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 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 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 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 825th neihousaigaai 549 100 13ms 17 Apr 2022 825th Heathcorp 🇦🇺 549 100 11ms 2 Dec 2022 825th aksyristos 549 100 11ms 2 Feb 2023 825th madex 🇩🇪 549 100 14ms 9 Jul 2024 825th LostSyntax21 🇬🇧 549 100 11ms 2 Dec 2024 825th Pyroan 549 100 13ms 21 Feb 2025 825th evan18c 549 100 12ms 22 Apr 2025 825th LvLError 549 100 10ms 29 May 2025 825th Lv0Sys 🇵🇱 549 100 10ms 30 May 2025 825th Flekay 🇩🇪 549 100 14ms 10 Jul 2025 825th vgamula 🇺🇦 549 100 10ms 5 Aug 2025 837th Yewzir 🇧🇪 547 144 127ms 28 Mar 2024 838th joelgduggan 547 156 344ms 21 Nov 2021 839th akusumoto 🇯🇵 547 170 155ms 6 Apr 2022 840th mcreenan 546 67 141ms 20 Jun 2018 841st Natanaelel 🇸🇪 545 132 13ms 11 May 2022 841st CallanMcNulty 545 132 9ms 30 Sep 2022 841st aksyristos 545 132 9ms 28 Dec 2022 844th Andriamanitra 🇫🇮 545 156 4ms 13 Jun 2024 845th Irratix 🇳🇱 545 167 388ms 3 Jan 2022 846th Herbert00709 🇵🇱 544 141 2ms 8 Jun 2024 847th aliakseikalosha 544 157 349ms 22 Oct 2024 848th NewDefectus 🇮🇱 543 101 12ms 21 Apr 2021 848th eddvrs 543 101 10ms 20 Aug 2022 848th commandblockguy 🇺🇸 543 101 10ms 29 Sep 2022 848th benson-z 543 101 11ms 6 Dec 2024 852nd MeWhenI 🇻🇦 543 188 26ms 7 Jun 2023 853rd vibdev 541 133 10ms 26 Aug 2021 854th Jandoife 540 142 3ms 9 Dec 2022 855th Shanethegamer 🇺🇸 540 158 356ms 9 Apr 2025 856th Ashray-g 🇺🇸 540 182 370ms 1 Sep 2023 857th scpchicken 🇵🇼 538 102 10ms 26 Mar 2022 857th mdnestor 538 102 12ms 27 Dec 2022 857th FranklinJiaChen 538 102 10ms 19 Jul 2024 857th BoBz200 538 102 11ms 9 Nov 2024 861st h3ra993huskp 🇯🇵 538 183 458ms 9 Oct 2023 862nd eranws 537 134 9ms 16 Oct 2022 862nd bremersj 537 134 8ms 14 days ago 864th arctouch-cristiannevianna 537 159 363ms 4 Mar 2024 865th KatieLG 🇬🇧 537 171 104ms 15 Jan 2023 866th KevinMarquette 🇺🇸 536 89 209ms 5 Jun 2020 866th TimCurwick 🇺🇸 536 89 198ms 27 Jan 2021 866th JPRuskin 🇬🇧 536 89 211ms 1 May 2024 869th MichalMarsalek 🇨🇿 536 97 445ms 21 Jan 2024 870th mousetail 🇳🇱 536 118 6ms 22 Oct 2024 871st n8pjl 536 143 2ms 29 Oct 2023 872nd MeWhenI 🇻🇦 536 170 377ms 14 Nov 2022 873rd P-Quentin 🇫🇷 533 103 11ms 11 Aug 2022 873rd Alex-x90 🇺🇸 533 103 10ms 25 Oct 2023 873rd Bmrl7 533 103 9ms 3 Mar 2024 873rd souta-1326 533 103 10ms 26 Mar 2025 873rd wobblybits 533 103 12ms 15 Aug 2025 878th igmcdowell 533 135 11ms 12 Jan 2022 879th ericlangedijk 🇸🇮 533 160 308ms 22 May 2023 880th bizy-coder 533 235 2ms 20 Jan 2024 881st aalanso 532 171 2,256ms 18 Nov 2023 882nd AlephSquirrel 531 49 41ms 28 Jul 2022 883rd Shanethegamer 🇺🇸 531 174 15ms 4 Oct 2024 884th Natanaelel 🇸🇪 530 69 151ms 29 Apr 2022 885th frankgraziano 529 126 5ms 13 Mar 2025 886th Garklein 🇨🇦 529 136 9ms 7 Jan 2022 886th zakariamouhid 529 136 12ms 10 Jan 2023 888th AkashTandon167 529 145 2ms 25 Nov 2019 888th funnyboy-roks 529 145 2ms 14 Jun 2024 890th didroe 528 86 38ms 7 Nov 2024 891st hoodadam 528 104 11ms 14 Jun 2019 891st stordev 528 104 11ms 26 Feb 2021 891st FortuiteMan 🇫🇷 528 104 12ms 10 Sep 2023 891st ahmetdemirag 🇨🇾 528 104 9ms 21 Jun 2024 891st comp0zr 528 104 9ms 10 Oct 2024 896th chunes3 🇺🇸 526 134 78ms 19 Sep 2023 897th Yewzir 🇧🇪 526 187 491ms 2 Oct 2025 898th commandblockguy 🇺🇸 525 99 919ms 15 Jan 2024 899th tomh1012 525 137 12ms 1 Oct 2020 899th stefangabos 🇷🇴 525 137 11ms 30 Aug 2023 First Prev 826–900 of 2,357 Next Last