The Calendar hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Look and Say 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 481st nwellnhof 🇩🇪 814 46 32ms 4 Oct 2021 482nd Steffan153 🇫🇮 813 92 6ms 4 May 2024 483rd CLOStrophobic 🇮🇹 812 123 7ms 22 Feb 2025 484th boxjelly 810 94 116ms 7 Jan 2021 485th stefangimmillaro 809 89 15ms 15 May 2022 485th jipsong 🇩🇪 809 89 14ms 21 Jul 2024 485th croc54 809 89 10ms 28 Nov 2024 485th snoozingnewt 🇨🇦 809 89 14ms 16 Oct 2025 489th ovs-code 🇩🇪 807 69 12ms 19 Aug 2024 489th weeble 807 69 8ms 1 Jul 2025 491st fuzzylojik-golf 🇺🇸 807 81 373ms 2 Jul 2025 492nd olleicua 🇺🇸 806 63 49ms 23 Mar 2024 493rd MeWhenI 🇻🇦 806 110 2ms 10 Oct 2023 494th nwellnhof 🇩🇪 804 93 1ms 20 Dec 2020 494th NewDefectus 🇮🇱 804 93 2ms 8 May 2021 496th ovs-code 🇩🇪 803 95 13ms 30 Jun 2024 497th duckyluuk 🇳🇱 803 119 2ms 18 Jul 2024 497th FlyingPenguin223 803 119 2ms 18 Nov 2024 499th perlebach 🇨🇿 802 45 3ms 18 Aug 2021 499th JRaspass 🇬🇧 802 45 3ms 1 Sep 2021 501st snoozingnewt 🇨🇦 802 66 110ms 19 Oct 2025 502nd primo-ppcg 🇹🇭 802 103 122ms 6 Aug 2024 503rd Yax42 🇫🇷 802 111 389ms 15 Jun 2025 504th nullie 800 90 15ms 9 Jun 2022 504th DialFrost 🇸🇬 800 90 14ms 19 Jan 2024 504th FortuiteMan 🇫🇷 800 90 16ms 14 Jul 2025 504th jacekwladzinski 800 90 14ms 4 Oct 2025 508th perlebach 🇨🇿 799 103 3,117ms 10 Jun 2025 509th DialFrost 🇸🇬 797 82 365ms 22 Jan 2024 509th sean-niemann 🇺🇸 797 82 352ms 2 Jul 2025 511th jared-hughes 797 195 10ms 7 Jul 2024 512th stackofbears 796 47 32ms 25 Mar 2024 513th primo-ppcg 🇹🇭 796 75 2ms 13 Nov 2022 513th clockworknazo 796 75 9ms 14 Nov 2022 515th inventshah 796 94 1ms 24 Jan 2023 516th sisyphus-ppcg 🇦🇺 796 120 2ms 8 Apr 2022 517th ovs-code 🇩🇪 795 94 6ms 11 Dec 2023 518th galloj 🇨🇿 794 62 11ms 10 Sep 2022 518th kritixilithos 794 62 12ms 27 May 2024 520th Marin-Kitagawa 794 64 37ms 18 Jul 2021 520th ndren 794 64 39ms 29 Aug 2023 522nd elisherer 🇮🇱 793 73 9ms 2 Jan 2021 522nd dylanarmstrong 793 73 9ms 22 Jan 2024 524th primo-ppcg 🇹🇭 792 134 40ms 4 Jan 2024 525th GolfingSuccess 🇬🇷 791 91 11ms 26 Nov 2021 525th fourth-bit 791 91 15ms 12 Nov 2022 525th mathisfun271 791 91 15ms 13 Feb 2024 525th duckyluuk 🇳🇱 791 91 17ms 17 Jul 2024 529th MeWhenI 🇻🇦 791 93 1,180ms 2 Oct 2022 530th emplv 🇱🇻 789 64 130ms 29 Oct 2024 531st pardouin 🇫🇷 788 83 354ms 23 Jun 2024 531st duckyluuk 🇳🇱 788 83 359ms 17 Jul 2024 531st emgordon154 788 83 390ms 19 Apr 2025 534th ovs-code 🇩🇪 788 113 314ms 24 Aug 2023 535th MeWhenI 🇻🇦 788 132 515ms 7 Nov 2025 536th albanian-laundromat 787 76 820ms 4 days ago 537th jipsong 🇩🇪 785 97 116ms 12 Jul 2024 538th lynn 785 108 107ms 18 May 2021 539th 77Tigers 783 92 10ms 19 Feb 2021 539th Irratix 🇳🇱 783 92 14ms 25 Apr 2022 539th smartiel 783 92 10ms 18 Sep 2022 539th alexeldridge 783 92 10ms 10 Aug 2024 543rd jipsong 🇩🇪 783 153 263ms 13 Jun 2024 544th DaCuteRaccoon 781 65 44ms 23 Apr 2022 545th lynn 780 48 33ms 19 Apr 2021 546th AlephSquirrel 780 128 5ms 21 Jan 2025 547th SirBogman 🇺🇸 780 136 39ms 19 Oct 2023 548th DialFrost 🇸🇬 778 36 42ms 1 Feb 2023 548th ndren 778 36 43ms 7 Aug 2023 548th snoozingnewt 🇨🇦 778 36 44ms 18 Sep 2023 548th TheCatGuy12321 778 36 42ms 26 Aug 2024 552nd ovs-code 🇩🇪 778 84 407ms 29 Apr 2024 553rd Yewzir 🇧🇪 778 114 2ms 17 Oct 2023 554th annaproxy 777 98 114ms 28 Jan 2022 555th jm600 774 93 10ms 17 Apr 2022 555th MeWhenI 🇻🇦 774 93 19ms 25 Aug 2023 555th Kacarott 🇦🇺 774 93 14ms 26 Sep 2023 555th minhtrancccp 774 93 19ms 11 Jan 2024 559th stefangimmillaro 773 97 104ms 2 Jun 2023 560th gifti258 773 102 70ms 18 Sep 2023 First Prev 481–560 of 2,040 Next Last