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 600th IshanPanpaliya 671 98 10ms 6 Oct 2022 600th celiendonze 🇨🇭 671 98 12ms 18 Apr 2023 600th chartung17 671 98 11ms 31 Dec 2023 600th Shanethegamer 🇺🇸 671 98 11ms 24 Jan 2024 600th cardosoo 671 98 10ms 6 Oct 2024 600th Artemis21 🇬🇧 671 98 13ms 21 Dec 2024 600th andrewjc2000 671 98 10ms 2 Jul 2025 600th Nhan-TRANvan_keyloop 671 98 10ms 20 Aug 2025 600th countlpaul-dotcom 671 98 10ms 25 days ago 610th error256 671 113 284ms 28 Jun 2024 611th bzijlema 🇳🇱 671 160 269ms 30 Jan 2024 612th Yewzir 🇧🇪 670 92 622ms 4 Feb 2024 613th primo-ppcg 🇹🇭 670 117 124ms 1 May 2023 614th MeWhenI 🇻🇦 670 119 107ms 15 Oct 2022 615th aposteriorist 🇨🇦 670 136 463ms 4 Mar 2022 616th aksyristos 669 77 35ms 31 Jan 2023 616th tatzyr 🇯🇵 669 77 34ms 10 Dec 2024 618th clockworknazo 667 87 3ms 15 Nov 2022 619th kops-cg 667 118 132ms 14 Apr 2021 620th Grrisly 666 116 2ms 7 Nov 2023 621st dokutan 665 87 337ms 30 Apr 2024 622nd MateuszPietrzak 🇵🇱 665 138 2,259ms 17 Nov 2023 623rd drew-loukusa 664 99 12ms 26 May 2020 623rd Secozzi 664 99 13ms 20 Oct 2020 623rd seanshpark 664 99 10ms 18 Dec 2020 623rd soalyer 664 99 10ms 9 Nov 2021 623rd CodyMiner 664 99 10ms 14 Nov 2021 623rd MichalMarsalek 🇨🇿 664 99 13ms 23 Oct 2022 623rd logvp 664 99 11ms 6 Oct 2024 623rd BREMAUCY 🇫🇷 664 99 10ms 7 Aug 2025 631st stefangimmillaro 664 109 8ms 17 Oct 2023 631st KrausRaus 🇺🇸 664 109 9ms 13 Dec 2023 631st olleicua 🇺🇸 664 109 9ms 5 Feb 2024 631st junkondo-jp 664 109 9ms 30 Jun 2024 631st targrik 664 109 8ms 8 Jun 2025 636th MeWhenI 🇻🇦 664 152 9ms 12 Apr 2024 637th MeWhenI 🇻🇦 663 93 337ms 17 Jan 2024 637th emgordon154 663 93 465ms 7 Jun 2025 637th albanian-laundromat 663 93 581ms 5 Oct 2025 640th emgordon154 660 50 2ms 25 days ago 641st bendapootie 660 117 3ms 10 Jul 2020 642nd alexkunin 658 110 9ms 6 Jul 2019 642nd Yax42 🇫🇷 658 110 8ms 6 Sep 2025 644th minetoblend 658 133 2,078ms 9 Oct 2025 645th lukechampine 658 163 255ms 19 Apr 2020 645th MeWhenI 🇻🇦 658 163 277ms 10 Feb 2023 647th prplz 🇦🇺 657 69 140ms 22 Mar 2020 648th ZakkkkAttackkkk 🇵🇭 657 84 53ms 26 Dec 2021 649th PiterAnnema 657 100 10ms 23 Mar 2022 649th neihousaigaai 657 100 13ms 17 Apr 2022 649th Heathcorp 🇦🇺 657 100 11ms 2 Dec 2022 649th aksyristos 657 100 11ms 2 Feb 2023 649th 5quiwyrm 657 100 11ms 27 Jul 2023 649th CornerMercury 🇬🇧 657 100 10ms 6 Aug 2023 649th snoozingnewt 🇺🇸 657 100 11ms 23 Sep 2023 649th madex 🇩🇪 657 100 14ms 9 Jul 2024 649th LostSyntax21 🇬🇧 657 100 11ms 2 Dec 2024 649th Pyroan 657 100 13ms 21 Feb 2025 649th LvLError 657 100 10ms 29 May 2025 649th Lv0Sys 🇵🇱 657 100 10ms 30 May 2025 649th Flekay 🇩🇪 657 100 14ms 10 Jul 2025 649th vgamula 🇺🇦 657 100 10ms 5 Aug 2025 663rd FEZfan 🇦🇺 656 94 660ms 26 Apr 2025 664th DaCoolOne 656 124 2ms 21 Nov 2019 664th frosster 656 124 2ms 11 days ago 666th stefangimmillaro 656 131 340ms 15 Jun 2025 667th primo-ppcg 🇹🇭 656 151 336ms 25 Sep 2020 668th stefangimmillaro 655 143 155ms 29 Oct 2023 669th anter69 🇭🇺 652 79 35ms 7 Sep 2021 669th olleicua 🇺🇸 652 79 32ms 15 Jan 2024 671st alexsave 652 111 9ms 10 hours ago 672nd NewDefectus 🇮🇱 651 101 12ms 21 Apr 2021 672nd eddvrs 651 101 10ms 20 Aug 2022 672nd commandblockguy 🇺🇸 651 101 10ms 29 Sep 2022 672nd benson-z 651 101 11ms 6 Dec 2024 First Prev 601–675 of 2,379 Next Last