The Hilbert Curve hole will go live in approximately 2 days. Why not try and solve it ahead of time?
Pernicious Numbers (Long) 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 301st Lydxn 🇨🇦 905 67 20 Jul 2023 301st JayXon 🇺🇸 905 67 20 Jul 2023 303rd btnlq 903 70 28 Dec 2022 304th sisyphus-ppcg 🇦🇺 902 52 21 Nov 2022 304th xsot 🇸🇬 902 52 28 Apr 2024 306th Shanethegamer 🇺🇸 902 55 21 Nov 2022 306th Just4FunCoder 902 55 24 Mar 2023 306th steffan-polygolf 902 55 8 Mar 2024 306th dokutan 902 55 14 Jun 2024 306th keelimeguy 🇺🇸 902 55 15 May 2025 306th albanian-laundromat 902 55 15 Jul 2025 312th kg583 🇺🇸 901 69 13 Feb 2025 312th pardouin 🇫🇷 901 69 25 Apr 2025 312th DialFrost 🇸🇬 901 69 25 Apr 2025 315th primo-ppcg 🇹🇭 900 58 20 Nov 2022 316th pardouin 🇫🇷 900 96 21 Apr 2025 317th JayXon 🇺🇸 899 61 27 Nov 2022 318th GrayJoKing 🇦🇺 899 64 3 Feb 2025 319th andersk 🇺🇸 899 76 20 Nov 2022 319th emgordon154 899 76 19 Mar 2025 321st Lydxn 🇨🇦 898 73 13 Oct 2023 322nd Lydxn 🇨🇦 897 86 26 Oct 2023 322nd pardouin 🇫🇷 897 86 23 Apr 2025 324th pardouin 🇫🇷 896 49 69 mins ago 325th GrayJoKing 🇦🇺 896 59 26 Oct 2023 326th JayXon 🇺🇸 894 44 20 Nov 2022 326th sisyphus-ppcg 🇦🇺 894 44 21 Nov 2022 326th Steffan153 🇫🇮 894 44 22 Nov 2022 326th m-tkach 🇺🇦 894 44 22 Nov 2022 326th ovs-code 🇩🇪 894 44 22 Nov 2022 326th nwellnhof 🇩🇪 894 44 26 Nov 2022 326th janlelis 894 44 29 Nov 2022 326th xsot 🇸🇬 894 44 11 Jun 2023 326th Natanaelel 🇸🇪 894 44 12 Jul 2023 326th MeWhenI 🇻🇦 894 44 7 Aug 2023 326th DialFrost 🇸🇬 894 44 31 May 2024 326th sean-niemann 🇺🇸 894 44 25 days ago 326th fuzzylojik-golf 🇺🇸 894 44 9 days ago 339th xsot 🇸🇬 894 53 21 Jul 2023 340th ovs-code 🇩🇪 893 54 1 Jul 2024 341st primo-ppcg 🇹🇭 893 69 20 Nov 2022 342nd JayXon 🇺🇸 893 120 9 Sep 2023 343rd ovs-code 🇩🇪 892 51 15 Jan 2024 343rd GrayJoKing 🇦🇺 892 51 15 Jan 2024 343rd sisyphus-ppcg 🇦🇺 892 51 17 Jan 2024 343rd AlephSquirrel 892 51 22 Jan 2024 343rd lynn 892 51 17 Feb 2024 343rd duckyluuk 🇳🇱 892 51 27 Mar 2024 343rd lifthrasiir 🇰🇷 892 51 2 Dec 2024 350th emgordon154 889 27 14 Jun 2025 351st Lydxn 🇨🇦 889 89 20 Jul 2023 352nd orthoplex 🇨🇽 888 29 26 Jan 2024 352nd ovs-code 🇩🇪 888 29 2 Feb 2024 352nd fuzzylojik-golf 🇺🇸 888 29 9 days ago 355th pardouin 🇫🇷 888 76 22 Apr 2025 356th elgan65536 888 77 15 Apr 2024 356th The3gs 888 77 29 Nov 2024 358th Lydxn 🇨🇦 886 35 5 Jan 2024 358th pardouin 🇫🇷 886 35 21 Apr 2025 360th anter69 🇭🇺 886 38 2 Sep 2024 361st KatieLG 🇬🇧 886 56 11 Dec 2022 361st SirBogman 🇺🇸 886 56 9 Jan 2024 361st sultan 886 56 3 Mar 2024 361st neel11235813 886 56 27 Mar 2024 361st SB-945 886 56 31 Mar 2024 361st andrewdrewl 886 56 20 Jan 2025 361st qpwoeirut 886 56 18 days ago 368th Lydxn 🇨🇦 886 121 10 Sep 2023 368th ovs-code 🇩🇪 886 121 10 Sep 2023 368th Steffan153 🇫🇮 886 121 21 Sep 2023 371st primo-ppcg 🇹🇭 885 115 20 Nov 2022 371st Shanethegamer 🇺🇸 885 115 21 Nov 2022 371st emgordon154 885 115 20 Mar 2025 374th primo-ppcg 🇹🇭 884 47 20 Nov 2022 375th jipsong 🇩🇪 884 65 10 Jun 2024 Prev 301–375 of 1,708 Next