Collatz in Python in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 218th 40fied4t 770 74 6 May 2025 218th 48panda 770 74 6 May 2025 218th TheZwierzLF 🇵🇱 770 74 21 May 2025 218th kbeat 🇰🇿 770 74 21 May 2025 218th LvLError 770 74 29 May 2025 218th Lv0Sys 🇵🇱 770 74 30 May 2025 218th ffelixm 770 74 3 Jun 2025 308th martinnorling 🇸🇪 760 75 5 May 2022 308th Trunksistor 🇫🇷 760 75 9 May 2022 308th bbakersmith 760 75 28 Jun 2022 308th bsoyka 🇺🇸 760 75 16 Jul 2022 308th julienlamoureux78 760 75 12 Aug 2022 308th dzshn 760 75 16 Aug 2022 308th destofr 760 75 25 Aug 2022 308th vishwathg 760 75 10 Oct 2022 308th nkoppel 760 75 19 Oct 2022 308th AZ9tumas 760 75 23 Oct 2022 308th EthanGrant1 760 75 7 Nov 2022 308th Omega65536 🇩🇪 760 75 24 Nov 2022 308th b10011 🇫🇮 760 75 3 Jan 2023 308th 4ndyJ 🇬🇧 760 75 3 Jan 2023 308th randolchance 760 75 8 Jan 2023 308th LeeCamp 760 75 12 Jan 2023 308th hellwue 760 75 15 Feb 2023 308th nandanjp 760 75 29 Mar 2023 308th galloj 🇨🇿 760 75 20 May 2023 308th jhu04 760 75 23 Jun 2023 308th HelloYuiYui 760 75 1 Nov 2023 308th tobyLovick 760 75 10 Nov 2023 308th RZ781 760 75 19 Nov 2023 308th mikehanus 760 75 21 Nov 2023 308th Hebelub 760 75 6 Jan 2024 308th minhtrancccp 760 75 11 Jan 2024 308th jbjd 760 75 25 Feb 2024 308th gabe-gallegos 760 75 2 May 2024 308th kejcao 🇨🇦 760 75 11 May 2024 308th Florian-Mt 760 75 22 Jul 2024 308th codingisgreatbutiamnot 760 75 9 Aug 2024 308th Terobero 760 75 23 Aug 2024 308th RedzGoose 🇦🇺 760 75 7 Oct 2024 308th Clay-Goodling 760 75 8 Oct 2024 308th jiji7879 760 75 24 days ago 308th faragocsaba 760 75 22 days ago 308th bknower 760 75 14 days ago 308th clayboll99 760 75 10 hours ago 346th guilhem-roy 🇫🇷 750 76 5 May 2022 346th NewDefectus 🇮🇱 750 76 6 May 2022 346th CuboidRaptor 🇨🇦 750 76 25 May 2022 346th TheSmilingTurtle 750 76 5 Jun 2022 346th Romain-1 🇫🇷 750 76 8 Jun 2022 346th jhpaques 🇫🇷 750 76 30 Jul 2022 346th chriscianfarani 750 76 10 Aug 2022 346th eshilo-draper 750 76 13 Sep 2022 346th suwat513 750 76 22 Sep 2022 346th PogLop 🇨🇿 750 76 3 Nov 2022 346th Jaydosu 750 76 14 Nov 2022 346th tails618 750 76 2 Dec 2022 346th KevinLyvers 750 76 17 Dec 2022 346th nayakrujul 750 76 3 Jan 2023 346th CatsAreFluffy 750 76 18 Feb 2023 346th Schreipfelerer 750 76 9 Apr 2023 346th hm5822 750 76 22 Apr 2023 346th celiendonze 🇨🇭 750 76 5 Jul 2023 346th brochmann 🇸🇪 750 76 13 Aug 2023 346th Command-Master 750 76 2 Oct 2023 346th chartung17 750 76 17 Dec 2023 346th smokestacklightnin 🇺🇸 750 76 10 Jan 2024 346th NickTheEASDude 🇺🇸 750 76 26 Jan 2024 346th yuchuehw 750 76 2 Feb 2024 346th Azearia 750 76 26 Feb 2024 346th khavik 750 76 29 May 2024 346th Ythaenagor 750 76 5 Aug 2024 346th martion2007 750 76 9 Aug 2024 346th sjrct 750 76 10 Aug 2024 346th Mathrew2012 750 76 9 Nov 2024 Prev 301–375 of 746 Next
40fied4t
48panda
TheZwierzLF
🇵🇱
kbeat
🇰🇿
LvLError
Lv0Sys
🇵🇱
ffelixm
martinnorling
🇸🇪
Trunksistor
🇫🇷
bbakersmith
bsoyka
🇺🇸
julienlamoureux78
dzshn
destofr
vishwathg
nkoppel
AZ9tumas
EthanGrant1
Omega65536
🇩🇪
b10011
🇫🇮
4ndyJ
🇬🇧
randolchance
LeeCamp
hellwue
nandanjp
galloj
🇨🇿
jhu04
HelloYuiYui
tobyLovick
RZ781
mikehanus
Hebelub
minhtrancccp
jbjd
gabe-gallegos
kejcao
🇨🇦
Florian-Mt
codingisgreatbutiamnot
Terobero
RedzGoose
🇦🇺
Clay-Goodling
jiji7879
faragocsaba
bknower
clayboll99
guilhem-roy
🇫🇷
NewDefectus
🇮🇱
CuboidRaptor
🇨🇦
TheSmilingTurtle
Romain-1
🇫🇷
jhpaques
🇫🇷
chriscianfarani
eshilo-draper
suwat513
PogLop
🇨🇿
Jaydosu
tails618
KevinLyvers
nayakrujul
CatsAreFluffy
Schreipfelerer
hm5822
celiendonze
🇨🇭
brochmann
🇸🇪
Command-Master
chartung17
smokestacklightnin
🇺🇸
NickTheEASDude
🇺🇸
yuchuehw
Azearia
khavik
Ythaenagor
martion2007
sjrct
Mathrew2012