Collatz in all languages 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 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 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers 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 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 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 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 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 670th itserasmus 858 62 25 Jan 2024 670th Jacob385 858 62 13 Mar 2024 670th junkondo-jp 858 62 30 Jun 2024 670th ShiraJoseph 🇺🇸 858 62 1 Mar 2025 680th Andriamanitra 🇫🇮 858 67 26 Apr 2023 681st steffan-polygolf 858 73 23 Feb 2023 681st MWI-polygolf 858 73 6 Dec 2023 681st HumanoidCPU 858 73 7 May 2024 684th ulucs 857 35 8 May 2022 684th GrayJoKing 🇦🇺 857 35 9 May 2022 684th bstrat 857 35 6 Jun 2024 684th wh3n3v3r 🇨🇿 857 35 18 Nov 2024 688th 5quiwyrm 857 52 4 Sep 2022 688th MeWhenI 🇻🇦 857 52 28 Jan 2023 688th Feniske 🇫🇷 857 52 7 Nov 2023 688th dcgjb 857 52 29 Jan 2024 688th JPRuskin 🇬🇧 857 52 27 days ago 688th IISResetMe 857 52 27 days ago 694th Steffan153 🇫🇮 857 78 4 Feb 2023 695th JRaspass 🇬🇧 856 41 4 May 2022 695th SirBogman 🇺🇸 856 41 4 May 2022 695th Natanaelel 🇸🇪 856 41 4 May 2022 698th GrayJoKing 🇦🇺 856 67 8 Feb 2025 699th jared-hughes 856 72 6 Jul 2022 699th Steffan153 🇫🇮 856 72 3 Jan 2023 699th MeWhenI 🇻🇦 856 72 7 May 2023 699th ListeriaM 856 72 22 Aug 2023 699th larcherMTT 856 72 5 Oct 2024 699th snyderek 🇺🇸 856 72 19 Feb 2025 705th MeWhenI 🇻🇦 856 81 23 May 2023 706th ovs-code 🇩🇪 855 133 8 Jul 2024 707th KatieLG 🇬🇧 854 115 25 Sep 2022 707th emgordon154 854 115 17 Jan 2025 709th MeWhenI 🇻🇦 854 145 28 Mar 2025 710th DialFrost 🇸🇬 853 50 24 Oct 2023 711th ovs-code 🇩🇪 853 83 1 Jul 2024 712th eshilo-draper 853 91 4 Sep 2022 712th ericlangedijk 🇸🇮 853 91 23 May 2023 712th KatieLG 🇬🇧 853 91 30 Apr 2024 712th Mikey-Beep 🇬🇧 853 91 3 Sep 2024 716th eshilo-draper 853 137 4 Sep 2022 717th ovs-code 🇩🇪 852 85 11 Dec 2023 718th yeminghan2021 852 99 3 Feb 2025 719th Shanethegamer 🇺🇸 851 83 4 May 2022 720th 386asm 🇺🇸 851 86 9 Apr 2023 721st Frowny 850 38 5 May 2022 721st stackofbears 850 38 14 Mar 2025 723rd o0lit3 🇺🇸 850 54 22 Jun 2023 723rd Natanaelel 🇸🇪 850 54 10 Feb 2025 725th typeswitch-dev 🇵🇹 850 75 22 Jul 2023 726th frosster 850 76 12 May 2023 726th kyleclaassen 850 76 20 May 2023 726th RockOfStone 850 76 17 Mar 2024 726th NickTheEASDude 🇺🇸 850 76 7 May 2024 726th Antibrain0 850 76 8 Nov 2024 731st Yewzir 🇧🇪 849 65 9 Oct 2023 731st MeWhenI 🇻🇦 849 65 10 Oct 2023 733rd MeWhenI 🇻🇦 849 92 10 Oct 2022 733rd Betuaredead 849 92 5 Jan 2023 735th Shanethegamer 🇺🇸 849 99 27 Apr 2023 736th SirBogman 🇺🇸 848 55 5 May 2022 736th xiBread 🇺🇸 848 55 6 May 2022 736th 4hg 🇺🇸 848 55 24 Aug 2022 736th DialFrost 🇸🇬 848 55 1 Jan 2023 736th error256 848 55 4 May 2024 741st JayXon 🇺🇸 847 56 9 May 2022 742nd sean-niemann 🇺🇸 847 79 23 Oct 2024 742nd DialFrost 🇸🇬 847 79 25 Oct 2024 742nd emgordon154 847 79 27 Oct 2024 742nd stefangimmillaro 847 79 28 Oct 2024 746th azka1368 847 138 23 Nov 2023 746th Schmitt-Very-Cool 847 138 19 Jul 2024 748th MeWhenI 🇻🇦 846 26 25 Aug 2022 748th AlephSquirrel 846 26 6 Jan 2023 748th ovs-code 🇩🇪 846 26 5 May 2024 Prev 676–750 of 3,006 Next