The Hilbert Curve hole will go live in approximately 2 days. Why not try and solve it ahead of time?
ln 2 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 444th guilhem-roy 🇫🇷 764 66 10 Jul 2024 444th yokasuretsu 764 66 6 Jan 2025 444th ahmetdemirag 🇨🇾 764 66 3 Apr 2025 444th elana-teal 764 66 21 Jun 2025 455th emgordon154 763 154 30 Apr 2025 456th primo-ppcg 🇹🇭 760 48 1 Aug 2023 456th JayXon 🇺🇸 760 48 1 Aug 2023 458th edsrzf 🇳🇿 760 108 29 Apr 2025 459th stefangimmillaro 759 87 19 Nov 2024 460th UnderKoen 🇳🇱 756 257 22 Feb 2024 460th m-tkach 🇺🇦 756 257 6 Mar 2024 462nd inverseLorentz 🇦🇺 753 67 29 Oct 2023 462nd dal548 753 67 12 Jun 2024 462nd CutSandstone 753 67 4 Jul 2024 462nd jiaminglimjm 🇲🇾 753 67 5 Jul 2024 466th GrayJoKing 🇦🇺 752 148 27 Feb 2024 467th MeWhenI 🇻🇦 751 53 14 Jul 2024 468th SirBogman 🇺🇸 751 130 1 Aug 2023 469th CornerMercury 🇬🇧 750 32 28 Sep 2023 470th acotis 747 175 29 Jun 2025 471st m-tkach 🇺🇦 747 210 17 Dec 2023 472nd zacjl 746 45 21 Jan 2025 472nd DialFrost 🇸🇬 746 45 21 Jan 2025 472nd primo-ppcg 🇹🇭 746 45 16 Apr 2025 475th emgordon154 746 103 27 May 2025 476th inventshah 746 148 23 Jul 2024 477th emgordon154 743 81 7 Dec 2024 478th setop 742 68 18 Aug 2023 478th levavft 742 68 27 Oct 2023 480th SirBogman 🇺🇸 741 149 1 Aug 2023 481st qwertzguy 🇫🇷 731 66 25 Mar 2025 482nd falsidge 731 69 9 Jul 2024 482nd hamilton-bonds 731 69 9 Sep 2024 484th SirFireball3521 730 46 9 Apr 2024 484th Natanaelel 🇸🇪 730 46 21 Apr 2025 486th Herbert00709 🇵🇱 727 33 5 May 2024 486th lifthrasiir 🇰🇷 727 33 5 Dec 2024 488th 0dyse 724 53 7 May 2025 489th stefangimmillaro 724 55 5 Aug 2023 490th stefangimmillaro 724 190 16 Sep 2023 491st two-bad 🇬🇧 719 70 13 Dec 2023 492nd DialFrost 🇸🇬 717 92 28 Oct 2024 493rd SirBogman 🇺🇸 714 47 3 Aug 2023 494th Yax42 🇫🇷 714 124 29 Jul 2025 495th h3ra993huskp 🇯🇵 714 217 11 Feb 2024 496th davecame 711 71 12 Oct 2023 496th Pyroan 711 71 11 Mar 2025 498th lynn 703 223 4 Aug 2023 499th XioR112 🇵🇱 701 72 29 Aug 2023 499th rollershutter 701 72 9 Nov 2023 499th Dataen 701 72 10 Jan 2024 499th Hebelub 701 72 10 Jan 2024 499th jfallon1997 701 72 30 Apr 2024 499th pinguicula 701 72 15 Aug 2024 499th ImpressedByRocks 701 72 24 May 2025 506th msbranicky 698 55 12 Jan 2024 507th primo-ppcg 🇹🇭 694 193 9 Jun 2024 508th MeWhenI 🇻🇦 692 87 9 May 2024 509th adamnielson42 🇺🇸 691 73 14 Aug 2023 509th jtaxen 691 73 17 Mar 2024 509th ei14 691 73 23 May 2024 509th EnTerr 691 73 17 Jun 2024 513th msbranicky 691 199 31 Aug 2023 514th zakariamouhid 689 73 1 Aug 2023 515th stefangimmillaro 688 190 4 Jun 2025 516th MeWhenI 🇻🇦 687 171 28 Mar 2025 517th janbehrens 🇩🇪 679 228 4 Aug 2023 518th ovs-code 🇩🇪 677 115 30 May 2025 519th clemmers 🇺🇸 673 75 1 Aug 2023 519th aksyristos 673 75 1 Aug 2023 519th bac0id 673 75 20 Sep 2023 522nd ovs-code 🇩🇪 667 201 12 Sep 2023 523rd msbranicky 664 76 3 Aug 2023 523rd StHagel 664 76 3 Aug 2023 523rd BREMAUCY 🇫🇷 664 76 4 Aug 2023 Prev 451–525 of 1,608 Next