The Hilbert Curve hole will go live in approximately 22 hours. Why not try and solve it ahead of time?
Gray Code Decoder 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 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 Topological Sort 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 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Topological Sort 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 73rd error256 0 75 10 May 2025 73rd sean-niemann 🇺🇸 0 75 11 May 2025 73rd Natanaelel 🇸🇪 0 75 11 May 2025 73rd Seek64 🇩🇪 0 75 3 Jun 2025 73rd kg583 🇺🇸 0 75 3 Aug 2025 73rd commandblockguy 🇺🇸 0 75 4 days ago 82nd Shanethegamer 🇺🇸 0 76 13 Dec 2024 82nd sean-niemann 🇺🇸 0 76 9 May 2025 82nd edsrzf 🇳🇿 0 76 10 May 2025 82nd ovs-code 🇩🇪 0 76 10 May 2025 86th Shanethegamer 🇺🇸 0 77 13 Dec 2024 86th GolfingSuccess 🇬🇷 0 77 30 Dec 2024 86th DialFrost 🇸🇬 0 77 8 May 2025 86th edsrzf 🇳🇿 0 77 9 May 2025 86th Natanaelel 🇸🇪 0 77 11 May 2025 86th lukegustafson 🇺🇸 0 77 16 Jun 2025 86th addmai 0 77 24 Jul 2025 86th hiichbindermax 0 77 13 days ago 86th 5cw 🇺🇸 0 77 8 days ago 95th AlephSquirrel 0 78 25 Nov 2024 95th jameswmccarty 0 78 29 Mar 2025 95th DialFrost 🇸🇬 0 78 10 May 2025 95th DialFrost 🇸🇬 0 78 10 May 2025 99th albanian-laundromat 0 79 3 Jun 2025 100th Shanethegamer 🇺🇸 0 80 3 Jun 2025 101st Shanethegamer 🇺🇸 0 81 3 Jun 2025 102nd bricknellj 0 82 30 Jan 2025 102nd KasperKivimaeki 🇫🇮 0 82 11 May 2025 104th Shanethegamer 🇺🇸 0 85 13 Dec 2024 104th edsrzf 🇳🇿 0 85 25 May 2025 106th sean-niemann 🇺🇸 0 87 9 May 2025 107th edsrzf 🇳🇿 0 88 15 May 2025 108th Shanethegamer 🇺🇸 0 89 13 Dec 2024 109th sean-niemann 🇺🇸 0 90 10 May 2025 109th rucin93 🇵🇱 0 90 10 May 2025 111th kg583 🇺🇸 0 91 9 May 2025 112th sean-niemann 🇺🇸 0 92 9 May 2025 112th Shanethegamer 🇺🇸 0 92 20 May 2025 114th Shanethegamer 🇺🇸 0 94 13 Dec 2024 114th edsrzf 🇳🇿 0 94 20 May 2025 116th Natanaelel 🇸🇪 0 96 8 May 2025 116th stefangimmillaro 0 96 10 May 2025 116th Shanethegamer 🇺🇸 0 96 3 Jun 2025 119th error256 0 98 10 May 2025 120th edsrzf 🇳🇿 0 99 9 May 2025 121st edsrzf 🇳🇿 0 100 9 May 2025 121st edsrzf 🇳🇿 0 100 9 May 2025 121st edsrzf 🇳🇿 0 100 9 May 2025 121st emgordon154 0 100 9 May 2025 125th edsrzf 🇳🇿 0 102 16 Jun 2025 126th CLOStrophobic 🇮🇹 0 104 18 Jan 2025 127th kg583 🇺🇸 0 106 9 May 2025 128th Shanethegamer 🇺🇸 0 107 9 May 2025 128th AlephSquirrel 0 107 14 May 2025 130th CLOStrophobic 🇮🇹 0 108 17 Feb 2025 130th edsrzf 🇳🇿 0 108 21 May 2025 132nd Shanethegamer 🇺🇸 0 114 9 May 2025 132nd edsrzf 🇳🇿 0 114 9 May 2025 134th edsrzf 🇳🇿 0 118 9 May 2025 135th Shanethegamer 🇺🇸 0 121 13 Dec 2024 136th sean-niemann 🇺🇸 0 123 9 May 2025 137th stefangimmillaro 0 124 10 May 2025 137th Shanethegamer 🇺🇸 0 124 3 Jun 2025 139th edsrzf 🇳🇿 0 125 10 May 2025 139th error256 0 125 10 May 2025 141st AstroOrbis 0 126 18 days ago 142nd Shanethegamer 🇺🇸 0 127 13 Dec 2024 142nd sean-niemann 🇺🇸 0 127 9 May 2025 144th MeWhenI 🇻🇦 0 129 8 May 2025 144th rucin93 🇵🇱 0 129 9 May 2025 144th albanian-laundromat 0 129 15 Jul 2025 147th edsrzf 🇳🇿 0 136 19 May 2025 148th Shanethegamer 🇺🇸 0 139 13 Dec 2024 149th Shanethegamer 🇺🇸 0 146 9 May 2025 Prev 76–149 of 149