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 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 Chars Time Submitted 826th snoozingnewt 🇺🇸 485 112 2ms 17 days ago 827th Protothor 485 119 10ms 20 Jul 2025 828th Yewzir 🇧🇪 483 100 225ms 26 Feb 2024 829th NanduBC 483 116 12ms 6 Sep 2024 830th msbranicky 482 134 2ms 2 Jan 2024 831st madeforlosers 481 113 2ms 8 Dec 2023 832nd dokutan 479 140 50ms 29 Oct 2024 833rd snoozingnewt 🇺🇸 476 167 4ms 17 days ago 834th MaxCastella 🇫🇷 475 89 726ms 1 Dec 2023 835th HumanoidCPU 473 132 91ms 5 Jun 2024 836th RockOfStone 471 140 7ms 23 Mar 2024 837th Feniske 🇫🇷 470 90 240ms 1 Dec 2023 838th msbranicky 470 118 4ms 2 Jan 2024 838th dokutan 470 118 4ms 10 Apr 2025 840th trinityy-7 470 123 21ms 6 Dec 2023 841st emgordon154 469 62 3ms 1 Oct 2025 842nd dokutan 468 126 110ms 26 Oct 2024 843rd dokutan 468 135 1,228ms 31 Mar 2025 844th msbranicky 466 144 43ms 2 Jan 2024 845th cmkb3 464 91 222ms 1 Dec 2023 846th msbranicky 464 117 2ms 6 Jan 2024 847th AsbestosSniffer 464 184 1,023ms 1 Dec 2023 848th TinyTheBrontosaurus 463 121 21ms 3 Dec 2023 848th RobertHoeh 463 121 11ms 9 Dec 2023 848th klixel 🇨🇦 463 121 12ms 21 Jun 2025 851st snoozingnewt 🇺🇸 463 145 54ms 17 days ago 852nd CatsAreFluffy 461 140 5ms 31 Jan 2024 853rd msbranicky 461 159 306ms 2 Jan 2024 854th Stockoh 🇫🇷 456 123 12ms 23 Apr 2024 855th Liibe 456 166 407ms 2 Oct 2025 856th pedro-a-soares 455 127 10ms 6 Dec 2023 857th snoozingnewt 🇺🇸 455 158 26ms 17 days ago 858th snoozingnewt 🇺🇸 454 92 51ms 17 days ago 859th MeWhenI 🇻🇦 453 89 121ms 1 Dec 2023 860th yuchuehw 452 124 21ms 15 May 2024 860th Flekay 🇩🇪 452 124 25ms 11 Jul 2025 862nd HumanoidCPU 451 139 138ms 5 Jun 2024 863rd aydamak 449 93 36ms 15 May 2024 864th estomagordo 🇳🇱 448 125 15ms 25 Mar 2025 865th Vaekor 445 126 12ms 28 Feb 2024 866th msbranicky 445 153 120ms 2 Jan 2024 867th Kaffeleif 445 156 15ms 13 Mar 2024 868th HumanoidCPU 442 165 3,303ms 24 Oct 2024 869th snoozingnewt 🇺🇸 440 115 7ms 17 days ago 870th h3ra993huskp 🇯🇵 440 172 461ms 13 Apr 2025 871st 4ndyJ 🇬🇧 438 128 12ms 29 Feb 2024 872nd BambooleanLogic 🇸🇪 438 132 25ms 1 Dec 2023 873rd sidok 435 111 533ms 26 Apr 2024 874th CutSandstone 435 129 12ms 19 Jul 2024 874th wh3n3v3r 🇨🇿 435 129 21ms 18 Nov 2024 876th dokutan 433 146 42ms 29 Oct 2024 877th janbehrens 🇩🇪 433 175 343ms 16 Dec 2023 878th addmai 431 130 24ms 30 Jul 2025 879th acollett89 431 134 24ms 5 Aug 2025 880th snoozingnewt 🇺🇸 430 129 5ms 17 days ago 881st epic-programmer-guy 429 170 197ms 3 Jan 2024 882nd bjornmartensson 428 131 80ms 11 Dec 2023 882nd Mabeloid 🇳🇴 428 131 25ms 11 Sep 2024 884th inverseLorentz 🇦🇺 426 171 196ms 6 Apr 2024 885th michelebastione 🇮🇹 425 132 26ms 23 Dec 2023 885th CatsAreFluffy 425 132 33ms 31 Jan 2024 885th FranklinJiaChen 425 132 32ms 4 Aug 2024 888th itserasmus 425 136 12ms 26 Jan 2024 889th snoozingnewt 🇺🇸 424 139 108ms 17 days ago 890th CatsAreFluffy 424 172 206ms 17 Dec 2023 891st msbranicky 423 169 12ms 2 Jan 2024 892nd evnu 417 160 376ms 19 days ago 893rd XenThe 🇬🇧 416 139 11ms 14 Sep 2025 894th snoozingnewt 🇺🇸 415 151 139ms 17 days ago 895th snoozingnewt 🇺🇸 413 173 40ms 17 days ago 896th msbranicky 412 117 230ms 11 Jan 2024 897th CatsAreFluffy 411 130 578ms 31 Jan 2024 898th olleicua 🇺🇸 410 141 27ms 20 Jan 2024 899th f-tucker 409 137 38ms 24 May 2024 899th Jaydosu 409 137 14ms 26 Jun 2024 First Prev 826–900 of 1,427 Next Last