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 600th mousetail 🇳🇱 717 109 128ms 18 Jan 2024 602nd snoozingnewt 🇺🇸 714 82 2ms 13 Oct 2025 603rd mauro-1 🇮🇹 712 72 16ms 18 Aug 2021 603rd PiterAnnema 712 72 36ms 23 Mar 2022 603rd Andrey135296 712 72 11ms 4 Apr 2022 603rd TaserTheFox 🇺🇸 712 72 11ms 27 Jan 2023 603rd Fracture17 712 72 38ms 13 Apr 2023 603rd WillConker 712 72 49ms 10 Mar 2024 603rd jipsong 🇩🇪 712 72 18ms 10 Jun 2024 603rd CutSandstone 712 72 51ms 5 Jul 2024 611th sean-niemann 🇺🇸 710 110 126ms 9 Jun 2025 612th emplv 🇱🇻 709 118 28ms 29 Jun 2022 613th rak1507 🇬🇧 708 76 196ms 29 Jun 2021 613th GrayJoKing 🇦🇺 708 76 142ms 14 Mar 2022 615th Irratix 🇳🇱 708 111 59ms 3 Jan 2022 615th Yewzir 🇧🇪 708 111 55ms 11 Feb 2024 617th emgordon154 707 52 46ms 27 Nov 2024 617th olleicua 🇺🇸 707 52 40ms 25 Feb 2025 617th codereport 🇨🇦 707 52 37ms 21 Apr 2025 617th snoozingnewt 🇺🇸 707 52 42ms 13 Oct 2025 621st dokutan 707 68 412ms 12 Feb 2025 622nd emgordon154 707 203 502ms 10 days ago 623rd KatieLG 🇬🇧 706 56 987ms 13 Oct 2021 624th Shanethegamer 🇺🇸 704 34 42ms 6 May 2021 624th MeWhenI 🇻🇦 704 34 38ms 9 Nov 2021 624th sisyphus-ppcg 🇦🇺 704 34 41ms 2 Mar 2022 627th jared-hughes 704 51 6ms 17 Jul 2022 628th razetime 703 29 3ms 13 Jan 2022 629th snoozingnewt 🇺🇸 702 69 3ms 13 Oct 2025 630th Irratix 🇳🇱 702 73 44ms 7 May 2022 630th fredrik-bakke 🇳🇴 702 73 36ms 2 Oct 2022 630th fourth-bit 702 73 46ms 5 Dec 2022 630th CatsAreFluffy 702 73 22ms 17 Dec 2022 630th jmerle 🇳🇱 702 73 66ms 16 Feb 2023 630th AlexanderFair 702 73 44ms 2 Jul 2023 630th NickTheEASDude 🇺🇸 702 73 43ms 6 Aug 2024 630th AtengChen 702 73 11ms 27 Aug 2024 630th andrewjc2000 702 73 45ms 18 Jul 2025 630th madeforlosers 702 73 11ms 3 days ago 640th GolfingSuccess 🇬🇷 701 81 25ms 11 Sep 2022 641st Herbert00709 🇵🇱 701 112 58ms 1 Nov 2024 642nd MeWhenI 🇻🇦 700 194 1,639ms 8 days ago 643rd luuumine 🇫🇷 698 112 122ms 46 mins ago 644th commandblockguy 🇺🇸 697 69 371ms 15 Jan 2024 645th oceko 695 113 56ms 19 Feb 2024 646th MeWhenI 🇻🇦 695 114 29ms 7 Jun 2023 647th ovs-code 🇩🇪 694 86 5ms 21 Jul 2024 648th adoxography 693 53 42ms 20 Aug 2021 648th schachmattmatt 693 53 50ms 25 Sep 2021 648th anter69 🇭🇺 693 53 44ms 9 Jan 2023 648th tatzyr 🇯🇵 693 53 43ms 18 Jan 2025 652nd snoozingnewt 🇺🇸 693 64 91ms 24 days ago 653rd adoxography 692 74 47ms 20 Aug 2021 653rd m42km 692 74 11ms 25 Nov 2023 653rd Stockoh 🇫🇷 692 74 43ms 23 Jun 2024 653rd TheZwierzLF 🇵🇱 692 74 12ms 24 May 2025 657th MeWhenI 🇻🇦 692 90 44ms 17 Feb 2023 658th ian-h-chamberlain 🇺🇸 692 113 125ms 6 Jul 2022 659th frankgraziano 692 245 15ms 30 Sep 2025 660th Shanethegamer 🇺🇸 691 78 103ms 15 Oct 2022 661st arjanadriaanse 🇳🇱 690 78 127ms 10 Feb 2022 661st tobeannouncd 690 78 1,467ms 8 Jan 2024 663rd emgordon154 689 85 3ms 24 Dec 2021 664th Shanethegamer 🇺🇸 689 111 343ms 25 Sep 2025 664th snoozingnewt 🇺🇸 689 111 338ms 13 Oct 2025 666th MeWhenI 🇻🇦 688 56 2ms 4 Nov 2022 667th o0lit3 🇺🇸 687 45 14ms 4 May 2021 668th JunkIce 687 70 421ms 3 Dec 2024 669th MeWhenI 🇻🇦 687 73 3ms 10 Oct 2023 670th msbranicky 684 83 4ms 4 Aug 2023 671st Naruyoko 683 60 12ms 13 Aug 2023 671st two-bad 🇬🇧 683 60 21ms 15 Feb 2024 671st emgordon154 683 60 24ms 6 May 2025 671st Yax42 🇫🇷 683 60 9ms 9 Sep 2025 675th potato-jackson 683 75 11ms 10 Sep 2021 First Prev 601–675 of 1,753 Next Last