Look and Say in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 600th josh-h-90 745 94 4ms 7 Oct 2022 600th emplv 🇱🇻 745 94 4ms 3 Oct 2023 600th DialFrost 🇸🇬 745 94 4ms 15 Nov 2023 600th edsrzf 🇳🇿 745 94 4ms 26 Aug 2025 605th Yewzir 🇧🇪 745 107 74ms 9 Mar 2024 606th janAkali 🇷🇺 744 111 117ms 3 Sep 2024 607th lynn 744 162 285ms 26 Feb 2025 608th neel11235813 742 88 395ms 15 Jan 2024 608th SirBogman 🇺🇸 742 88 403ms 15 Jan 2024 608th Shanethegamer 🇺🇸 742 88 390ms 16 Jan 2024 608th m-tkach 🇺🇦 742 88 383ms 20 Jan 2024 608th lifthrasiir 🇰🇷 742 88 431ms 2 Dec 2024 608th Babafaba 742 88 380ms 3 days ago 614th jacklynnepenick 742 97 14ms 22 Aug 2021 614th SimonSieber 742 97 14ms 15 Dec 2022 614th thehylian 742 97 16ms 17 Sep 2023 614th rsgray 742 97 10ms 6 Jan 2024 614th retrohun 742 97 15ms 7 Dec 2024 619th synt7x 🇺🇸 741 129 2ms 5 Aug 2025 620th JohandeRuiter 🇳🇱 739 101 2ms 24 Nov 2023 620th xsot 🇸🇬 739 101 149ms 23 Sep 2025 622nd wiebecommajonas 739 103 169ms 30 Nov 2022 623rd kumavale 739 163 156ms 6 days ago 624th edsrzf 🇳🇿 738 141 364ms 4 days ago 625th GolfingSuccess 🇬🇷 737 38 37ms 22 Jul 2022 625th GrayJoKing 🇦🇺 737 38 44ms 31 Jul 2022 625th MeWhenI 🇻🇦 737 38 42ms 25 Aug 2022 625th AlephSquirrel 737 38 40ms 2 Jul 2023 629th janbehrens 🇩🇪 736 49 3ms 17 Jan 2021 630th HETHAT 🇩🇿 735 98 11ms 4 Oct 2022 630th janbehrens 🇩🇪 735 98 19ms 17 Jun 2023 630th ahmetdemirag 🇨🇾 735 98 11ms 7 Oct 2024 630th albanian-laundromat 735 98 12ms 3 Jul 2025 634th Shanethegamer 🇺🇸 735 130 2ms 26 May 2023 635th emplv 🇱🇻 735 163 252ms 16 Dec 2020 636th 4hg 🇺🇸 733 68 39ms 17 Oct 2022 637th Protothor 733 79 11ms 22 Jul 2025 638th SmileTheory 732 102 2ms 7 Jan 2021 639th Shanethegamer 🇺🇸 732 206 852ms 25 Jan 2025 640th Shanethegamer 🇺🇸 731 113 116ms 21 Jun 2024 641st snoozingnewt 🇺🇸 728 113 3,166ms 27 Sep 2025 642nd ludwig-n 727 99 11ms 5 Apr 2021 642nd gilufin 727 99 12ms 21 Jun 2021 642nd schachmattmatt 727 99 12ms 11 Aug 2021 642nd KatieLG 🇬🇧 727 99 12ms 8 Jun 2022 642nd jhpaques 🇫🇷 727 99 12ms 29 Jul 2022 642nd aksyristos 727 99 10ms 6 Feb 2023 642nd TaserTheFox 🇺🇸 727 99 10ms 8 May 2023 642nd suwat513 727 99 11ms 19 Jun 2023 642nd quimey 727 99 18ms 26 Jun 2023 642nd htareque 727 99 11ms 18 Nov 2023 642nd SB-945 727 99 12ms 23 Feb 2024 642nd RobertHoeh 727 99 11ms 2 Dec 2024 642nd andrewjc2000 727 99 15ms 28 Feb 2025 642nd plcc0 727 99 11ms 18 Mar 2025 642nd cefqrn 727 99 13ms 10 Jul 2025 657th not-optikk 🇺🇸 724 132 2ms 1 Dec 2020 658th revlayle 🇺🇸 723 123 385ms 21 Nov 2021 659th pschmid0 🇺🇸 722 97 4ms 1 Oct 2022 660th iczelia 🇩🇪 721 50 4ms 19 days ago 661st OllieBoyne 🇬🇧 720 100 11ms 17 Sep 2021 661st face0xff 720 100 24ms 19 Oct 2021 661st pascscha 720 100 19ms 28 Mar 2022 661st osmith93 720 100 11ms 28 Jun 2022 661st fredrik-bakke 🇳🇴 720 100 12ms 5 Oct 2022 661st tri1212 🇻🇳 720 100 17ms 28 Oct 2023 661st AtengChen 720 100 11ms 31 Aug 2024 661st moustave 720 100 16ms 19 Nov 2024 661st TheZwierzLF 🇵🇱 720 100 11ms 25 May 2025 661st jtaxen 720 100 11ms 23 days ago 671st SirBogman 🇺🇸 718 39 40ms 12 Sep 2022 672nd GolfingSuccess 🇬🇷 718 91 389ms 15 Jan 2024 673rd jakzo 715 81 9ms 5 Sep 2021 674th JRaspass 🇬🇧 714 49 138ms 4 Dec 2020 675th ehulinsky 🇺🇸 713 101 11ms 10 Nov 2021 First Prev 601–675 of 1,990 Next Last