Forsyth–Edwards Notation in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Multitap Input 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 Tower of Hanoi 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 Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar 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 Multitap Input 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 Tower of Hanoi 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 Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 401st blaztoma 🇱🇹 691 89 36ms 26 Oct 2025 402nd AlephSquirrel 689 61 39ms 1 May 2023 403rd emgordon154 689 119 123ms 6 Sep 2024 404th DialFrost 🇸🇬 688 152 5ms 17 Jun 2024 405th adyache 🇺🇸 688 169 7ms 24 May 2023 406th retrohun 687 139 3ms 27 May 2023 407th edsrzf 🇳🇿 687 194 42ms 24 Jan 2025 408th Shanethegamer 🇺🇸 683 90 35ms 2 May 2023 409th edsrzf 🇳🇿 683 221 209ms 17 Jun 2025 410th MeWhenI 🇻🇦 683 312 7ms 29 Nov 2023 411th janbehrens 🇩🇪 681 144 406ms 1 May 2023 412th emgordon154 681 182 4ms 27 Dec 2024 413th zakariamouhid 680 141 10ms 11 May 2023 414th DialFrost 🇸🇬 679 182 2ms 14 Sep 2024 415th DialFrost 🇸🇬 678 193 2ms 26 Jan 2024 416th MeWhenI 🇻🇦 677 186 496ms 1 May 2023 417th jared-hughes 677 190 148ms 11 Sep 2023 418th duckyluuk 🇳🇱 676 146 2,288ms 25 Oct 2024 419th albanian-laundromat 676 183 3ms 7 Jul 2025 420th MeWhenI 🇻🇦 676 197 42ms 4 Sep 2024 421st bizy-coder 673 121 9ms 6 Nov 2023 421st 4atj 673 121 10ms 30 Jun 2025 423rd DialFrost 🇸🇬 672 109 253ms 14 Jun 2024 424th retrohun 672 120 2ms 27 May 2023 425th Shanethegamer 🇺🇸 670 112 293ms 9 May 2023 426th clockworknazo 669 135 4ms 23 Jun 2023 427th AshyIsMe 🇦🇺 668 101 34ms 2 May 2023 428th RDShah 668 122 11ms 3 May 2023 428th Yewzir 🇧🇪 668 122 80ms 27 Jan 2024 428th JunkIce 668 122 10ms 24 Jan 2025 428th dokutan 668 122 10ms 18 Apr 2025 432nd elgan65536 🇺🇸 668 226 369ms 26 Oct 2023 433rd stackotter 667 212 128ms 29 May 2023 434th 5cw 🇺🇸 665 82 2ms 1 May 2023 435th ZakkkkAttackkkk 🇵🇭 665 146 2ms 12 Nov 2023 436th MeWhenI 🇻🇦 664 197 2ms 11 Oct 2023 437th nwellnhof 🇩🇪 657 124 12ms 28 May 2024 438th Shanethegamer 🇺🇸 657 174 400ms 1 May 2023 439th emgordon154 657 243 2ms 10 Jun 2025 440th BambooleanLogic 🇸🇪 656 146 10ms 28 Jun 2023 441st Yax42 🇫🇷 656 148 2ms 14 Oct 2025 442nd SirBogman 🇺🇸 655 82 131ms 28 Aug 2023 443rd dokutan 654 121 1,240ms 21 Apr 2025 444th BlankSpruce 654 175 391ms 28 Aug 2024 445th MeWhenI 🇻🇦 654 177 2ms 1 May 2023 446th janbehrens 🇩🇪 653 160 4ms 2 Jul 2023 447th inventshah 652 125 12ms 3 May 2023 448th Yax42 🇫🇷 652 161 125ms 15 Oct 2025 449th Shanethegamer 🇺🇸 651 124 1ms 2 May 2023 450th Shanethegamer 🇺🇸 651 149 2ms 1 May 2023 451st emgordon154 648 148 9ms 13 Jun 2024 451st madeforlosers 648 148 9ms 3 Dec 2024 453rd DialFrost 🇸🇬 647 125 4ms 17 Aug 2024 454th gifti258 646 178 66ms 14 Sep 2023 455th NickTheEASDude 🇺🇸 646 179 1ms 9 Oct 2024 456th DialFrost 🇸🇬 644 128 23ms 1 Mar 2025 457th Shanethegamer 🇺🇸 643 114 242ms 12 May 2023 458th MeWhenI 🇻🇦 643 151 2ms 25 Aug 2023 459th Mabeloid 🇳🇴 643 180 1ms 21 Sep 2024 460th Seek64 🇩🇪 642 127 10ms 25 Jun 2025 461st CaedenHarper 🇨🇦 641 153 443ms 17 Oct 2025 462nd angel-p57 🇯🇵 641 259 2ms 10 Dec 2023 463rd erikgaal 639 150 8ms 19 Jul 2023 463rd robertvansteen 639 150 10ms 19 Jul 2023 465th Yax42 🇫🇷 639 179 2,472ms 14 Nov 2025 466th msbranicky 638 246 273ms 31 Aug 2023 467th Bulmenisaurus 637 128 10ms 29 Jan 2025 467th ryyyn 🇺🇸 637 128 10ms 12 days ago 469th aditsu 637 155 2,453ms 12 Aug 2025 470th MeWhenI 🇻🇦 636 142 3ms 1 Nov 2023 471st snoozingnewt 🇨🇦 636 182 2ms 31 Oct 2025 472nd ShiraJoseph 🇺🇸 635 151 10ms 21 Jul 2023 472nd r-schmidtke 635 151 10ms 26 Apr 2024 474th 5cw 🇺🇸 632 129 10ms 2 Aug 2024 475th greenstuartj 631 107 33ms 24 Jul 2023 476th MeWhenI 🇻🇦 631 178 144ms 5 Sep 2023 477th albanian-laundromat 631 201 41ms 7 Nov 2025 478th MeWhenI 🇻🇦 628 157 2,311ms 2 Dec 2024 479th bzijlema 🇳🇱 627 130 11ms 23 Jul 2025 480th MeWhenI 🇻🇦 626 120 259ms 26 Aug 2023 First Prev 401–480 of 841 Next Last