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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 601st sean-niemann 🇺🇸 710 110 9 Jun 2025 602nd emplv 🇱🇻 709 118 28ms 29 Jun 2022 603rd rak1507 🇬🇧 708 76 196ms 29 Jun 2021 603rd GrayJoKing 🇦🇺 708 76 142ms 14 Mar 2022 605th emgordon154 707 52 27 Nov 2024 605th olleicua 🇺🇸 707 52 25 Feb 2025 605th codereport 🇨🇦 707 52 21 Apr 2025 605th snoozingnewt 🇺🇸 707 52 42ms 8 days ago 609th dokutan 707 68 412ms 12 Feb 2025 609th albanian-laundromat 707 68 23 Sep 2025 611th Irratix 🇳🇱 707 111 68ms 3 Jan 2022 611th Yewzir 🇧🇪 707 111 65ms 11 Feb 2024 613th KatieLG 🇬🇧 706 56 13 Oct 2021 614th Shanethegamer 🇺🇸 704 34 6 May 2021 614th MeWhenI 🇻🇦 704 34 9 Nov 2021 614th sisyphus-ppcg 🇦🇺 704 34 2 Mar 2022 617th razetime 703 29 3ms 13 Jan 2022 618th jared-hughes 703 51 6ms 17 Jul 2022 619th snoozingnewt 🇺🇸 702 69 3ms 8 days ago 620th Irratix 🇳🇱 702 73 43ms 7 May 2022 620th fredrik-bakke 🇳🇴 702 73 45ms 2 Oct 2022 620th fourth-bit 702 73 50ms 5 Dec 2022 620th CatsAreFluffy 702 73 23ms 17 Dec 2022 620th jmerle 🇳🇱 702 73 69ms 16 Feb 2023 620th AlexanderFair 702 73 55ms 2 Jul 2023 620th NickTheEASDude 🇺🇸 702 73 49ms 6 Aug 2024 620th AtengChen 702 73 13ms 27 Aug 2024 620th andrewjc2000 702 73 48ms 18 Jul 2025 629th GolfingSuccess 🇬🇷 701 81 25ms 11 Sep 2022 630th Herbert00709 🇵🇱 701 112 64ms 1 Nov 2024 631st commandblockguy 🇺🇸 697 69 371ms 15 Jan 2024 632nd oceko 695 113 73ms 19 Feb 2024 633rd MeWhenI 🇻🇦 695 114 29ms 7 Jun 2023 634th ovs-code 🇩🇪 694 86 7ms 21 Jul 2024 635th adoxography 693 53 20 Aug 2021 635th schachmattmatt 693 53 25 Sep 2021 635th anter69 🇭🇺 693 53 9 Jan 2023 635th tatzyr 🇯🇵 693 53 18 Jan 2025 639th adoxography 692 74 45ms 20 Aug 2021 639th m42km 692 74 11ms 25 Nov 2023 639th Stockoh 🇫🇷 692 74 47ms 23 Jun 2024 639th TheZwierzLF 🇵🇱 692 74 17ms 24 May 2025 643rd MeWhenI 🇻🇦 692 90 17 Feb 2023 644th frankgraziano 692 245 21 days ago 645th Shanethegamer 🇺🇸 691 78 103ms 15 Oct 2022 646th ian-h-chamberlain 🇺🇸 691 113 6 Jul 2022 647th arjanadriaanse 🇳🇱 690 78 127ms 10 Feb 2022 647th tobeannouncd 690 78 1,467ms 8 Jan 2024 649th MeWhenI 🇻🇦 689 73 4ms 10 Oct 2023 650th emgordon154 689 85 3ms 24 Dec 2021 651st Shanethegamer 🇺🇸 689 111 27 days ago 651st snoozingnewt 🇺🇸 689 111 539ms 8 days ago 653rd MeWhenI 🇻🇦 688 56 2ms 4 Nov 2022 654th o0lit3 🇺🇸 687 45 14ms 4 May 2021 655th JunkIce 687 70 421ms 3 Dec 2024 656th msbranicky 684 83 4ms 4 Aug 2023 657th Naruyoko 683 60 13 Aug 2023 657th two-bad 🇬🇧 683 60 15 Feb 2024 657th emgordon154 683 60 6 May 2025 657th Yax42 🇫🇷 683 60 9 Sep 2025 661st potato-jackson 683 75 11ms 10 Sep 2021 661st osmith93 683 75 19ms 14 Jun 2022 661st aksyristos 683 75 43ms 18 Jan 2023 661st celiendonze 🇨🇭 683 75 14ms 11 Apr 2023 661st programjames 683 75 55ms 3 Feb 2024 661st bob-th 683 75 20ms 26 Jul 2024 661st fkantelberg 683 75 41ms 22 Jul 2025 668th kkoenig 683 138 253ms 4 Jan 2024 669th albanian-laundromat 683 248 16ms 18 Sep 2025 670th Shanethegamer 🇺🇸 680 30 3ms 5 Nov 2023 670th MeWhenI 🇻🇦 680 30 3ms 6 Nov 2023 672nd scpchicken 🇵🇼 677 48 8 Jan 2023 673rd Shanethegamer 🇺🇸 677 107 374ms 27 May 2022 674th 77Tigers 674 76 45ms 27 May 2021 674th kyleclaassen 674 76 25ms 9 Feb 2022 First Prev 601–675 of 1,735 Next Last