Inventory 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 596th CLOStrophobic 🇮🇹 758 65 11ms 31 Jan 2025 596th JunkIce 758 65 16ms 13 Feb 2025 596th TheZwierzLF 🇵🇱 758 65 35ms 27 May 2025 596th rucin93 🇵🇱 758 65 23ms 31 May 2025 605th MeWhenI 🇻🇦 757 53 2ms 10 Feb 2023 606th RedzGoose 🇦🇺 755 62 500ms 10 Sep 2024 607th ovs-code 🇩🇪 755 65 81ms 19 Sep 2023 608th KatieLG 🇬🇧 753 48 38ms 1 Sep 2024 609th yeminghan2021 749 102 62ms 1 Feb 2025 610th Natanaelel 🇸🇪 748 36 130ms 20 Feb 2023 611th jared-hughes 748 50 9ms 22 Nov 2022 612th bac0id 748 66 10ms 30 Jun 2024 612th CaedenHarper 🇨🇦 748 66 10ms 23 Aug 2025 612th snoozingnewt 🇺🇸 748 66 10ms 13 Oct 2025 612th iczelia 🇩🇪 748 66 10ms 21 days ago 616th mdnestor 747 66 39ms 23 Dec 2022 616th jared-hughes 747 66 14ms 16 Mar 2023 616th fgrosshans 🇫🇷 747 66 45ms 14 Jul 2024 616th codingisgreatbutiamnot 747 66 44ms 9 Aug 2024 616th hellwue 747 66 41ms 4 Sep 2024 616th iczelia 🇩🇪 747 66 31ms 21 days ago 622nd msbranicky 747 74 3ms 10 Oct 2023 623rd blaztoma 🇱🇹 743 54 2ms 2 Sep 2025 624th Babafaba 741 78 2ms 14 Oct 2025 625th MichalMarsalek 🇨🇿 741 89 354ms 20 Nov 2022 626th snoozingnewt 🇺🇸 739 84 2ms 13 Oct 2025 627th anter69 🇭🇺 737 49 45ms 9 Feb 2023 628th rucin93 🇵🇱 736 53 134ms 6 Dec 2024 629th vishwathg 736 67 34ms 4 Feb 2023 629th Yewzir 🇧🇪 736 67 16ms 7 Feb 2024 629th wh3n3v3r 🇨🇿 736 67 19ms 14 Nov 2024 629th jamesthekee 736 67 19ms 25 Jan 2025 633rd klixel 🇨🇦 735 104 368ms 17 Oct 2024 634th MeWhenI 🇻🇦 735 197 13ms 1 Aug 2023 635th JRaspass 🇬🇧 734 44 3ms 20 Nov 2022 636th frankgraziano 733 51 140ms 27 Feb 2025 637th blaztoma 🇱🇹 733 90 2,950ms 2 Sep 2025 638th edsrzf 🇳🇿 732 81 25ms 17 Jan 2025 639th namelessiw 731 64 435ms 5 Mar 2024 639th rucin93 🇵🇱 731 64 409ms 31 May 2025 641st Shanethegamer 🇺🇸 730 55 4ms 22 Nov 2022 641st snoozingnewt 🇺🇸 730 55 2ms 13 Oct 2025 643rd blaztoma 🇱🇹 728 89 107ms 17 Aug 2025 644th msbranicky 728 103 343ms 10 Jan 2024 645th MeWhenI 🇻🇦 728 129 27ms 5 Jun 2023 646th blaztoma 🇱🇹 727 70 89ms 17 Aug 2025 647th ovs-code 🇩🇪 726 95 38ms 2 Jul 2024 648th MichalMarsalek 🇨🇿 725 68 24ms 20 Nov 2022 648th jmerle 🇳🇱 725 68 30ms 11 Jul 2023 650th emgordon154 725 91 3,201ms 28 Oct 2024 651st TFeld00 🇩🇰 723 50 41ms 3 Sep 2024 651st emgordon154 723 50 41ms 18 Nov 2024 653rd KatieLG 🇬🇧 723 53 948ms 3 Jan 2024 654th Shanethegamer 🇺🇸 722 86 8ms 23 Nov 2022 654th blaztoma 🇱🇹 722 86 2ms 2 Sep 2025 656th MeWhenI 🇻🇦 721 92 17ms 21 May 2023 657th annaproxy 721 106 54ms 23 Jan 2023 657th Babafaba 721 106 1,803ms 14 Oct 2025 659th angel-p57 🇯🇵 721 236 6ms 7 Dec 2023 660th Shanethegamer 🇺🇸 720 57 256ms 19 Nov 2022 661st Stockoh 🇫🇷 720 65 449ms 24 Jun 2024 661st JunkIce 720 65 422ms 13 Feb 2025 663rd Shanethegamer 🇺🇸 716 77 125ms 22 Nov 2022 664th andre-lameirinhas 🇵🇹 714 69 16ms 23 Feb 2023 664th jtaxen 714 69 24ms 30 Mar 2024 664th FranklinJiaChen 714 69 42ms 5 Aug 2024 667th Irratix 🇳🇱 714 81 2ms 11 Dec 2022 668th snoozingnewt 🇺🇸 714 133 259ms 13 Oct 2025 669th kg583 🇺🇸 712 73 26ms 27 Dec 2024 669th CLOStrophobic 🇮🇹 712 73 26ms 18 Feb 2025 671st MeWhenI 🇻🇦 711 118 1,271ms 14 Jun 2023 672nd anter69 🇭🇺 710 54 971ms 24 Feb 2023 673rd blaztoma 🇱🇹 710 121 150ms 2 Sep 2025 674th edsrzf 🇳🇿 709 93 361ms 20 Jun 2025 675th SirBogman 🇺🇸 708 38 200ms 20 Nov 2022 First Prev 601–675 of 1,575 Next Last