pocztarski

Name:Rafał Pocztarski

Clan:WarsawJS

Skills:typescript, javascript, node.js, go, golang, backend, microservices

Member Since:Jun 2022

Last Seen:Mar 2025

Profiles:

Following:54

Followers:30

Allies:27

View Profile Badges

Stats are being refreshed, your browser will reload soon...

Progress

Rank:2 kyu

Honor:3,725

Leaderboard Position:#3,124

Honor Percentile:Top 0.443%

Total Completed Kata:425

Languages:

Total Languages Trained:57

Highest Trained:JavaScript (2 kyu)

Most Recent:Go

Up Votes:

Best Practice Solutions:3,414

Clever Solutions:1,272

Comments:3

Contributions

Community:

Comments:23 (0 replies)

Collections:1

Kumite:2 (2 Started)

Translations:0 (0 approved)

Streaks

Most in a Single Day:

Completed Kata:129

Date:Jun 21, 2022

Most in a Single Week:

Completed Kata:175

Ended On:Jun 26, 2022

Most Consecutive Days:

Most Number of days:11

Ended On:May 31, 2023

Current Streak:0

JavaScript

Rank:2 kyu

First Completed:Jun 2022

Last Completed:Feb 2025

Completed Kata:361

Kata Attempts:576

Completed on 1^st Attempt:283

Completed Kata By Rank:

8 Kyu:109

7 Kyu:90

6 Kyu:92

5 Kyu:45

4 Kyu:13

3 Kyu:6

2 Kyu:5

1 Kyu:1

Solution Votes:

Best Practice:105

Clever:148

TypeScript

Rank:4 kyu

First Completed:Jun 2022

Last Completed:Feb 2025

Completed Kata:119

Kata Attempts:223

Completed on 1^st Attempt:83

Completed Kata By Rank:

8 Kyu:47

7 Kyu:29

6 Kyu:29

5 Kyu:9

4 Kyu:2

3 Kyu:2

2 Kyu:1

Solution Votes:

Best Practice:24

Clever:80

Go

Rank:4 kyu

First Completed:Jun 2022

Last Completed:Feb 2025

Completed Kata:136

Kata Attempts:209

Completed on 1^st Attempt:109

Completed Kata By Rank:

8 Kyu:33

7 Kyu:37

6 Kyu:50

5 Kyu:13

4 Kyu:2

Solution Votes:

Best Practice:240

Clever:380

C

Rank:5 kyu

First Completed:Jun 2022

Last Completed:Mar 2025

Completed Kata:51

Kata Attempts:77

Completed on 1^st Attempt:39

Completed Kata By Rank:

8 Kyu:18

7 Kyu:10

6 Kyu:14

5 Kyu:9

Solution Votes:

Best Practice:0

Clever:7

Rust

Rank:5 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:31

Kata Attempts:38

Completed on 1^st Attempt:30

Completed Kata By Rank:

8 Kyu:16

7 Kyu:5

6 Kyu:6

5 Kyu:2

4 Kyu:1

3 Kyu:1

Solution Votes:

Best Practice:287

Clever:66

C++

Rank:7 kyu

First Completed:Jun 2022

Last Completed:Mar 2025

Completed Kata:14

Kata Attempts:14

Completed on 1^st Attempt:11

Completed Kata By Rank:

8 Kyu:4

7 Kyu:5

6 Kyu:5

Solution Votes:

Best Practice:406

Clever:68

Java

Rank:7 kyu

First Completed:Jun 2022

Last Completed:Mar 2025

Completed Kata:10

Kata Attempts:11

Completed on 1^st Attempt:10

Completed Kata By Rank:

8 Kyu:3

7 Kyu:3

6 Kyu:3

5 Kyu:1

Solution Votes:

Best Practice:282

Clever:40

NASM

Rank:7 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:15

Kata Attempts:25

Completed on 1^st Attempt:12

Completed Kata By Rank:

8 Kyu:10

7 Kyu:3

6 Kyu:2

Solution Votes:

Best Practice:3

Clever:5

C#

Rank:7 kyu

First Completed:Jun 2022

Last Completed:Feb 2025

Completed Kata:6

Kata Attempts:6

Completed on 1^st Attempt:5

Completed Kata By Rank:

8 Kyu:3

7 Kyu:1

6 Kyu:1

5 Kyu:1

Solution Votes:

