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 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 376th rak1507 🇬🇧 746 43 2ms 21 Feb 2022 377th inventshah 746 122 446ms 17 Dec 2022 377th Alex-x90 🇺🇸 746 122 423ms 15 Feb 2023 379th ovs-code 🇩🇪 745 61 36ms 9 May 2023 379th janlelis 745 61 36ms 21 Sep 2024 381st prplz 🇦🇺 745 64 218ms 28 Dec 2021 382nd lynn 745 104 103ms 18 May 2021 383rd CLOStrophobic 🇮🇹 745 124 7ms 23 Apr 2025 384th sisyphus-ppcg 🇦🇺 743 35 40ms 24 Jul 2022 384th GrayJoKing 🇦🇺 743 35 36ms 6 Aug 2022 384th MeWhenI 🇻🇦 743 35 42ms 25 Aug 2022 387th bizy-coder 743 70 472ms 15 Jan 2024 388th MeWhenI 🇻🇦 743 85 4ms 17 Feb 2025 389th yzhs 🇩🇪 742 74 10ms 25 Oct 2020 389th Seek64 🇩🇪 742 74 10ms 10 Oct 2024 389th Artemis21 🇬🇧 742 74 10ms 10 Jan 2025 389th plcc0 742 74 12ms 3 Mar 2025 389th davecame 742 74 19ms 2 hours ago 394th MeWhenI 🇻🇦 742 122 47ms 13 Feb 2025 395th codereport 🇨🇦 741 77 484ms 17 Apr 2025 396th rambox11 741 97 8ms 8 Dec 2019 396th lukegustafson 🇺🇸 741 97 10ms 27 Jun 2024 398th albanian-laundromat 741 253 1,016ms 4 days ago 399th nwellnhof 🇩🇪 737 52 3ms 22 May 2022 400th rucin93 🇵🇱 736 97 2ms 23 Apr 2025 401st the-zammers 736 106 136ms 10 Nov 2023 401st YAJUE114514 736 106 155ms 30 Jul 2025 403rd billings7 🇬🇧 735 116 364ms 21 Nov 2021 404th m-tkach 🇺🇦 735 147 27ms 16 May 2022 405th Steffan153 🇫🇮 734 139 28ms 27 Dec 2022 406th SirBogman 🇺🇸 733 62 35ms 23 May 2022 407th KatieLG 🇬🇧 732 71 408ms 17 days ago 408th leon-w 732 75 11ms 12 Jul 2019 408th emgordon154 732 75 15ms 1 Aug 2024 408th 5quiwyrm 732 75 11ms 12 Nov 2024 408th CornerMercury 🇬🇧 732 75 15ms 14 Feb 2025 408th snoozingnewt 🇺🇸 732 75 11ms 25 days ago 413th zacjl 730 105 3ms 10 Nov 2023 414th HolmDev 729 107 147ms 4 Sep 2025 415th hemphen 729 117 351ms 26 Sep 2022 415th Yax42 🇫🇷 729 117 385ms 15 Jun 2025 415th namelessiw 729 117 355ms 19 Jun 2025 418th stefangimmillaro 729 135 452ms 17 days ago 419th GrayJoKing 🇦🇺 729 140 26ms 6 Jan 2023 420th jwhear 🇺🇸 728 209 1,875ms 1 Oct 2024 421st BambooleanLogic 🇸🇪 726 99 9ms 5 Dec 2022 421st tayloia 🇬🇧 726 99 9ms 16 May 2023 423rd NickTheEASDude 🇺🇸 726 111 2ms 29 Jan 2025 424th andersk 🇺🇸 725 92 3ms 21 Mar 2020 425th emgordon154 724 117 4ms 28 Dec 2024 426th jared-hughes 723 106 3ms 3 Nov 2023 426th qwertyuiop3 🇷🇺 723 106 2ms 29 May 2025 428th iakolzin 723 126 1,032ms 26 May 2022 429th kaascevich 723 127 134ms 24 Jul 2025 430th GolfingSuccess 🇬🇷 722 36 40ms 1 Sep 2022 430th betaveros 722 36 40ms 5 Jan 2023 432nd Yewzir 🇧🇪 722 72 411ms 15 Jan 2024 432nd albanian-laundromat 722 72 471ms 12 Sep 2025 434th fkantelberg 722 76 13ms 11 Jul 2025 435th btnlq 722 79 2ms 16 Nov 2022 436th rak1507 🇬🇧 722 108 167ms 23 Sep 2021 437th inventshah 721 80 2ms 8 Sep 2022 438th elisherer 🇮🇱 719 100 8ms 20 Apr 2019 438th Naruyoko 719 100 11ms 3 Mar 2023 438th emgordon154 719 100 10ms 6 Sep 2024 441st JRaspass 🇬🇧 718 51 139ms 3 Apr 2022 442nd MeWhenI 🇻🇦 718 109 44ms 26 Aug 2023 442nd albanian-laundromat 718 109 43ms 19 Aug 2025 444th Gaddy 🇫🇷 717 119 369ms 12 May 2022 445th Reconcyl 715 109 112ms 5 Jan 2019 445th RussellEmerine 715 109 130ms 27 Feb 2020 447th emgordon154 715 130 183ms 14 Mar 2025 448th SirBogman 🇺🇸 714 51 35ms 13 Nov 2022 449th GrayJoKing 🇦🇺 713 45 2ms 12 Feb 2022 450th RYNO8 713 77 14ms 26 Aug 2021 First Prev 376–450 of 2,336 Next Last