The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 4 days. Why not try and solve them ahead of time?
Poker 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 241st GolfingSuccess 🇬🇷 708 364 22ms 20 Nov 2023 242nd plcc0 706 365 31ms 9 Feb 2026 243rd Shanethegamer 🇺🇸 706 381 541ms 23 Oct 2024 244th MeWhenI 🇻🇦 706 414 564ms 11 days ago 245th MeWhenI 🇻🇦 706 427 150ms 22 Apr 2023 246th lynn 700 240 49ms 23 Oct 2023 247th olleicua 🇺🇸 699 311 38ms 31 Oct 2025 248th Shanethegamer 🇺🇸 698 457 154ms 27 Oct 2023 249th sean-niemann 🇺🇸 697 383 664ms 9 Jul 2024 250th yzhs 🇩🇪 696 370 17ms 5 Feb 2020 251st acotis 695 438 360ms 21 Oct 2025 252nd scpchicken 🇵🇼 692 297 4ms 1 Mar 2023 253rd jared-hughes 691 373 2ms 17 Jul 2022 254th AlephSquirrel 687 375 23ms 3 Jan 2023 254th Lv0Sys 🇵🇱 687 375 21ms 2 Dec 2025 256th albanian-laundromat 686 350 1,999ms 25 Oct 2025 257th sean-niemann 🇺🇸 684 393 491ms 20 Jun 2025 257th AdrienHache 🇫🇷 684 393 569ms 18 Aug 2025 259th MeWhenI 🇻🇦 683 246 52ms 29 Jul 2022 260th prplz 🇦🇺 681 364 16ms 1 Dec 2020 261st suwat513 681 378 23ms 28 Sep 2022 262nd prestosilver 🇺🇸 680 469 392ms 2 days ago 263rd jwhear 🇺🇸 680 909 2,094ms 1 Oct 2024 264th Shanethegamer 🇺🇸 679 365 181ms 28 Oct 2023 265th targrik 679 387 6ms 13 Nov 2025 266th snoozingnewt 🇨🇦 679 444 191ms 21 Nov 2025 267th MarcMush 🇫🇷 678 320 1,717ms 18 Jan 2024 268th Shanethegamer 🇺🇸 675 367 13ms 18 Feb 2023 269th annaproxy 673 530 15ms 24 Dec 2022 270th AlephSquirrel 671 358 813ms 21 Jan 2024 271st FortuiteMan 🇫🇷 671 384 18ms 1 Jan 2026 272nd NewDefectus 🇮🇱 670 296 62ms 22 Mar 2024 273rd MeWhenI 🇻🇦 670 497 8ms 12 Apr 2024 274th lynn 668 456 160ms 31 Mar 2022 275th GolfingSuccess 🇬🇷 667 360 978ms 15 Jan 2024 276th janbehrens 🇩🇪 667 403 429ms 30 Oct 2023 277th janbehrens 🇩🇪 666 439 651ms 30 Oct 2023 278th Mabeloid 🇳🇴 664 388 10ms 2 Sep 2024 279th Yax42 🇫🇷 664 405 575ms 21 Dec 2025 280th didion0 🇺🇸 662 374 18ms 29 Apr 2021 280th Lv0Sys 🇵🇱 662 374 13ms 2 Dec 2025 282nd madex 🇩🇪 662 389 2ms 28 Mar 2022 283rd angel-p57 🇯🇵 660 924 2ms 2 Dec 2023 284th sean-niemann 🇺🇸 659 368 179ms 3 Nov 2025 285th jared-hughes 657 414 3,094ms 17 Jul 2022 286th jared-hughes 655 332 38ms 3 Jan 2023 287th jared-hughes 655 378 13ms 11 Sep 2022 288th sean-niemann 🇺🇸 655 446 889ms 24 Sep 2025 289th jared-hughes 654 463 2ms 11 Sep 2022 290th scpchicken 🇵🇼 652 395 13ms 28 Apr 2022 291st KatieLG 🇬🇧 649 335 42ms 11 Oct 2025 292nd CatsAreFluffy 649 397 2ms 25 Jan 2023 293rd CatsAreFluffy 648 420 93ms 7 Jan 2023 294th jakobkordez 🇸🇮 646 399 36ms 30 Oct 2022 294th lifthrasiir 🇰🇷 646 399 14ms 16 Nov 2024 296th MeWhenI 🇻🇦 646 614 5ms 6 Aug 2023 297th qpwoeirut 644 400 16ms 9 Nov 2025 298th thisishowmymindworks 🇳🇴 643 385 12ms 9 Jul 2024 299th jacobly0 🇺🇸 643 961 2,145ms 22 Apr 2024 300th helbling 🇨🇭 642 386 13ms 25 Sep 2024 301st h3ra993huskp 🇯🇵 641 456 814ms 30 Nov 2025 302nd Shanethegamer 🇺🇸 641 473 2ms 9 Apr 2024 303rd janbehrens 🇩🇪 640 339 795ms 28 Oct 2023 304th knutae 🇳🇴 638 404 23ms 4 Oct 2022 305th rucin93 🇵🇱 636 405 11ms 17 Feb 2023 306th Salutations45 635 390 13ms 3 Dec 2024 307th MeWhenI 🇻🇦 634 379 1,063ms 24 May 2024 308th andrewjc2000 634 406 18ms 7 Jul 2025 309th kmathis22 634 461 795ms 17 Dec 2025 310th RYNO8 631 408 12ms 22 Aug 2023 311th MattShaile 627 395 12ms 29 Mar 2022 312th albanian-laundromat 625 412 20ms 27 Oct 2025 313th janbehrens 🇩🇪 625 427 504ms 28 Oct 2023 314th Shanethegamer 🇺🇸 625 468 620ms 24 Sep 2025 315th Lv0Sys 🇵🇱 623 349 51ms 2 Dec 2025 316th Shanethegamer 🇺🇸 622 278 4ms 5 Mar 2023 317th lifthrasiir 🇰🇷 622 386 673ms 2 Dec 2024 318th commandz0 🇺🇸 621 415 11ms 3 Nov 2022 319th janbehrens 🇩🇪 621 438 481ms 30 Oct 2023 320th MeWhenI 🇻🇦 621 683 45ms 21 Aug 2024 First Prev 241–320 of 575 Next Last
