Arrows 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 526th annaproxy 584 198 25ms 29 Nov 2022 527th Yewzir 🇧🇪 584 216 3ms 18 Jan 2024 528th moikaturns 🇬🇧 583 140 16ms 26 Aug 2022 528th BBoehm 🇩🇪 583 140 10ms 30 Jan 2024 528th madeforlosers 583 140 10ms 5 Mar 2025 531st btjones0 582 124 14ms 15 Jul 2022 531st tri1212 🇻🇳 582 124 15ms 3 Jun 2024 531st HumanoidCPU 582 124 15ms 31 Oct 2024 534th Protothor 579 141 21ms 29 May 2025 535th knutae 🇳🇴 578 125 14ms 29 Oct 2021 535th RDShah 578 125 16ms 8 Jun 2022 535th inverseLorentz 🇦🇺 578 125 14ms 25 Jun 2022 535th myleopard 578 125 10ms 20 Jul 2022 535th betaveros 578 125 14ms 30 Dec 2022 535th janbehrens 🇩🇪 578 125 10ms 10 Jul 2023 535th jmerle 🇳🇱 578 125 13ms 17 Jul 2023 535th bzijlema 🇳🇱 578 125 14ms 20 Sep 2023 535th FranklinJiaChen 578 125 14ms 12 Jun 2024 535th firegene 🇮🇪 578 125 14ms 5 Aug 2024 535th Bulmenisaurus 578 125 28ms 11 Aug 2024 535th JunkIce 578 125 16ms 24 Nov 2024 535th yokasuretsu 578 125 15ms 4 Jan 2025 535th RobertHoeh 578 125 18ms 3 Mar 2025 535th dokutan 578 125 18ms 21 Mar 2025 535th katss2 578 125 14ms 14 Aug 2025 551st dokutan 578 130 1,690ms 21 Sep 2025 552nd ovs-code 🇩🇪 577 149 103ms 5 Mar 2024 553rd Yewzir 🇧🇪 576 188 1,021ms 24 Sep 2025 554th MeWhenI 🇻🇦 576 423 14ms 28 Aug 2023 555th janbehrens 🇩🇪 575 177 76ms 20 Nov 2022 556th Natanaelel 🇸🇪 575 257 203ms 25 Mar 2024 557th MeWhenI 🇻🇦 574 119 202ms 3 Aug 2024 558th fourth-bit 573 126 23ms 1 Jul 2024 559th roavin 573 155 466ms 13 Jun 2022 560th HumanoidCPU 570 116 562ms 31 Oct 2024 561st CaedenHarper 🇨🇦 569 120 207ms 23 Aug 2025 562nd asheeri 569 127 13ms 23 Aug 2021 562nd BrenSchaap 569 127 14ms 21 Oct 2021 562nd NewDefectus 🇮🇱 569 127 10ms 2 Dec 2021 562nd scpchicken 🇵🇼 569 127 13ms 7 Mar 2022 562nd Troon 569 127 14ms 1 Nov 2022 562nd DialFrost 🇸🇬 569 127 14ms 11 Feb 2023 562nd StardustGogeta 569 127 17ms 6 May 2023 562nd yourlefthandman 569 127 24ms 16 Aug 2023 562nd AbhilashaTandon 569 127 14ms 24 Sep 2023 562nd Mabeloid 🇳🇴 569 127 15ms 7 Sep 2024 562nd CaedenHarper 🇨🇦 569 127 13ms 7 Nov 2024 562nd Flekay 🇩🇪 569 127 10ms 10 Jul 2025 562nd wuduculfre 569 127 16ms 29 Jul 2025 575th SteveHales 569 154 87ms 13 days ago 576th Michiocre 567 144 14ms 20 Feb 2024 577th MeWhenI 🇻🇦 565 86 164ms 31 Jan 2023 578th snoozingnewt 🇺🇸 565 117 545ms 12 Sep 2025 579th MeWhenI 🇻🇦 565 155 6ms 13 Aug 2024 580th jacklynnepenick 564 128 13ms 28 Aug 2021 580th nstearns96 🇬🇧 564 128 14ms 22 Jan 2023 580th wuzekai518 564 128 14ms 28 Jun 2024 580th ryyyn 🇺🇸 564 128 14ms 20 Jan 2025 580th lelbal 564 128 14ms 22 Sep 2025 585th dokutan 564 192 708ms 24 Sep 2025 585th Jacob385 564 192 777ms 5 days ago 587th MiffOttah 563 145 16ms 6 Oct 2024 588th mousetail 🇳🇱 562 83 3ms 13 Dec 2022 589th MiffOttah 562 158 462ms 6 Oct 2024 590th Yewzir 🇧🇪 562 215 401ms 3 Jan 2024 591st janbehrens 🇩🇪 561 193 895ms 10 Jul 2023 592nd KatieLG 🇬🇧 561 208 3ms 7 Oct 2021 593rd MeWhenI 🇻🇦 561 241 192ms 17 Feb 2022 594th JunkIce 560 118 694ms 3 Dec 2024 594th dokutan 560 118 459ms 18 Mar 2025 596th jaredtrh 560 129 11ms 11 Sep 2021 596th guilhem-roy 🇫🇷 560 129 12ms 9 May 2022 596th MaxElf999 560 129 20ms 19 Sep 2022 596th DrPiranoid 560 129 23ms 28 Sep 2022 596th PhysicDev 🇫🇷 560 129 15ms 4 Oct 2022 First Prev 526–600 of 1,169 Next Last