Diamonds in all languages in bytes. 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 Bytes Time Submitted 520th Keegan-T 🇨🇦 699 94 9ms 22 Apr 2025 527th Euler-37 699 106 42ms 4 Jun 2023 528th Yewzir 🇧🇪 698 221 1,614ms 4 days ago 529th pilaf 🇦🇷 696 74 34ms 8 Apr 2022 529th sisyphus-ppcg 🇦🇺 696 74 32ms 18 Oct 2023 531st trinityy-7 696 104 8ms 22 Jul 2025 532nd MeWhenI 🇻🇦 696 111 1ms 13 Aug 2024 533rd steffan-polygolf 693 89 580ms 7 Mar 2024 534th tomtheisen 🇺🇸 692 95 10ms 4 Dec 2019 534th jiaminglimjm 🇲🇾 692 95 10ms 29 Feb 2020 534th Yewzir 🇧🇪 692 95 10ms 14 Apr 2023 534th NanduBC 692 95 10ms 6 Sep 2024 534th EnTerr 692 95 10ms 15 Sep 2024 534th wuduculfre 692 95 9ms 21 Jul 2025 540th retrohun 691 85 2ms 25 Aug 2024 541st Attero 🇸🇪 690 112 2ms 28 May 2020 541st keelimeguy 🇺🇸 690 112 3ms 4 Nov 2023 543rd anastos 690 114 171ms 23 Jul 2018 543rd DanielVenable 690 114 129ms 26 Mar 2025 545th drabart 🇵🇱 690 133 2,281ms 17 Nov 2023 546th lynn 688 48 33ms 9 May 2021 547th MeWhenI 🇻🇦 688 84 345ms 14 Feb 2023 548th Shanethegamer 🇺🇸 688 114 104ms 10 Dec 2022 549th tdkkdt 🇷🇺 688 125 383ms 21 Nov 2021 550th yzzyx 688 156 258ms 21 Apr 2020 551st jared-hughes 687 75 34ms 12 Oct 2022 552nd DestyNova 🇮🇪 687 96 992ms 13 Aug 2022 553rd b-jam 685 96 10ms 7 Dec 2019 553rd Attero 🇸🇪 685 96 10ms 5 Oct 2020 553rd ragmani 685 96 10ms 18 Dec 2020 556th MichalMarsalek 🇨🇿 685 184 2ms 2 Apr 2022 557th sean-niemann 🇺🇸 684 113 2ms 5 Jan 2022 557th Heathcorp 🇦🇺 684 113 2ms 25 Oct 2022 557th snoozingnewt 🇺🇸 684 113 2ms 23 Sep 2023 557th madex 🇩🇪 684 113 2ms 9 Jul 2024 557th LostSyntax21 🇬🇧 684 113 2ms 2 Dec 2024 557th LvLError 684 113 2ms 29 May 2025 557th Lv0Sys 🇵🇱 684 113 2ms 30 May 2025 564th cbrt-x 684 115 126ms 4 Oct 2023 565th sean-niemann 🇺🇸 684 134 363ms 4 Jan 2022 565th keelimeguy 🇺🇸 684 134 372ms 4 Nov 2023 567th verticallity 684 137 154ms 6 Apr 2022 568th emplv 🇱🇻 683 93 4ms 3 Oct 2023 569th janbehrens 🇩🇪 683 106 9ms 20 Jul 2022 569th DialFrost 🇸🇬 683 106 8ms 5 Oct 2023 571st bendiscz 683 157 254ms 18 Apr 2020 572nd steffan-polygolf 682 116 253ms 7 Mar 2024 573rd pilaf 🇦🇷 680 97 1,122ms 6 Apr 2022 573rd Andriamanitra 🇫🇮 680 97 1,105ms 2 Jan 2024 575th jacobly0 🇺🇸 680 227 1,678ms 22 Apr 2024 576th elgan65536 679 138 135ms 22 Oct 2023 577th KatieLG 🇬🇧 678 91 342ms 3 Aug 2025 578th davitf 678 97 9ms 6 Jul 2020 578th mokymok 🇺🇸 678 97 9ms 17 Nov 2021 578th jdw1023 678 97 10ms 26 Apr 2022 578th Bubbler-4 678 97 10ms 2 Nov 2022 578th rollershutter 678 97 9ms 30 Jan 2024 578th Powerroff 678 97 9ms 4 May 2024 578th plcc0 678 97 10ms 5 Mar 2025 578th emgordon154 678 97 10ms 7 Jun 2025 586th RockOfStone 678 120 2ms 9 Mar 2024 587th janbehrens 🇩🇪 677 127 348ms 17 Apr 2025 587th MeWhenI 🇻🇦 677 127 376ms 19 Jun 2025 589th prplz 🇦🇺 677 137 522ms 20 Oct 2020 590th lukegustafson 🇺🇸 676 107 12ms 24 Jun 2024 591st MeWhenI 🇻🇦 674 110 47ms 29 Apr 2025 592nd AlephSquirrel 673 49 41ms 28 Jul 2022 592nd Natanaelel 🇸🇪 673 49 3ms 20 Jul 2023 592nd lifthrasiir 🇰🇷 673 49 2ms 28 Nov 2024 595th cake287 673 117 127ms 15 Jan 2023 596th Phil-RGOMEGA 672 121 2ms 31 May 2023 597th Shanethegamer 🇺🇸 672 138 99ms 29 Apr 2022 598th Feniske 🇫🇷 671 72 211ms 10 Nov 2023 599th Indivicivet 671 98 9ms 11 Mar 2021 599th IshanPanpaliya 671 98 10ms 6 Oct 2022 First Prev 526–600 of 2,386 Next Last
