Van Eck 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 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 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 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 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 672nd programjames 683 75 55ms 3 Feb 2024 672nd bob-th 683 75 20ms 26 Jul 2024 672nd fkantelberg 683 75 41ms 22 Jul 2025 679th kkoenig 683 138 257ms 4 Jan 2024 680th albanian-laundromat 683 248 13ms 18 Sep 2025 681st Shanethegamer 🇺🇸 680 30 3ms 5 Nov 2023 681st MeWhenI 🇻🇦 680 30 3ms 6 Nov 2023 683rd scpchicken 🇵🇼 677 48 610ms 8 Jan 2023 684th Shanethegamer 🇺🇸 677 107 374ms 27 May 2022 685th 77Tigers 674 76 45ms 27 May 2021 685th kyleclaassen 674 76 25ms 9 Feb 2022 685th za3k 674 76 25ms 16 Oct 2022 685th cros107 🇦🇺 674 76 48ms 6 Aug 2023 689th emgordon154 673 116 164ms 22 Feb 2025 690th heypwesto 🇳🇿 672 46 3ms 3 Jun 2021 691st MeWhenI 🇻🇦 672 54 4ms 29 May 2023 692nd FlorianCassayre 🇫🇷 672 61 10ms 22 Jan 2023 693rd rucin93 🇵🇱 671 114 340ms 24 Sep 2025 694th Shanethegamer 🇺🇸 671 117 56ms 28 Dec 2022 695th Skwerl23 670 58 307ms 6 Feb 2023 696th MeWhenI 🇻🇦 669 68 693ms 15 Sep 2025 697th meenie 668 55 41ms 1 May 2021 697th KatieLG 🇬🇧 668 55 40ms 3 May 2021 697th olivermrose 🇺🇸 668 55 37ms 6 Nov 2021 697th shinh 668 55 47ms 22 Jun 2022 697th Andriamanitra 🇫🇮 668 55 44ms 17 Jul 2023 702nd m42km 668 72 461ms 1 Feb 2024 703rd voytxt 🇨🇿 667 55 149ms 3 Aug 2024 704th madex 🇩🇪 666 88 3ms 15 Jun 2023 704th Alex-x90 🇺🇸 666 88 3ms 1 Oct 2023 706th janbehrens 🇩🇪 665 54 12ms 11 Jun 2021 707th LeeCamp 665 77 35ms 23 Dec 2021 707th codewrite 🇬🇧 665 77 18ms 9 Jul 2025 709th albanian-laundromat 664 58 2ms 44 hours ago 710th Natanaelel 🇸🇪 664 81 178ms 7 Jul 2025 711th Natanaelel 🇸🇪 663 49 101ms 12 Feb 2023 712th elgan65536 662 118 182ms 30 Mar 2024 713th didion0 🇺🇸 661 62 9ms 6 May 2021 713th MeWhenI 🇻🇦 661 62 24ms 12 Jun 2021 715th snoozingnewt 🇺🇸 659 109 493ms 13 Oct 2025 716th annaproxy 659 110 377ms 29 Mar 2022 716th Matgc04 659 110 333ms 25 May 2023 716th Yewzir 🇧🇪 659 110 384ms 11 Feb 2024 719th janbehrens 🇩🇪 659 127 27ms 9 Jul 2021 720th NewDefectus 🇮🇱 658 47 3ms 19 Dec 2021 721st CatsAreFluffy 658 89 2ms 15 Jan 2023 722nd Indivicivet 657 78 65ms 26 Oct 2021 722nd SirFireball3521 657 78 19ms 14 Mar 2023 724th MeWhenI 🇻🇦 652 99 3,019ms 24 Oct 2024 725th raphaelimahorn 650 63 16ms 10 Aug 2021 725th DialFrost 🇸🇬 650 63 24ms 5 Dec 2023 727th Stockoh 🇫🇷 650 74 432ms 24 Jun 2024 728th pascscha 649 79 19ms 28 Mar 2022 729th scpchicken 🇵🇼 648 83 185ms 25 Feb 2023 730th kmathis22 648 118 344ms 22 days ago 731st KatieLG 🇬🇧 647 37 35ms 20 Oct 2021 732nd DialFrost 🇸🇬 647 71 28ms 28 Feb 2025 733rd aliakseikalosha 647 112 340ms 21 Nov 2021 733rd CaedenHarper 🇨🇦 647 112 362ms 17 Oct 2025 735th nephila-nacrea 🇬🇧 644 48 3ms 1 May 2021 735th JRaspass 🇬🇧 644 48 3ms 1 Sep 2021 735th Natanaelel 🇸🇪 644 48 3ms 26 Jan 2022 738th Shanethegamer 🇺🇸 644 57 130ms 5 Aug 2024 739th wirewolf010 644 91 3ms 12 Jan 2022 739th Irratix 🇳🇱 644 91 1ms 13 Jun 2022 741st janbehrens 🇩🇪 642 66 380ms 1 Nov 2021 742nd MeWhenI 🇻🇦 641 56 11ms 17 Nov 2023 743rd Sakisan 🇧🇪 641 84 195ms 30 May 2022 744th jacklynnepenick 640 80 46ms 26 Aug 2021 744th b10011 🇫🇮 640 80 27ms 8 Jan 2023 744th keelimeguy 🇺🇸 640 80 2,175ms 19 Dec 2023 747th cure-honey 🇯🇵 639 131 31ms 11 Jul 2021 748th lynn 638 72 30ms 8 Sep 2021 749th mousetail 🇳🇱 637 33 5ms 18 Jan 2024 750th HumanoidCPU 636 113 437ms 27 Jun 2024 First Prev 676–750 of 1,751 Next Last