Forsyth–Edwards Notation 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 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 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 601st 5pyr 582 220 2ms 16 May 2023 601st Sciman101 582 220 1ms 16 May 2023 603rd kkoenig 581 275 282ms 13 Sep 2024 604th tatzyr 🇯🇵 580 118 37ms 24 Feb 2025 605th TheZwierzLF 🇵🇱 580 197 15ms 21 May 2025 606th sanscheese 579 107 4ms 21 Jul 2023 606th snoozingnewt 🇺🇸 579 107 3ms 15 hours ago 608th adyache 🇺🇸 578 183 408ms 4 May 2023 609th retrohun 577 144 3ms 27 May 2023 610th snoozingnewt 🇺🇸 577 150 403ms 15 hours ago 611th Yewzir 🇧🇪 572 245 2ms 18 Jan 2024 612th celiendonze 🇨🇭 571 200 10ms 3 May 2023 613th MeWhenI 🇻🇦 569 214 3ms 1 May 2023 614th PhysicDev 🇫🇷 568 201 13ms 25 May 2023 615th MeWhenI 🇻🇦 565 229 44ms 26 Aug 2023 616th weliveinhell 🇭🇹 563 198 10ms 25 Sep 2023 617th Wildst 563 203 11ms 7 Jul 2023 618th snoozingnewt 🇺🇸 562 185 76ms 15 hours ago 619th MeWhenI 🇻🇦 561 296 31ms 6 Jun 2023 620th Yewzir 🇧🇪 559 237 19ms 4 Apr 2024 621st acollett89 558 200 11ms 8 Aug 2025 622nd madex 🇩🇪 557 185 2ms 23 Jul 2025 623rd AbuzarN 557 205 23ms 22 Nov 2023 624th Yewzir 🇧🇪 555 229 13ms 30 Dec 2024 625th msbranicky 554 231 2ms 28 Sep 2023 626th msbranicky 553 259 2ms 11 Oct 2023 627th emgordon154 552 124 34ms 26 Jul 2024 628th dokutan 552 254 2ms 5 Feb 2025 629th Mabeloid 🇳🇴 548 188 2ms 2 Oct 2024 630th ravnskjaer 🇩🇰 548 254 479ms 11 Sep 2024 631st Babafaba 547 177 621ms 6 days ago 632nd MeWhenI 🇻🇦 546 287 50ms 3 Jul 2023 633rd ThatAlo 541 211 12ms 11 May 2023 633rd RaBa21 🇭🇺 541 211 10ms 19 Jul 2025 635th yzhs 🇩🇪 540 245 138ms 25 Jun 2023 636th Kloppermand 🇩🇰 539 212 11ms 26 May 2023 636th mdnestor 539 212 10ms 27 May 2024 638th KatieLG-Transpiler 🇬🇧 537 180 857ms 16 Aug 2024 639th dokutan 537 227 3ms 29 Apr 2025 640th adoxography 534 128 37ms 22 May 2023 641st Mikey-Beep 🇬🇧 531 215 17ms 28 Aug 2023 642nd lelbal 529 216 11ms 17 Oct 2024 642nd yjgnaw 529 216 10ms 24 Jul 2025 644th Yewzir 🇧🇪 526 184 617ms 4 Feb 2024 645th mrmena 🇦🇺 524 213 13ms 29 Mar 2024 646th KatieLG 🇬🇧 521 311 3ms 1 May 2023 647th JunkIce 520 186 859ms 24 Jan 2025 647th dokutan 520 186 803ms 8 Apr 2025 649th kzheng808 517 221 10ms 14 Jun 2023 649th elgan65536 517 221 11ms 9 Nov 2024 651st MeWhenI 🇻🇦 517 528 15ms 28 Aug 2023 652nd msbranicky 515 202 90ms 18 Aug 2023 653rd Masttest 515 222 11ms 31 Jan 2024 653rd yokasuretsu 515 222 9ms 14 Jan 2025 655th snoozingnewt 🇺🇸 515 279 108ms 23 days ago 656th daniel-cardone 514 217 16ms 8 Sep 2023 657th jerrandolph 512 312 276ms 2 Nov 2023 658th MeWhenI 🇻🇦 510 163 3ms 1 May 2023 659th DrPrettyman 508 225 10ms 25 May 2023 659th mrmena 🇦🇺 508 225 15ms 29 Mar 2024 661st Schmitt-Very-Cool 506 275 423ms 26 Sep 2025 662nd m42km 505 226 11ms 3 Feb 2024 663rd ridingqwerty 🇺🇸 503 227 10ms 30 Jan 2024 664th klixel 🇨🇦 503 345 176ms 23 Jul 2025 665th FortuiteMan 🇫🇷 501 228 18ms 11 Jul 2025 666th msbranicky 497 174 178ms 9 Jan 2025 667th galloj 🇨🇿 497 230 16ms 8 May 2023 668th prplz 🇦🇺 496 208 2ms 9 May 2023 669th jameswmccarty 495 231 11ms 6 Apr 2025 670th Yewzir 🇧🇪 492 245 2,497ms 9 Feb 2024 671st Natanaelel 🇸🇪 492 269 135ms 5 May 2023 672nd Yewzir 🇧🇪 484 213 2ms 9 Feb 2024 673rd keelimeguy 🇺🇸 484 236 30ms 6 May 2025 674th ItsMeNoobieboy 480 238 11ms 6 May 2023 675th dokutan 479 244 170ms 29 Jun 2024 First Prev 601–675 of 809 Next Last