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 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 526th snoozingnewt 🇺🇸 649 196 120ms 11 days ago 527th msbranicky 649 246 278ms 31 Aug 2023 528th stackotter 648 222 539ms 29 May 2023 529th MeWhenI 🇻🇦 646 187 381ms 1 May 2023 530th billings7 🇬🇧 645 164 364ms 20 May 2024 531st eiburns 645 177 13ms 5 May 2023 532nd albanian-laundromat 644 201 43ms 4 days ago 533rd yuchuehw 642 178 10ms 3 Jan 2024 533rd Flekay 🇩🇪 642 178 14ms 11 Jul 2025 535th Sora1248 🇩🇪 640 157 2ms 21 May 2023 536th cbrt-x 639 207 144ms 20 Jan 2025 537th mbittner20 638 179 15ms 27 May 2023 537th BREMAUCY 🇫🇷 638 179 10ms 8 Sep 2025 539th postie77 637 166 420ms 11 Jul 2023 540th ShiraJoseph 🇺🇸 637 175 8ms 21 Jul 2023 540th r-schmidtke 637 175 9ms 26 Apr 2024 542nd greenstuartj 636 110 41ms 24 Jul 2023 543rd MeWhenI 🇻🇦 636 120 241ms 1 May 2023 544th jeff-at-tamer-dot-codes 🇺🇸 635 180 15ms 17 May 2023 544th KatieLG-Transpiler 🇬🇧 635 180 10ms 16 Aug 2024 546th Yax42 🇫🇷 635 190 74ms 14 Oct 2025 547th MeWhenI 🇻🇦 635 231 1,384ms 1 May 2023 548th Maximizer02 634 209 9ms 10 Jan 2025 549th Shanethegamer 🇺🇸 633 274 182ms 17 May 2023 550th BlankSpruce 632 159 2ms 26 Aug 2024 551st NickTheEASDude 🇺🇸 631 203 2ms 9 Oct 2024 552nd snoozingnewt 🇺🇸 631 253 273ms 11 days ago 553rd bobbysq 628 182 11ms 25 May 2023 553rd Andrey135296 628 182 10ms 24 Nov 2024 555th Shanethegamer 🇺🇸 627 166 82ms 13 May 2023 556th GolfingSuccess 🇬🇷 624 161 2ms 1 May 2023 557th MeWhenI 🇻🇦 624 449 1,207ms 10 Feb 2025 558th MeWhenI 🇻🇦 622 139 684ms 15 Sep 2025 559th Stockoh 🇫🇷 621 184 11ms 1 May 2024 560th TFeld00 🇩🇰 616 111 36ms 3 Sep 2024 561st tobyLovick 614 186 14ms 29 Nov 2023 561st YAJUE114514 614 186 10ms 28 Jul 2025 563rd jared-hughes 613 164 2ms 7 Sep 2023 564th Yewzir 🇧🇪 613 182 9ms 11 Feb 2024 565th DialFrost 🇸🇬 611 176 4ms 17 Jun 2024 566th Babafaba 611 187 10ms 17 days ago 567th MeWhenI 🇻🇦 611 263 44ms 4 Sep 2024 568th adoxography 610 183 9ms 22 May 2023 569th KatieLG 🇬🇧 608 159 907ms 6 Apr 2025 570th Natanaelel 🇸🇪 608 188 10ms 5 May 2023 570th nstearns96 🇬🇧 608 188 10ms 12 Nov 2024 572nd blaztoma 🇱🇹 605 113 31ms 16 days ago 573rd snoozingnewt 🇺🇸 604 175 352ms 11 days ago 574th Yewzir 🇧🇪 603 265 258ms 5 Jan 2024 575th retrohun 601 163 3ms 27 May 2023 576th MeWhenI 🇻🇦 601 173 105ms 1 May 2023 577th didion0 🇺🇸 600 186 9ms 2 May 2023 577th eranws 600 186 9ms 23 Dec 2024 579th KrausRaus 🇺🇸 599 239 2ms 11 Oct 2023 580th MeWhenI 🇻🇦 598 218 3ms 24 Jul 2023 581st MeWhenI 🇻🇦 597 98 2ms 1 May 2023 582nd KatieLG 🇬🇧 597 187 9ms 1 May 2023 583rd JRaspass 🇬🇧 596 104 3ms 28 May 2023 584th snoozingnewt 🇺🇸 596 145 699ms 11 days ago 585th MeWhenI 🇻🇦 596 325 1,572ms 4 days ago 586th andre-lameirinhas 🇵🇹 595 192 11ms 5 May 2023 587th emgordon154 594 180 137ms 8 Aug 2024 588th MeWhenI 🇻🇦 594 181 4ms 28 May 2023 589th gifti258 593 202 73ms 14 Sep 2023 590th rollershutter 592 193 10ms 3 May 2023 590th Yewzir 🇧🇪 592 193 104ms 27 Jan 2024 592nd MeWhenI 🇻🇦 590 181 145ms 25 Oct 2024 593rd kaptsanovb 589 194 10ms 24 Sep 2023 593rd JunkIce 589 194 9ms 24 Jan 2025 593rd dokutan 589 194 10ms 8 Apr 2025 596th snoozingnewt 🇺🇸 586 296 201ms 11 days ago 597th dokutan 584 145 937ms 21 Apr 2025 598th msbranicky 583 166 585ms 17 Jan 2024 599th adamnielson42 🇺🇸 583 196 11ms 1 May 2023 599th inverseLorentz 🇦🇺 583 196 13ms 8 May 2023 First Prev 526–600 of 814 Next Last