The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 28 hours. 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 sli-Lut 430 418 11ms 24 Oct 2023 882nd cure-honey 🇯🇵 430 698 42ms 6 May 2020 883rd dokutan 428 1,772 59ms 6 Dec 2023 884th kevinnaviapaiva 425 852 26ms 28 Feb 2025 885th jstein-praxis 424 529 509ms 21 Nov 2021 886th msbranicky 423 505 2ms 11 Aug 2023 887th Ashikpaul 🇮🇳 421 424 14ms 9 May 2021 888th dokutan 420 456 110ms 26 Jan 2026 889th Relinator 419 393 255ms 27 Apr 2023 890th Yewzir 🇧🇪 418 430 10ms 19 May 2023 891st snoozingnewt 🇨🇦 418 459 103ms 22 Oct 2023 892nd luca1339 416 510 543ms 30 Oct 2024 893rd kasarino 416 722 39ms 26 Feb 2026 894th fischfood 415 439 5ms 5 Aug 2025 895th MeWhenI 🇻🇦 411 400 8ms 18 Nov 2023 896th leon-w 411 437 13ms 15 Jul 2019 897th KevinMarquette 🇺🇸 410 401 253ms 5 Jun 2020 898th shaunjc 407 448 5ms 15 Aug 2022 899th HallMatthew314 405 363 1,587ms 14 Sep 2022 900th neel11235813 403 443 12ms 18 Feb 2023 901st CoolBvll 403 446 11ms 12 Jun 2025 902nd oddvalue 403 453 5ms 4 Aug 2023 903rd HallMatthew314 402 362 35ms 14 Sep 2022 904th r-benson 🇬🇧 402 447 11ms 30 Jan 2023 905th dokutan 402 747 43ms 1 May 2024 906th 5pyr 400 549 2ms 16 May 2023 907th Yewzir 🇧🇪 396 421 524ms 4 Feb 2024 908th NoneTheFewer 396 454 10ms 29 Dec 2025 909th MeWhenI 🇻🇦 395 643 2ms 9 Feb 2022 910th KatieLG 🇬🇧 395 723 2ms 23 Mar 2024 911th TJK-S 394 456 11ms 13 Oct 2025 912th cmayer777 391 591 76ms 14 Oct 2022 913th dokutan 387 790 1,631ms 1 Feb 2026 914th rvdnieuwendijk 🇳🇱 385 427 271ms 4 Aug 2020 915th cmayer777 383 563 2ms 14 Oct 2022 916th dokutan 383 794 33ms 24 Feb 2026 917th dokutan 382 489 281ms 3 Feb 2026 918th cbrt-x 382 556 695ms 4 Sep 2021 919th zwxzwxzwx21 381 472 11ms 22 Dec 2023 920th codewrite 🇬🇧 380 590 459ms 7 May 2025 921st msbranicky 380 601 4ms 12 Sep 2023 922nd dokutan 378 867 9ms 13 Sep 2025 923rd MeWhenI 🇻🇦 376 528 718ms 1 Nov 2023 924th Shanethegamer 🇺🇸 375 608 4ms 8 Feb 2025 925th MeWhenI 🇻🇦 375 965 71ms 8 Jul 2021 926th mokymok 🇺🇸 371 484 11ms 23 Jul 2021 927th dokutan 368 581 2ms 27 Feb 2026 928th jmerle 🇳🇱 368 620 4ms 6 Jul 2023 929th jansen-craft 367 490 10ms 30 Jan 2025 930th rdbartram 363 453 236ms 4 Jun 2020 931st aranasaurus 362 571 114ms 12 May 2022 932nd Zach1031 362 631 8ms 18 Nov 2025 933rd dokutan 362 677 46ms 9 Oct 2024 934th dokutan 358 578 1,193ms 3 Feb 2026 935th KatieLG 🇬🇧 357 842 42ms 23 Mar 2024 936th Xwilarg 🇫🇷 356 843 44ms 18 Nov 2021 937th MeWhenI 🇻🇦 356 919 8ms 28 Nov 2023 937th KatieLG 🇬🇧 356 919 7ms 12 Oct 2025 939th elisherer 🇮🇱 355 503 10ms 18 Jun 2019 940th DevinJFarmer 354 609 2ms 29 Oct 2023 941st atazzam 🇺🇸 353 509 11ms 18 Oct 2022 942nd dokutan 353 519 188ms 4 Aug 2024 943rd MeWhenI 🇻🇦 352 605 5ms 25 Nov 2023 944th vector67 348 514 12ms 24 Sep 2020 945th taklam 347 515 13ms 30 Jun 2020 946th Schmitt-Very-Cool 346 660 4ms 22 Nov 2023 947th aevykt 345 625 2ms 29 Oct 2023 948th dahappy1989 342 525 11ms 5 Nov 2023 949th KatieLG-Transpiler 🇬🇧 342 834 2ms 8 Oct 2023 950th BREMAUCY 🇫🇷 341 669 4ms 22 May 2025 951st KatieLG 🇬🇧 340 816 1,496ms 23 Mar 2024 952nd pandapawskat 336 401 2ms 4 Oct 2021 953rd MeWhenI 🇻🇦 336 481 6ms 12 Aug 2024 954th PaavoNykanen 335 537 11ms 15 Oct 2022 955th neel11235813 333 686 4ms 10 Nov 2023 956th mazzegi 332 739 366ms 17 Apr 2020 957th StHagel 330 544 10ms 12 May 2021 958th snoozingnewt 🇨🇦 330 692 4ms 14 Sep 2025 959th GrayJoKing 🇦🇺 330 1,909 2ms 11 Aug 2020 960th dokutan 329 579 1,021ms 4 Feb 2025 First Prev 881–960 of 1,139 Next Last
