Gijswijt’s Sequence 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 526th olleicua 🇺🇸 495 88 21 Feb 2024 527th mbittner20 494 152 525ms 17 Jul 2024 528th HumanoidCPU 493 142 716ms 17 Nov 2024 529th stefangimmillaro 491 128 1 Jul 2023 529th dokutan 491 128 20 Apr 2025 531st elgan65536 491 241 4 Mar 2024 532nd KatieLG 🇬🇧 488 197 3ms 22 Aug 2024 533rd davidtiemstra 484 155 941ms 12 Jul 2023 533rd Ripick 484 155 368ms 19 Jul 2023 535th emplv 🇱🇻 483 130 3 Feb 2025 536th MeWhenI 🇻🇦 483 178 4,371ms 1 Jul 2023 537th dokutan 483 189 2ms 3 Mar 2025 538th emgordon154 478 69 23 days ago 539th dokutan 476 237 10 Sep 2025 540th dokutan 475 253 73ms 3 Jul 2025 541st FlorianCassayre 🇫🇷 472 159 168ms 1 Oct 2023 542nd Shanethegamer 🇺🇸 469 145 8 Jul 2023 543rd Shanethegamer 🇺🇸 468 93 6 Jul 2023 544th dokutan 467 171 3 Mar 2025 545th AbuzarN 463 162 1,328ms 29 Sep 2023 546th dokutan 463 172 12 Mar 2025 547th MeWhenI 🇻🇦 463 174 3ms 1 Jul 2023 548th FortuiteMan 🇫🇷 460 163 250ms 21 Jul 2025 549th Natanaelel 🇸🇪 458 72 28 Nov 2023 550th HumanoidCPU 458 137 3 May 2024 551st amollberg 🇸🇪 458 164 2,866ms 10 Jan 2024 551st inverseLorentz 🇦🇺 458 164 1,162ms 21 Apr 2024 553rd madeforlosers 455 138 8 May 2025 554th tomh1012 455 165 14 Jul 2023 554th RaBa21 🇭🇺 455 165 556ms 19 Jul 2025 556th KatieLG 🇬🇧 454 96 25 Sep 2024 557th JDiLenarda 🇫🇷 453 204 1,664ms 2 Sep 2024 558th hellwue 452 166 253ms 14 Jul 2023 559th scpchicken 🇵🇼 447 168 297ms 3 Jul 2023 559th ThijsLuttikhuis 447 168 457ms 2 Aug 2025 561st jmerle 🇳🇱 442 142 1 Jul 2023 561st weliveinhell 🇭🇹 442 142 5 Sep 2023 563rd frankgraziano 440 183 4,169ms 30 Apr 2025 564th emgordon154 436 100 8 May 2025 565th jmerle 🇳🇱 436 172 419ms 1 Jul 2023 566th MeWhenI 🇻🇦 432 185 6 Aug 2023 567th medzes 431 158 23 Jul 2023 568th didion0 🇺🇸 430 146 17 Jul 2023 569th msbranicky 430 198 226ms 14 Oct 2023 570th msbranicky 429 276 2 Nov 2023 571st madex 🇩🇪 424 177 548ms 22 Jul 2023 572nd sidok 422 172 13 Nov 2024 573rd yzhs 🇩🇪 422 209 867ms 1 Jul 2023 574th MeWhenI 🇻🇦 422 219 1,273ms 1 Jul 2023 575th anter69 🇭🇺 419 104 8 Feb 2024 576th celiendonze 🇨🇭 419 179 112ms 5 Jul 2023 577th Lv0Sys 🇵🇱 416 151 20 Jun 2025 578th dokutan 415 164 26 Mar 2025 579th dokutan 411 155 8ms 12 Aug 2024 580th roguh 🇬🇹 410 153 13 Oct 2024 580th xyangst 410 153 18 Oct 2024 582nd 2011-Chan-Ethan 410 183 2,423ms 20 Jul 2023 583rd dokutan 407 228 26 Mar 2025 584th fkantelberg 406 185 368ms 14 Jul 2025 585th dokutan 405 191 24 Oct 2024 586th frankgraziano 403 186 481ms 7 Apr 2025 587th dokutan 402 151 15 Jul 2025 588th kevinnaviapaiva 401 187 780ms 13 Feb 2025 589th jtaxen 399 188 123ms 17 May 2024 590th msbranicky 399 204 931ms 25 Aug 2023 591st c0d3-4-F00d 🇩🇪 398 207 703ms 7 Dec 2023 592nd msbranicky 397 214 1 Jan 2024 593rd dokutan 397 217 46ms 20 Jul 2025 594th tatzyr 🇯🇵 396 110 14 Mar 2025 595th snoozingnewt 🇺🇸 395 196 24 days ago 596th Mikey-Beep 🇬🇧 393 191 24 Aug 2025 597th KatieLG 🇬🇧 392 160 2 Jan 2024 598th dokutan 391 201 26 Mar 2025 599th dokutan 387 156 12 Mar 2025 600th msbranicky 387 308 313ms 25 Aug 2023 First Prev 526–600 of 1,112 Next Last