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 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 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 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 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 751st UnderKoen 🇳🇱 556 259 29 Jan 2024 752nd c0d3-4-F00d 🇩🇪 555 138 8 Feb 2022 753rd Waffle3z 554 82 17 Oct 2020 753rd AgentIvan 🇺🇦 554 82 28 Jan 2021 755th juliansiebert 🇩🇪 554 86 23 Jul 2022 755th krcs 🇵🇱 554 86 15 Oct 2024 757th drew-loukusa 554 99 26 May 2020 757th Secozzi 554 99 20 Oct 2020 757th seanshpark 554 99 18 Dec 2020 757th soalyer 554 99 9 Nov 2021 757th CodyMiner 554 99 14 Nov 2021 757th MichalMarsalek 🇨🇿 554 99 23 Oct 2022 757th logvp 554 99 6 Oct 2024 764th Nico-Kasz 554 228 12 Apr 2022 765th MeWhenI 🇻🇦 553 58 4 Feb 2022 766th Shanethegamer 🇺🇸 553 95 16 Aug 2024 767th Kloppermand 🇩🇰 553 153 6 Jan 2023 768th FEZfan 🇦🇺 552 94 25 days ago 769th shuding 552 130 6 May 2020 769th Andrey-Plotnikov 552 130 21 Aug 2023 769th dokutan 552 130 20 Apr 2025 772nd klixel 🇨🇦 550 169 9 Jun 2023 773rd PiterAnnema 549 100 23 Mar 2022 773rd neihousaigaai 549 100 17 Apr 2022 773rd Heathcorp 🇦🇺 549 100 2 Dec 2022 773rd aksyristos 549 100 2 Feb 2023 773rd snoozingnewt 🇺🇸 549 100 23 Sep 2023 773rd madex 🇩🇪 549 100 9 Jul 2024 773rd LostSyntax21 🇬🇧 549 100 2 Dec 2024 773rd Pyroan 549 100 21 Feb 2025 773rd xX0T1Xx 549 100 22 Apr 2025 782nd Yewzir 🇧🇪 547 144 28 Mar 2024 783rd mcreenan 546 67 20 Jun 2018 784th akusumoto 🇯🇵 546 170 6 Apr 2022 785th Yewzir 🇧🇪 546 231 28 Apr 2023 786th Natanaelel 🇸🇪 544 132 11 May 2022 786th CallanMcNulty 544 132 30 Sep 2022 786th aksyristos 544 132 28 Dec 2022 789th Irratix 🇳🇱 544 167 3 Jan 2022 790th NewDefectus 🇮🇱 543 101 21 Apr 2021 790th eddvrs 543 101 20 Aug 2022 790th commandblockguy 🇺🇸 543 101 29 Sep 2022 790th benson-z 543 101 6 Dec 2024 794th Herbert00709 🇵🇱 543 141 8 Jun 2024 795th joelgduggan 543 156 21 Nov 2021 795th Andriamanitra 🇫🇮 543 156 13 Jun 2024 797th vibdev 540 133 26 Aug 2021 798th MeWhenI 🇻🇦 540 188 7 Jun 2023 799th Jandoife 539 142 9 Dec 2022 800th aliakseikalosha 539 157 22 Oct 2024 801st scpchicken 🇵🇼 538 102 26 Mar 2022 801st mdnestor 538 102 27 Dec 2022 801st FranklinJiaChen 538 102 19 Jul 2024 801st BoBz200 538 102 9 Nov 2024 805th mousetail 🇳🇱 536 118 22 Oct 2024 806th eranws 536 134 16 Oct 2022 807th n8pjl 536 143 29 Oct 2023 808th Shanethegamer 🇺🇸 536 158 9 Apr 2025 809th KevinMarquette 🇺🇸 535 89 5 Jun 2020 809th TimCurwick 🇺🇸 535 89 27 Jan 2021 809th JPRuskin 🇬🇧 535 89 1 May 2024 812th MichalMarsalek 🇨🇿 535 97 21 Jan 2024 813th KatieLG 🇬🇧 535 171 15 Jan 2023 814th MeWhenI 🇻🇦 534 170 14 Nov 2022 815th P-Quentin 🇫🇷 533 103 11 Aug 2022 815th Alex-x90 🇺🇸 533 103 25 Oct 2023 815th Bmrl7 533 103 3 Mar 2024 815th souta-1326 533 103 26 Mar 2025 819th bizy-coder 533 235 20 Jan 2024 820th igmcdowell 532 135 12 Jan 2022 821st AlephSquirrel 531 49 28 Jul 2022 822nd aalanso 531 171 18 Nov 2023 823rd Shanethegamer 🇺🇸 531 174 4 Oct 2024 824th Natanaelel 🇸🇪 530 69 29 Apr 2022 825th frankgraziano 529 126 13 Mar 2025 Prev 751–825 of 2,158 Next