Diamonds 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 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 Snake Sphenic Numbers Trinomial Triangle 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 376th rak1507 🇬🇧 746 43 21 Feb 2022 377th ovs-code 🇩🇪 745 61 9 May 2023 377th janlelis 745 61 21 Sep 2024 379th prplz 🇦🇺 745 64 28 Dec 2021 380th lynn 745 104 18 May 2021 381st inventshah 745 122 17 Dec 2022 381st Alex-x90 🇺🇸 745 122 15 Feb 2023 383rd CLOStrophobic 🇮🇹 745 124 23 Apr 2025 384th sisyphus-ppcg 🇦🇺 743 35 24 Jul 2022 384th GrayJoKing 🇦🇺 743 35 6 Aug 2022 384th MeWhenI 🇻🇦 743 35 25 Aug 2022 387th MeWhenI 🇻🇦 743 85 17 Feb 2025 388th bizy-coder 742 70 15 Jan 2024 389th yzhs 🇩🇪 742 74 25 Oct 2020 389th Seek64 🇩🇪 742 74 10 Oct 2024 389th Artemis21 🇬🇧 742 74 10 Jan 2025 389th plcc0 742 74 3 Mar 2025 393rd MeWhenI 🇻🇦 742 122 13 Feb 2025 394th codereport 🇨🇦 741 77 17 Apr 2025 395th rambox11 741 97 8 Dec 2019 395th lukegustafson 🇺🇸 741 97 27 Jun 2024 397th primo-ppcg 🇹🇭 740 199 9 Sep 2023 398th janbehrens 🇩🇪 738 171 20 Jul 2022 399th nwellnhof 🇩🇪 736 52 22 May 2022 400th rucin93 🇵🇱 736 97 23 Apr 2025 401st the-zammers 736 106 10 Nov 2023 401st YAJUE114514 736 106 30 Jul 2025 403rd billings7 🇬🇧 735 116 21 Nov 2021 404th m-tkach 🇺🇦 735 147 16 May 2022 405th stefangimmillaro 734 172 28 Apr 2023 406th SirBogman 🇺🇸 733 62 23 May 2022 407th leon-w 732 75 12 Jul 2019 407th KatieLG 🇬🇧 732 75 29 Jul 2024 407th emgordon154 732 75 1 Aug 2024 407th 5quiwyrm 732 75 12 Nov 2024 407th CornerMercury 🇬🇧 732 75 14 Feb 2025 412th Steffan153 🇫🇮 732 139 27 Dec 2022 413th zacjl 730 105 10 Nov 2023 414th targrik 729 86 17 days ago 415th HolmDev 729 107 36 hours ago 416th hemphen 729 117 26 Sep 2022 416th Yax42 🇫🇷 729 117 15 Jun 2025 416th namelessiw 729 117 19 Jun 2025 419th GrayJoKing 🇦🇺 727 140 6 Jan 2023 420th BambooleanLogic 🇸🇪 726 99 5 Dec 2022 420th tayloia 🇬🇧 726 99 16 May 2023 422nd NickTheEASDude 🇺🇸 726 111 29 Jan 2025 423rd andersk 🇺🇸 725 92 21 Mar 2020 424th emgordon154 724 117 28 Dec 2024 425th jared-hughes 723 106 3 Nov 2023 425th qwertyuiop3 🇷🇺 723 106 29 May 2025 427th kaascevich 723 127 24 Jul 2025 428th GolfingSuccess 🇬🇷 722 36 1 Sep 2022 428th betaveros 722 36 5 Jan 2023 430th fkantelberg 722 76 11 Jul 2025 431st rak1507 🇬🇧 722 108 23 Sep 2021 432nd iakolzin 722 126 26 May 2022 433rd Yewzir 🇧🇪 721 72 15 Jan 2024 434th btnlq 721 79 16 Nov 2022 435th inventshah 721 80 8 Sep 2022 436th elisherer 🇮🇱 719 100 20 Apr 2019 436th Naruyoko 719 100 3 Mar 2023 436th emgordon154 719 100 6 Sep 2024 439th MeWhenI 🇻🇦 718 109 26 Aug 2023 439th albanian-laundromat 718 109 17 days ago 441st JRaspass 🇬🇧 717 51 3 Apr 2022 442nd Gaddy 🇫🇷 717 119 12 May 2022 443rd neihousaigaai 717 176 30 Apr 2021 444th Reconcyl 715 109 5 Jan 2019 444th RussellEmerine 715 109 27 Feb 2020 446th emgordon154 715 130 14 Mar 2025 447th SirBogman 🇺🇸 714 51 13 Nov 2022 448th GrayJoKing 🇦🇺 713 45 12 Feb 2022 449th RYNO8 713 77 26 Aug 2021 450th albanian-laundromat 713 89 2 days ago Prev 376–450 of 2,302 Next