The Hilbert Curve hole will go live in approximately 12 hours. Why not try and solve it ahead of time?
τ in all languages in bytes. 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 Bytes Time 526th glesnick 710 89 18 Aug 2022 527th didion0 🇺🇸 709 84 6 May 2021 527th LukeBridges 🇬🇧 709 84 3 Nov 2022 527th Salutations45 709 84 28 Jun 2025 530th lynn 709 228 4 Aug 2023 531st yuchuehw 708 55 2 Jun 2024 532nd CatsAreFluffy 708 74 5 Jan 2024 533rd janbehrens 🇩🇪 706 121 1 May 2023 534th lynn 705 74 19 Nov 2021 535th MeWhenI 🇻🇦 705 231 31 Oct 2021 536th Mandrzejy 🇵🇱 703 168 14 Apr 2024 537th daedals 702 90 6 Jun 2019 537th Attero 🇸🇪 702 90 5 Oct 2020 537th knutae 🇳🇴 702 90 14 Jul 2021 537th DrPiranoid 702 90 26 Mar 2023 537th fourth-bit 702 90 23 Jun 2023 537th BREMAUCY 🇫🇷 702 90 29 Apr 2024 537th ryyyn 🇺🇸 702 90 15 May 2025 544th marcin7Cd 702 93 13 Mar 2021 545th MeWhenI 🇻🇦 702 230 6 Jun 2023 546th stefangimmillaro 702 232 25 Oct 2022 547th AlephSquirrel 701 46 10 Feb 2023 548th Natanaelel 🇸🇪 701 64 21 Apr 2025 549th Yax42 🇫🇷 701 142 25 Dec 2024 550th prplz 🇦🇺 699 72 12 Jun 2020 551st pardouin 🇫🇷 699 89 24 Jun 2025 552nd commandblockguy 🇺🇸 695 56 7 Nov 2023 553rd GeorgeStechman 🇬🇧 693 86 20 Jun 2022 554th cbrt-x 693 235 14 Oct 2021 555th MeWhenI 🇻🇦 691 90 13 Nov 2022 556th inventshah 691 171 28 Apr 2023 557th aksyristos 690 236 17 Feb 2023 558th retrohun 687 857 3 Jan 2023 559th 4hg 🇺🇸 686 47 22 Jul 2022 560th jacklynnepenick 686 92 25 Aug 2021 560th Bonjour27891 🇻🇳 686 92 2 May 2022 560th CatsAreFluffy 686 92 7 Dec 2022 563rd Alex-x90 🇺🇸 686 146 10 Aug 2023 563rd madex 🇩🇪 686 146 28 Oct 2024 565th 52525rr 685 87 12 Jun 2025 566th tfkls 683 57 16 Oct 2020 566th latvianfarmer17 🇱🇻 683 57 20 Jul 2023 566th davbass 🇮🇹 683 57 25 Aug 2023 569th MeWhenI 🇻🇦 680 144 21 Dec 2022 570th primo-ppcg 🇹🇭 678 54 29 Nov 2020 570th trinityy-7 678 54 16 Feb 2024 572nd Shanethegamer 🇺🇸 678 60 2 Jun 2022 573rd stefangimmillaro 678 212 13 Dec 2024 574th janbehrens 🇩🇪 678 240 25 Apr 2023 575th SirBogman 🇺🇸 676 86 21 Feb 2024 576th Alex-x90 🇺🇸 675 175 21 Oct 2022 577th marshallward 🇺🇸 674 149 6 May 2025 578th ImpressedByRocks 672 94 22 May 2025 579th Mandrzejy 🇵🇱 672 149 14 Apr 2024 580th Indivicivet 671 58 30 Mar 2021 581st xyangst 669 89 12 Oct 2024 581st gigaprofisi 🇺🇸 669 89 25 Jul 2025 583rd emgordon154 669 93 17 Nov 2024 584th prplz 🇦🇺 667 61 13 Oct 2020 585th primo-ppcg 🇹🇭 666 197 3 Feb 2022 586th btjones0 665 95 6 Dec 2021 586th quimey 665 95 17 Mar 2023 588th neihousaigaai 662 246 11 May 2021 589th SirBogman 🇺🇸 661 152 3 Jun 2025 590th SirBogman 🇺🇸 656 62 1 Oct 2022 591st MeWhenI 🇻🇦 656 200 3 Sep 2023 592nd CatsAreFluffy 654 92 15 Jan 2024 593rd anter69 🇭🇺 654 95 22 Feb 2023 594th MeWhenI 🇻🇦 653 902 25 May 2022 595th janbehrens 🇩🇪 652 181 15 May 2023 596th itiievskyi 🇺🇦 649 60 21 Aug 2020 596th Lv0Sys 🇵🇱 649 60 26 May 2025 596th heanyang1 649 60 29 May 2025 599th MeWhenI 🇻🇦 648 183 17 Feb 2023 600th jaredcrystal 🇺🇸 645 63 18 Sep 2018 Prev 526–600 of 2,206 Next