Farey 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 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 Chars Time Submitted 600th Natanaelel 🇸🇪 675 83 11ms 22 Mar 2024 600th davecame 675 83 15ms 25 Apr 2024 603rd the-zammers 674 108 136ms 15 Dec 2023 604th MeWhenI 🇻🇦 673 105 5ms 1 Dec 2023 605th Shanethegamer 🇺🇸 673 106 14ms 31 Jan 2024 605th AlephSquirrel 673 106 12ms 24 Jun 2024 607th janbehrens 🇩🇪 667 83 6ms 1 Dec 2023 608th jared-hughes 667 84 16ms 17 Dec 2023 608th stertooy 🇧🇪 667 84 11ms 14 Jun 2024 608th sacredeux 667 84 14ms 20 Aug 2024 608th hiichbindermax 667 84 14ms 27 May 2025 612th Ripick 665 94 121ms 24 Jun 2024 613th NickTheEASDude 🇺🇸 663 87 10ms 25 Apr 2024 614th BREMAUCY 🇫🇷 663 106 75ms 4 Dec 2023 615th Creative0708 🇨🇦 662 121 126ms 16 Dec 2023 615th mousetail 🇳🇱 662 121 123ms 24 Mar 2024 617th KrausRaus 🇺🇸 659 85 12ms 1 Dec 2023 617th jeff-at-tamer-dot-codes 🇺🇸 659 85 21ms 19 Dec 2023 619th AlephSquirrel 658 81 417ms 16 Jan 2024 620th MichalMarsalek 🇨🇿 658 95 116ms 1 Dec 2023 621st tobeannouncd 656 111 129ms 11 Jan 2024 622nd Just4FunCoder 651 86 23ms 26 Feb 2024 622nd SB-945 651 86 26ms 7 Apr 2024 622nd Babafaba 651 86 25ms 16 days ago 625th KatieLG 🇬🇧 650 82 462ms 28 Oct 2024 626th MeWhenI 🇻🇦 650 84 5ms 16 Aug 2024 627th MeWhenI 🇻🇦 649 191 9ms 1 Dec 2023 628th SirFireball3521 648 62 135ms 13 Sep 2024 629th dokutan 647 149 279ms 10 Dec 2024 630th jatloe 644 87 27ms 24 Aug 2024 631st alomiF 644 113 187ms 6 Dec 2023 632nd m42km 642 83 531ms 1 Feb 2024 633rd snoozingnewt 🇺🇸 642 150 258ms 23 days ago 634th jbt 641 90 13ms 24 Dec 2023 634th thisishowmymindworks 🇳🇴 641 90 10ms 28 Jun 2024 636th Yewzir 🇧🇪 639 92 137ms 27 Mar 2024 637th snoozingnewt 🇺🇸 639 110 82ms 23 days ago 638th elgan65536 638 101 3ms 5 Dec 2023 638th madex 🇩🇪 638 101 3ms 13 Feb 2024 638th Herbert00709 🇵🇱 638 101 2ms 3 Sep 2024 641st gifti258 637 99 82ms 8 Aug 2025 642nd FlorianCassayre 🇫🇷 636 88 22ms 18 May 2024 642nd jacekwladzinski 636 88 12ms 3 Oct 2025 644th janbehrens 🇩🇪 634 91 10ms 1 Dec 2023 644th eranws 634 91 12ms 16 Mar 2024 646th dokutan 633 104 3ms 26 Oct 2024 647th Yewzir 🇧🇪 633 111 86ms 5 Feb 2024 647th HumanoidCPU 633 111 79ms 5 Jun 2024 649th northsuperman 632 102 2ms 24 Mar 2024 650th lifthrasiir 🇰🇷 629 46 2ms 5 Dec 2024 651st IISResetMe 629 67 659ms 4 Dec 2023 652nd HumanoidCPU 622 67 56ms 5 Jun 2024 653rd commandblockguy 🇺🇸 622 90 12ms 1 Dec 2023 653rd ZakkkkAttackkkk 🇵🇭 622 90 11ms 9 May 2024 653rd HumanoidCPU 622 90 27ms 5 Jun 2024 656th HumanoidCPU 621 106 2ms 5 Jun 2024 657th SirBogman 🇺🇸 620 68 240ms 18 May 2024 658th Babafaba 620 86 430ms 16 days ago 659th two-bad 🇬🇧 620 93 9ms 5 Feb 2024 659th helbling 🇨🇭 620 93 9ms 16 Jun 2024 659th snoozingnewt 🇺🇸 620 93 11ms 23 days ago 662nd iczelia 🇩🇪 620 104 2ms 10 Oct 2025 663rd msbranicky 619 235 1,925ms 16 Sep 2025 664th Daniel-Ellison 617 78 618ms 8 Aug 2025 665th uttumuttu 🇫🇮 617 101 80ms 21 Dec 2023 666th MeWhenI 🇻🇦 616 105 18ms 1 Dec 2023 667th agreegious 615 91 11ms 17 Nov 2024 668th Steffan153 🇫🇮 615 123 397ms 5 Dec 2023 668th Lydxn 🇨🇦 615 123 411ms 16 Dec 2023 670th msbranicky 615 154 28ms 3 Jan 2024 671st Andrey-Plotnikov 614 94 12ms 13 Jan 2025 672nd dokutan 614 237 2,116ms 19 days ago 673rd Shanethegamer 🇺🇸 613 68 36ms 1 Dec 2023 674th dokutan 613 104 2ms 28 Oct 2024 675th Maximizer02 613 113 14ms 7 Nov 2024 First Prev 601–675 of 1,432 Next Last