Gijswijt’s Sequence in all languages in chars. 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 526th msbranicky 430 198 14 Oct 2023 527th msbranicky 428 276 2 Nov 2023 528th msbranicky 427 139 17 Jan 2024 529th Schmitt-Very-Cool 426 301 1 Aug 2024 530th AlexanderFair 424 146 25 Jul 2023 530th BREMAUCY 🇫🇷 424 146 7 May 2024 530th ahmetdemirag 🇨🇾 424 146 20 Feb 2025 533rd yzhs 🇩🇪 422 209 1 Jul 2023 534th MeWhenI 🇻🇦 422 219 1 Jul 2023 535th Masttest 421 147 13 Feb 2024 536th dokutan 419 133 19 Oct 2024 537th SniperSmiley 🇺🇸 418 148 28 Sep 2023 538th sidok 417 172 13 Nov 2024 539th Lv0Sys 🇵🇱 416 151 20 Jun 2025 540th dokutan 414 164 26 Mar 2025 541st MaxElf999 413 150 13 Feb 2024 542nd dokutan 411 155 12 Aug 2024 543rd croc54 410 151 8 Jan 2025 544th roguh 🇬🇹 410 153 13 Oct 2024 544th xyangst 410 153 18 Oct 2024 546th mbittner20 407 152 17 Jul 2024 547th dokutan 405 228 26 Mar 2025 548th davidtiemstra 399 155 12 Jul 2023 548th Ripick 399 155 19 Jul 2023 550th msbranicky 398 204 25 Aug 2023 551st c0d3-4-F00d 🇩🇪 398 207 7 Dec 2023 552nd jacobly0 🇺🇸 397 446 21 Sep 2023 553rd dokutan 395 217 15 days ago 554th KatieLG 🇬🇧 392 160 2 Jan 2024 555th dokutan 390 191 24 Oct 2024 556th msbranicky 388 214 1 Jan 2024 557th dokutan 384 141 12 Mar 2025 558th AbuzarN 382 162 29 Sep 2023 559th dokutan 382 231 18 Oct 2024 560th MeWhenI 🇻🇦 380 168 12 Aug 2024 561st amollberg 🇸🇪 377 164 10 Jan 2024 561st inverseLorentz 🇦🇺 377 164 21 Apr 2024 563rd tomh1012 375 165 14 Jul 2023 564th KatieLG 🇬🇧 374 244 22 Aug 2024 565th hellwue 373 166 14 Jul 2023 566th ravnskjaer 🇩🇰 371 346 20 Dec 2024 567th MeWhenI 🇻🇦 369 184 3 Jul 2023 568th scpchicken 🇵🇼 368 168 3 Jul 2023 568th ThijsLuttikhuis 368 168 2 days ago 570th janbehrens 🇩🇪 367 118 1 Jul 2023 571st msbranicky 365 308 25 Aug 2023 572nd galloj 🇨🇿 364 180 8 Apr 2024 573rd MeWhenI 🇻🇦 364 486 5 Oct 2023 574th jmerle 🇳🇱 360 172 1 Jul 2023 575th MeWhenI 🇻🇦 359 222 30 Oct 2023 576th a6166231 🇨🇳 347 181 20 May 2025 577th celiendonze 🇨🇭 346 179 5 Jul 2023 578th dokutan 343 151 18 Apr 2025 579th 2011-Chan-Ethan 338 183 20 Jul 2023 580th jmerle 🇳🇱 335 668 2 Jul 2023 581st frankgraziano 333 186 7 Apr 2025 582nd kevinnaviapaiva 331 187 13 Feb 2025 583rd MeWhenI 🇻🇦 330 131 1 Jul 2023 584th jtaxen 329 188 17 May 2024 585th msbranicky 324 221 19 Jan 2024 586th madex 🇩🇪 322 195 23 Aug 2023 587th jmerle 🇳🇱 321 362 4 Jul 2023 588th Natanaelel 🇸🇪 317 128 1 Jul 2023 589th aliakseikalosha 316 255 24 Jul 2023 590th madex 🇩🇪 315 155 22 Jul 2023 591st c0d3-4-F00d 🇩🇪 314 257 3 Jul 2023 592nd DrPrettyman 303 204 3 Jul 2023 593rd stefangimmillaro 302 242 7 Jul 2023 594th steffan-polygolf 300 110 29 Feb 2024 595th dokutan 297 114 13 Nov 2024 596th KatieLG 🇬🇧 293 249 1 Jul 2023 597th IISResetMe 289 179 3 Jun 2025 598th MeWhenI 🇻🇦 287 115 1 Jul 2023 599th hiichbindermax 287 216 3 Sep 2024 600th 1231234md5 🇨🇳 281 220 10 Dec 2023 Prev 526–600 of 1,013 Next