Best Practice:252

Clever:19

CoffeeScript

Rank:7 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:6

Kata Attempts:6

Completed on 1^st Attempt:6

Completed Kata By Rank:

8 Kyu:2

7 Kyu:3

5 Kyu:1

Solution Votes:

Best Practice:20

Clever:4

Python

Rank:7 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:5

Kata Attempts:6

Completed on 1^st Attempt:3

Completed Kata By Rank:

8 Kyu:3

7 Kyu:1

5 Kyu:1

Solution Votes:

Best Practice:1,282

Clever:270

Ruby

Rank:7 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:5

Kata Attempts:5

Completed on 1^st Attempt:5

Completed Kata By Rank:

8 Kyu:3

7 Kyu:1

5 Kyu:1

Solution Votes:

Best Practice:91

Clever:28

Shell

Rank:7 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:4

Kata Attempts:4

Completed on 1^st Attempt:4

Completed Kata By Rank:

8 Kyu:3

5 Kyu:1

Solution Votes:

Best Practice:13

Clever:0

Perl

Rank:8 kyu

First Completed:Jun 2022

Last Completed:May 2023

Completed Kata:5

Kata Attempts:5

Completed on 1^st Attempt:3

Completed Kata By Rank:

8 Kyu:3

7 Kyu:2

Dart

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Feb 2025

Completed Kata:3

Kata Attempts:4

Completed on 1^st Attempt:3

Completed Kata By Rank:

8 Kyu:2

6 Kyu:1

Solution Votes:

Best Practice:35

Clever:4

Groovy

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Feb 2025

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:5

Clever:0

Haskell

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:4

Kata Attempts:6

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:3

7 Kyu:1

Solution Votes:

Best Practice:3

Clever:2

OCaml

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Oct 2023

Completed Kata:4

Kata Attempts:5

Completed on 1^st Attempt:3

Completed Kata By Rank:

8 Kyu:4

Solution Votes:

Best Practice:4

Clever:0

Clojure

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:4

Kata Attempts:4

Completed on 1^st Attempt:4

Completed Kata By Rank:

8 Kyu:4

Solution Votes:

Best Practice:19

Clever:59

BF

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:3

Kata Attempts:3

Completed on 1^st Attempt:3

Completed Kata By Rank:

8 Kyu:3

Solution Votes:

Best Practice:13

Clever:6

Forth

Rank:8 kyu

First Completed:Jun 2022

Last Completed:May 2023

Completed Kata:3

Kata Attempts:4

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:3

Solution Votes:

Best Practice:17

Clever:0

SQL

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:3

Kata Attempts:3

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:3

Solution Votes:

Best Practice:0

Clever:9

VB

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:3

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:10

Clever:1

Raku

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2023

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:2

Prolog

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:3

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:7

Clever:0

Elm

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:5

Clever:0

R

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:29

Clever:2

Julia

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:4

Clever:3

Crystal

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:12

Clever:3

Scala

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:10

Clever:13

Racket

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:10

Clever:12

Reason

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:8

Clever:1

Elixir

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:2

Kata Attempts:2

Completed on 1^st Attempt:2

Completed Kata By Rank:

8 Kyu:2

Solution Votes:

Best Practice:11

Clever:2

RISC-V

Rank:8 kyu

First Completed:May 2023

Last Completed:May 2023

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:2

Clever:0

Kotlin

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:18

Clever:3

Idris

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

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

Haxe

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:7

Clever:0

Fortran

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:3

Clever:1

Coq

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:2

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Swift

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:2

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:10

Clever:4

Solidity

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:2

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:13

Clever:0

PureScript

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:6

Clever:3

PowerShell

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:16

Clever:1

PHP

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:59

Clever:22

Objective-C

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:5

Clever:0

Factor

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Nim

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:0

Clever:1

CFML

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:3

Clever:0

Agda

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:3

Clever:2

Pascal

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:7

Clever:0

Lua

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:26

Clever:2

λ Calculus

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:2

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

F#

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:11

Clever:0

Erlang

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:1

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:8

Clever:0

D

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

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:1

CommonLisp

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:6

Clever:0

COBOL

Rank:8 kyu

First Completed:Jun 2022

Last Completed:Jun 2022

Completed Kata:1

Kata Attempts:1

Completed on 1^st Attempt:0

Completed Kata By Rank:

8 Kyu:1

Solution Votes:

Best Practice:2

Clever:0