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 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 Bytes Time Submitted 596th cardosoo 671 98 10ms 6 Oct 2024 596th Artemis21 🇬🇧 671 98 13ms 21 Dec 2024 596th andrewjc2000 671 98 10ms 2 Jul 2025 596th Nhan-TRANvan_keyloop 671 98 10ms 20 Aug 2025 596th countlpaul-dotcom 671 98 10ms 5 days ago 606th bzijlema 🇳🇱 671 160 311ms 30 Jan 2024 607th Yewzir 🇧🇪 670 92 622ms 4 Feb 2024 608th error256 670 113 309ms 28 Jun 2024 609th primo-ppcg 🇹🇭 670 117 124ms 1 May 2023 610th MeWhenI 🇻🇦 670 119 117ms 15 Oct 2022 611th aposteriorist 🇨🇦 670 136 463ms 4 Mar 2022 612th aksyristos 669 77 35ms 31 Jan 2023 612th tatzyr 🇯🇵 669 77 34ms 10 Dec 2024 614th clockworknazo 667 87 3ms 15 Nov 2022 615th kops-cg 667 118 132ms 14 Apr 2021 616th Grrisly 666 116 2ms 7 Nov 2023 617th dokutan 665 87 337ms 30 Apr 2024 618th MateuszPietrzak 🇵🇱 665 138 2,554ms 17 Nov 2023 619th drew-loukusa 664 99 12ms 26 May 2020 619th Secozzi 664 99 13ms 20 Oct 2020 619th seanshpark 664 99 10ms 18 Dec 2020 619th soalyer 664 99 10ms 9 Nov 2021 619th CodyMiner 664 99 10ms 14 Nov 2021 619th MichalMarsalek 🇨🇿 664 99 13ms 23 Oct 2022 619th logvp 664 99 11ms 6 Oct 2024 619th BREMAUCY 🇫🇷 664 99 10ms 7 Aug 2025 627th stefangimmillaro 664 109 11ms 17 Oct 2023 627th KrausRaus 🇺🇸 664 109 9ms 13 Dec 2023 627th olleicua 🇺🇸 664 109 10ms 5 Feb 2024 627th junkondo-jp 664 109 8ms 30 Jun 2024 627th targrik 664 109 10ms 8 Jun 2025 632nd MeWhenI 🇻🇦 663 93 337ms 17 Jan 2024 632nd emgordon154 663 93 465ms 7 Jun 2025 632nd albanian-laundromat 663 93 581ms 18 days ago 635th emgordon154 660 50 3ms 5 days ago 636th bendapootie 660 117 3ms 10 Jul 2020 637th alexkunin 658 110 9ms 6 Jul 2019 637th Yax42 🇫🇷 658 110 10ms 6 Sep 2025 639th minetoblend 658 133 2,700ms 14 days ago 640th lukechampine 658 163 261ms 19 Apr 2020 640th MeWhenI 🇻🇦 658 163 260ms 10 Feb 2023 642nd prplz 🇦🇺 657 69 140ms 22 Mar 2020 643rd ZakkkkAttackkkk 🇵🇭 657 84 60ms 26 Dec 2021 644th PiterAnnema 657 100 10ms 23 Mar 2022 644th neihousaigaai 657 100 13ms 17 Apr 2022 644th Heathcorp 🇦🇺 657 100 11ms 2 Dec 2022 644th aksyristos 657 100 11ms 2 Feb 2023 644th 5quiwyrm 657 100 11ms 27 Jul 2023 644th CornerMercury 🇬🇧 657 100 10ms 6 Aug 2023 644th snoozingnewt 🇺🇸 657 100 11ms 23 Sep 2023 644th madex 🇩🇪 657 100 14ms 9 Jul 2024 644th LostSyntax21 🇬🇧 657 100 11ms 2 Dec 2024 644th Pyroan 657 100 13ms 21 Feb 2025 644th LvLError 657 100 10ms 29 May 2025 644th Lv0Sys 🇵🇱 657 100 10ms 30 May 2025 644th Flekay 🇩🇪 657 100 14ms 10 Jul 2025 644th vgamula 🇺🇦 657 100 10ms 5 Aug 2025 658th FEZfan 🇦🇺 656 94 660ms 26 Apr 2025 659th DaCoolOne 656 124 2ms 21 Nov 2019 660th stefangimmillaro 656 131 340ms 15 Jun 2025 661st primo-ppcg 🇹🇭 656 151 382ms 25 Sep 2020 662nd stefangimmillaro 655 143 152ms 29 Oct 2023 663rd anter69 🇭🇺 652 79 35ms 7 Sep 2021 663rd olleicua 🇺🇸 652 79 32ms 15 Jan 2024 665th NewDefectus 🇮🇱 651 101 12ms 21 Apr 2021 665th eddvrs 651 101 10ms 20 Aug 2022 665th commandblockguy 🇺🇸 651 101 10ms 29 Sep 2022 665th benson-z 651 101 11ms 6 Dec 2024 665th fkantelberg 651 101 13ms 11 Jul 2025 670th Shanethegamer 🇺🇸 651 125 2ms 24 Jan 2024 671st boxjelly 650 121 154ms 5 Jan 2021 672nd adamnielson42 🇺🇸 649 99 6ms 20 Nov 2023 673rd AlexDaniel 🇪🇪 648 70 209ms 22 Jun 2018 673rd Natanaelel 🇸🇪 648 70 151ms 29 Apr 2022 675th Steffan153 🇫🇮 647 153 483ms 16 Feb 2023 First Prev 601–675 of 2,353 Next Last