The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 6 days. Why not try and solve them ahead of time?
Abundant Numbers in Python in bytes. 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 Points Bytes Time Submitted 631st Pena86 699 73 11ms 18 Feb 2021 631st befoster 699 73 9ms 10 Apr 2021 631st StHagel 699 73 10ms 5 May 2021 631st andrewgopher 699 73 10ms 29 Jul 2021 631st garrisonhh 699 73 10ms 9 Oct 2021 631st Nikolaj21 699 73 10ms 30 Nov 2021 631st jamespeilunli 699 73 14ms 20 Mar 2022 631st abba23 699 73 10ms 1 Jun 2022 631st tterem 699 73 11ms 11 Jun 2022 631st P-Quentin 🇫🇷 699 73 10ms 5 Aug 2022 631st TimLeffke 699 73 10ms 15 Aug 2022 631st eddvrs 699 73 10ms 27 Aug 2022 631st smartiel 699 73 9ms 15 Sep 2022 631st EthanGrant1 699 73 10ms 10 Nov 2022 631st hawthornbunny 699 73 10ms 7 Dec 2022 631st AsceticPy 699 73 9ms 9 Dec 2022 631st Squidled 699 73 10ms 3 Jan 2023 631st Pimveha 699 73 11ms 12 Jan 2023 631st thiccaxe 699 73 11ms 6 May 2023 631st DrPrettyman 699 73 10ms 31 May 2023 631st anonymaew 699 73 9ms 3 Aug 2023 631st tobeannouncd 699 73 10ms 15 Sep 2023 631st Command-Master 699 73 17ms 2 Oct 2023 631st epic-programmer-guy 699 73 10ms 16 Dec 2023 631st yuchuehw 699 73 10ms 14 Jan 2024 631st Brice-m 699 73 9ms 16 Feb 2024 631st dal548 699 73 10ms 12 Jun 2024 631st zlliu246 699 73 10ms 2 Oct 2024 631st Enigmatic-Hope 699 73 10ms 15 Oct 2024 631st Alex-Huggett 🇬🇧 699 73 11ms 22 Oct 2024 631st bltnppcnt 699 73 11ms 8 Jan 2025 631st FVDurumMixto 699 73 10ms 3 Apr 2025 631st Voltrifrodec 🇸🇰 699 73 10ms 16 Apr 2025 631st TheZwierzLF 🇵🇱 699 73 19ms 24 May 2025 631st WillowWispy 699 73 10ms 25 May 2025 631st artem-aramma 699 73 11ms 25 Jun 2025 631st Papushkado 699 73 10ms 18 Nov 2025 631st zgialor-lab 699 73 12ms 4 hours ago 679th derekthatcher 689 74 10ms 18 Sep 2020 679th raghav198 689 74 10ms 4 Nov 2020 679th richard-oelze 🇩🇪 689 74 10ms 3 Jan 2021 679th ispahr 689 74 10ms 12 Jan 2021 679th lucasvanmol 689 74 10ms 3 Mar 2021 679th mrmena 🇦🇺 689 74 10ms 21 Jun 2021 679th kenny14231 689 74 10ms 1 Jul 2021 679th NicoAdams 689 74 11ms 21 Nov 2021 679th martinnorling 🇸🇪 689 74 17ms 1 Feb 2022 679th wrose100 689 74 11ms 15 Apr 2022 679th programjames 689 74 12ms 7 May 2022 679th ljmccarthy 689 74 10ms 23 Jun 2022 679th dwahdany 689 74 11ms 15 Jul 2022 679th julienlamoureux78 689 74 11ms 17 Aug 2022 679th jsthope 689 74 10ms 28 Sep 2022 679th murugan-k-0204 689 74 10ms 7 Oct 2022 679th venkatesh1220 689 74 10ms 7 Oct 2022 679th Skallos-s 689 74 11ms 5 Dec 2022 679th yishayv 689 74 10ms 22 Jan 2023 679th sin22766 689 74 10ms 8 Mar 2023 679th latvianfarmer17 🇱🇻 689 74 13ms 20 Jul 2023 679th CameronGBell 689 74 10ms 28 Sep 2023 679th dev-Thae 689 74 11ms 7 Nov 2023 679th Techdude01 689 74 9ms 11 Jan 2024 679th dyc3 689 74 9ms 29 Jan 2024 679th qwjhvbxi 689 74 10ms 8 Feb 2024 679th gusruben 689 74 11ms 12 Mar 2024 679th RealAMC 🇳🇿 689 74 11ms 30 Apr 2024 679th kejcao 🇨🇦 689 74 10ms 11 May 2024 679th joseph-w0ng 689 74 9ms 5 Jul 2024 679th nickphe 689 74 9ms 19 Aug 2024 679th NickTheEASDude 🇺🇸 689 74 11ms 3 Sep 2024 679th Unknownuserfrommars 689 74 11ms 7 Oct 2024 679th RedzGoose 🇦🇺 689 74 11ms 14 Oct 2024 679th Mabeloid 🇳🇴 689 74 11ms 16 Oct 2024 679th hamilton-bonds 689 74 10ms 12 Nov 2024 679th SURAJMITTAL 689 74 10ms 18 Dec 2024 679th magenroy 689 74 10ms 19 Dec 2024 679th SOONwasTaken 689 74 9ms 18 Mar 2025 679th clayboll99 689 74 10ms 11 Jul 2025 679th ziselsberger 689 74 11ms 11 Jul 2025 679th ASampsonMu31 689 74 10ms 13 days ago First Prev 641–720 of 1,158 Next Last
