The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 8 days. Why not try and solve them ahead of time?
Rock-paper-scissors-Spock-lizard in all languages 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 881st jstein-praxis 424 529 509ms 21 Nov 2021 882nd msbranicky 423 505 2ms 11 Aug 2023 883rd Ashikpaul 🇮🇳 421 424 12ms 9 May 2021 884th dokutan 420 456 110ms 26 Jan 2026 885th Relinator 419 393 255ms 27 Apr 2023 886th Yewzir 🇧🇪 418 430 10ms 19 May 2023 887th snoozingnewt 🇨🇦 418 459 103ms 22 Oct 2023 888th luca1339 416 510 543ms 30 Oct 2024 889th kasarino 416 722 39ms 25 days ago 890th fischfood 415 439 5ms 5 Aug 2025 891st aksyristos 414 434 11ms 7 days ago 892nd MeWhenI 🇻🇦 411 400 8ms 18 Nov 2023 893rd leon-w 411 437 13ms 15 Jul 2019 894th KevinMarquette 🇺🇸 410 401 253ms 5 Jun 2020 895th shaunjc 407 448 5ms 15 Aug 2022 896th HallMatthew314 405 363 1,587ms 14 Sep 2022 897th neel11235813 403 443 11ms 18 Feb 2023 898th CoolBvll 403 446 11ms 12 Jun 2025 899th oddvalue 403 453 5ms 4 Aug 2023 900th HallMatthew314 402 362 35ms 14 Sep 2022 901st r-benson 🇬🇧 402 447 11ms 30 Jan 2023 902nd dokutan 402 747 43ms 1 May 2024 903rd 5pyr 400 549 2ms 16 May 2023 904th Yewzir 🇧🇪 396 421 524ms 4 Feb 2024 905th NoneTheFewer 396 454 10ms 29 Dec 2025 906th MeWhenI 🇻🇦 395 643 2ms 9 Feb 2022 907th KatieLG 🇬🇧 395 723 2ms 23 Mar 2024 908th TJK-S 394 456 11ms 13 Oct 2025 909th cmayer777 391 591 63ms 14 Oct 2022 910th dokutan 387 790 1,713ms 1 Feb 2026 911th rvdnieuwendijk 🇳🇱 385 427 271ms 4 Aug 2020 912th cmayer777 383 563 2ms 14 Oct 2022 913th dokutan 383 794 33ms 27 days ago 914th dokutan 382 489 281ms 3 Feb 2026 915th cbrt-x 382 556 695ms 4 Sep 2021 916th zwxzwxzwx21 381 472 11ms 22 Dec 2023 917th codewrite 🇬🇧 380 590 459ms 7 May 2025 918th msbranicky 380 601 4ms 12 Sep 2023 919th dokutan 378 867 9ms 13 Sep 2025 920th MeWhenI 🇻🇦 376 528 718ms 1 Nov 2023 921st Shanethegamer 🇺🇸 375 608 4ms 8 Feb 2025 922nd MeWhenI 🇻🇦 375 965 71ms 8 Jul 2021 923rd mokymok 🇺🇸 371 484 11ms 23 Jul 2021 924th dokutan 368 581 2ms 24 days ago 925th jmerle 🇳🇱 368 620 4ms 6 Jul 2023 926th jansen-craft 367 490 10ms 30 Jan 2025 927th rdbartram 363 453 236ms 4 Jun 2020 928th aranasaurus 362 571 113ms 12 May 2022 929th Zach1031 362 631 8ms 18 Nov 2025 930th dokutan 362 677 46ms 9 Oct 2024 931st dokutan 358 578 714ms 3 Feb 2026 932nd KatieLG 🇬🇧 357 842 42ms 23 Mar 2024 933rd Xwilarg 🇫🇷 356 843 44ms 18 Nov 2021 934th MeWhenI 🇻🇦 356 919 8ms 28 Nov 2023 934th KatieLG 🇬🇧 356 919 7ms 12 Oct 2025 936th elisherer 🇮🇱 355 503 11ms 18 Jun 2019 937th DevinJFarmer 354 609 2ms 29 Oct 2023 938th atazzam 🇺🇸 353 509 11ms 18 Oct 2022 939th dokutan 353 519 188ms 4 Aug 2024 940th MeWhenI 🇻🇦 352 605 5ms 25 Nov 2023 941st vector67 348 514 11ms 24 Sep 2020 942nd taklam 347 515 10ms 30 Jun 2020 943rd Schmitt-Very-Cool 346 660 4ms 22 Nov 2023 944th aevykt 345 625 2ms 29 Oct 2023 945th dahappy1989 342 525 11ms 5 Nov 2023 946th KatieLG-Transpiler 🇬🇧 342 834 2ms 8 Oct 2023 947th BREMAUCY 🇫🇷 341 669 4ms 22 May 2025 948th KatieLG 🇬🇧 340 816 1,496ms 23 Mar 2024 949th pandapawskat 336 401 2ms 4 Oct 2021 950th MeWhenI 🇻🇦 336 481 6ms 12 Aug 2024 951st PaavoNykanen 335 537 11ms 15 Oct 2022 952nd neel11235813 333 686 4ms 10 Nov 2023 953rd mazzegi 332 739 366ms 17 Apr 2020 954th StHagel 330 544 10ms 12 May 2021 955th snoozingnewt 🇨🇦 330 692 4ms 14 Sep 2025 956th GrayJoKing 🇦🇺 330 1,909 2ms 11 Aug 2020 957th dokutan 329 579 1,021ms 4 Feb 2025 958th KatieLG 🇬🇧 329 693 4ms 23 Mar 2024 959th MeWhenI 🇻🇦 329 844 1,397ms 11 May 2021 960th rambox11 328 545 10ms 25 Jun 2019 First Prev 881–960 of 1,136 Next Last
