The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 17 hours. Why not try and solve them ahead of time?
All holes in PowerShell in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Hilbert Curve 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Hilbert Curve 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Holes Points Chars Submitted 320th Stowersluke 1 792 53 5 Jun 2020 320th Anthicros 1 792 53 14 Oct 2021 320th dutchieit 1 792 53 24 Oct 2021 320th phatmandrake 1 792 53 18 Nov 2021 320th zaaaaap 1 792 53 8 Aug 2022 326th MCausc78 🇺🇦 2 779 1,042 13 Jan 2023 327th DJKhouw 1 778 54 11 Jun 2020 327th sk82jack 1 778 54 12 Jun 2020 327th chawyehsu 1 778 54 17 Jul 2020 327th 5si 1 778 54 2 Nov 2020 327th Secozzi 1 778 54 4 Nov 2020 327th ArmaanAS 1 778 54 21 Mar 2021 327th AgentIvan 🇺🇦 1 778 54 25 Mar 2021 327th c0d3-4-F00d 🇩🇪 1 778 54 19 May 2021 327th silvncr 1 778 54 15 Jun 2021 327th Bigsby 1 778 54 23 Jun 2021 327th FloyFloy 1 778 54 2 Sep 2021 327th vang1ong7ang 1 778 54 26 Oct 2021 327th akshatj27 🇦🇶 1 778 54 11 Jan 2022 327th two-bad 🇬🇧 1 778 54 12 Jul 2022 327th bwenstar 1 778 54 11 Aug 2022 327th TerrorPancake 1 778 54 1 Dec 2022 327th TheDotSource 1 778 54 28 Jun 2023 327th PoorAurox 1 778 54 3 Nov 2023 345th roguh 🇬🇹 2 766 192 15 Jan 2024 346th Indivicivet 3 766 2,123 9 May 2022 347th ecdv 1 764 55 3 Jun 2020 347th manoj2994 1 764 55 8 Jun 2020 347th DBremen 1 764 55 12 Jun 2020 347th ElProfessorDelaVirtu 1 764 55 6 Oct 2022 351st kewegmey 1 762 21 4 Jan 2024 352nd kieranwalsh 2 762 570 22 Jul 2023 353rd jgbright 2 753 442 12 Jun 2020 354th HeyItsGilbert 1 742 97 1 May 2024 355th anter69 🇭🇺 3 741 3,747 8 Jan 2026 356th poshAJ 1 739 92 7 Nov 2025 357th willywidget 1 737 57 3 Jun 2020 357th nqui 1 737 57 11 Jun 2020 357th jcm-01 1 737 57 4 Jun 2022 360th kmathis22 1 734 64 13 Nov 2025 361st error256 1 730 37 11 May 2024 362nd jweigand 2 725 840 8 Jun 2020 363rd protron 1 724 58 6 Feb 2022 363rd Bonjour27891 🇻🇳 1 724 58 11 Mar 2022 363rd RogerOchoa2 1 724 58 4 May 2022 363rd lyphyser 1 724 58 9 Oct 2023 367th RecklessRattmann 1 712 59 3 May 2022 368th jcheritat 1 711 38 6 Sep 2020 368th ytaki0801 🇯🇵 1 711 38 19 Jun 2021 370th simon-biber 1 703 37 19 May 2022 371st AbleDanger12 3 701 1,085 11 Jul 2022 372nd Schmitt-Very-Cool 3 701 1,486 5 Dec 2025 373rd lagebj 2 693 863 10 Jun 2020 374th gastropner 1 685 92 10 Feb 2025 375th AKniffin 1 677 62 1 Dec 2021 375th KyanJeuring 1 677 62 7 Sep 2022 377th Xarik 2 654 507 8 Oct 2021 378th nayakrujul 1 651 43 3 Jan 2023 379th JunkIce 2 648 1,078 23 Feb 2025 380th PowerShellToday 1 643 42 3 Jun 2020 380th Dyadic-Device 1 643 42 22 Jan 2026 382nd StevePJp 1 636 44 3 Jun 2020 382nd alichraghi 1 636 44 15 Oct 2021 384th fMichaleczek 1 636 66 2 May 2021 384th T8Prime 1 636 66 20 Apr 2023 386th bobfrankly 2 630 593 7 Nov 2023 387th Xwilarg 🇫🇷 1 627 67 16 Nov 2021 388th qenisis 2 624 348 19 Jun 2022 389th st0le 2 623 202 2 Jun 2020 390th rollershutter 1 622 45 26 Jun 2024 391st JCarballada 2 621 645 7 Jun 2022 392nd T193R-W00D5 1 615 26 27 May 2025 393rd tabs-not-spaces 2 604 669 3 Jun 2020 394th msbranicky 2 603 620 24 Jul 2023 395th Unknownuserfrommars 1 600 45 20 Nov 2024 396th jgmachine 2 599 669 4 Jun 2020 397th tehshwann 2 598 206 8 Jun 2020 398th FluffyFeline8 1 596 99 17 Dec 2023 399th StefanMihailovici 1 592 71 30 Jun 2020 399th Kagre 1 592 71 19 Nov 2020 First Prev 321–400 of 652 Next Last