Kata:6
Kata Attempts:11
Completed on 1st Attempt:3
Authored Translations:6 (5 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:2
6 Kyu:3

Racket

Rank:7 kyu
First Completed:Oct 2023
Last Completed:Jan 2025
Completed Kata:7
Kata Attempts:24
Completed on 1st Attempt:2
Authored Translations:6 (5 approved)

Completed Kata By Rank:

8 Kyu:3
7 Kyu:2
6 Kyu:2

Solution Votes:

Best Practice:12
Clever:0

Dart

Rank:7 kyu
First Completed:Jan 2023
Last Completed:Jun 2025
Completed Kata:13
Kata Attempts:21
Completed on 1st Attempt:7
Authored Translations:22 (22 approved)

Completed Kata By Rank:

8 Kyu:7
7 Kyu:2
6 Kyu:2

Solution Votes:

Best Practice:21
Clever:6

BF

Rank:7 kyu
First Completed:Aug 2022
Last Completed:Aug 2023
Completed Kata:8
Kata Attempts:15
Completed on 1st Attempt:5

Completed Kata By Rank:

8 Kyu:1
7 Kyu:5
6 Kyu:1
5 Kyu:1

Solution Votes:

Best Practice:29
Clever:10

Nim

Rank:7 kyu
First Completed:Jan 2023
Last Completed:Oct 2024
Completed Kata:8
Kata Attempts:5
Completed on 1st Attempt:3
Authored Translations:88 (87 approved)

Completed Kata By Rank:

8 Kyu:2
7 Kyu:3
6 Kyu:3

Solution Votes:

Best Practice:2
Clever:2

Elixir

Rank:7 kyu
First Completed:Feb 2019
Last Completed:Sep 2024
Completed Kata:7
Kata Attempts:13
Completed on 1st Attempt:2
Authored Translations:10 (7 approved)

Completed Kata By Rank:

8 Kyu:2
7 Kyu:3
6 Kyu:2

Solution Votes:

Best Practice:8
Clever:4

CommonLisp

Rank:7 kyu
First Completed:Jan 2023
Last Completed:Apr 2025
Completed Kata:6
Kata Attempts:9
Completed on 1st Attempt:2
Authored Translations:6 (6 approved)

Completed Kata By Rank:

8 Kyu:4
7 Kyu:1
6 Kyu:1

PureScript

Rank:7 kyu
First Completed:Feb 2023
Last Completed:Jan 2024
Completed Kata:5
Kata Attempts:12
Completed on 1st Attempt:2
Authored Translations:6 (2 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:2
6 Kyu:2

CFML

Rank:7 kyu
First Completed:Sep 2022
Last Completed:Mar 2025
Completed Kata:7
Kata Attempts:2
Completed on 1st Attempt:1
Authored Translations:7 (7 approved)

Completed Kata By Rank:

8 Kyu:3
7 Kyu:3
6 Kyu:1

Reason

Rank:7 kyu
First Completed:Oct 2023
Last Completed:Dec 2023
Completed Kata:3
Kata Attempts:2
Completed on 1st Attempt:0
Authored Translations:5 (5 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:1

Solution Votes:

Best Practice:1
Clever:0

Pascal

Rank:7 kyu
First Completed:Feb 2023
Last Completed:Dec 2023
Completed Kata:4
Kata Attempts:2
Completed on 1st Attempt:0
Authored Translations:5 (5 approved)

Completed Kata By Rank:

8 Kyu:2
7 Kyu:1
6 Kyu:1

R

Rank:7 kyu
First Completed:Dec 2020
Last Completed:Jan 2024
Completed Kata:4
Kata Attempts:8
Completed on 1st Attempt:2
Authored Translations:4 (3 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:2

Factor

Rank:7 kyu
First Completed:Oct 2023
Last Completed:Dec 2023
Completed Kata:3
Kata Attempts:4
Completed on 1st Attempt:0
Authored Translations:5 (5 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:1

Solution Votes:

Best Practice:10
Clever:0

Elm

Rank:7 kyu
First Completed:Jan 2023
Last Completed:Dec 2023
Completed Kata:3
Kata Attempts:1
Completed on 1st Attempt:1
Authored Translations:4 (4 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:1

Solution Votes:

Best Practice:1
Clever:0

Perl

Rank:8 kyu
First Completed:Oct 2022
Last Completed:Jan 2024
Completed Kata:4
Kata Attempts:1
Completed on 1st Attempt:1
Authored Translations:4 (4 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:2
6 Kyu:1

Shell

Rank:8 kyu
First Completed:Feb 2019
Last Completed:Jun 2024
Completed Kata:5
Kata Attempts:13
Completed on 1st Attempt:1
Authored Translations:5 (5 approved)

Completed Kata By Rank:

8 Kyu:3
7 Kyu:1
6 Kyu:1

COBOL

Rank:8 kyu
First Completed:Nov 2021
Last Completed:Sep 2024
Completed Kata:6
Kata Attempts:5
Completed on 1st Attempt:3
Authored Translations:5 (4 approved)

Completed Kata By Rank:

8 Kyu:3
7 Kyu:2
6 Kyu:1

Haxe

Rank:8 kyu
First Completed:Jan 2023
Last Completed:Mar 2024
Completed Kata:4
Kata Attempts:1
Completed on 1st Attempt:1
Authored Translations:6 (5 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:2
6 Kyu:1

Solution Votes:

Best Practice:5
Clever:0

Raku

Rank:8 kyu
First Completed:Oct 2023
Last Completed:Dec 2023
Completed Kata:3
Kata Attempts:0
Completed on 1st Attempt:0
Authored Translations:4 (4 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:1

Fortran

Rank:8 kyu
First Completed:Oct 2023
Last Completed:Oct 2024
Completed Kata:4
Kata Attempts:3
Completed on 1st Attempt:0
Authored Translations:5 (4 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:1

Erlang

Rank:8 kyu
First Completed:Oct 2023
Last Completed:Dec 2023
Completed Kata:3
Kata Attempts:0
Completed on 1st Attempt:0
Authored Translations:4 (4 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:1

Objective-C

Rank:8 kyu
First Completed:Jan 2023
Last Completed:Jan 2024
Completed Kata:3
Kata Attempts:1
Completed on 1st Attempt:1
Authored Translations:4 (3 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1
6 Kyu:1

Prolog

Rank:8 kyu
First Completed:Oct 2023
Last Completed:Dec 2023
Completed Kata:2
Kata Attempts:4
Completed on 1st Attempt:0
Authored Translations:1 (0 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1

Forth

Rank:8 kyu
First Completed:Oct 2023
Last Completed:Nov 2023
Completed Kata:2
Kata Attempts:0
Completed on 1st Attempt:0
Authored Translations:2 (2 approved)

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1

Coq

Rank:8 kyu
First Completed:Oct 2019
Last Completed:Nov 2019
Completed Kata:2
Kata Attempts:2
Completed on 1st Attempt:1

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:1
Clever:0

Solidity

Rank:8 kyu
First Completed:Jan 2024
Last Completed:Jan 2024
Completed Kata:1
Kata Attempts:2
Completed on 1st Attempt:0
Authored Translations:1 (1 approved)

Completed Kata By Rank:

7 Kyu:1

RISC-V

Rank:8 kyu
First Completed:Oct 2023
Last Completed:Nov 2023
Completed Kata:2
Kata Attempts:3
Completed on 1st Attempt:1

Completed Kata By Rank:

8 Kyu:1
7 Kyu:1