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 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 Chars Time Submitted 601st Steffan153 🇫🇮 643 153 326ms 16 Feb 2023 602nd Yewzir 🇧🇪 642 112 8ms 20 Apr 2023 602nd Mabeloid 🇳🇴 642 112 8ms 26 Oct 2024 604th postie77 642 133 346ms 5 May 2023 605th emgordon154 641 50 2ms 26 days ago 606th Natanaelel 🇸🇪 640 71 35ms 9 Aug 2021 606th olivermrose 🇺🇸 640 71 45ms 25 Sep 2021 608th angel-p57 🇯🇵 639 196 2ms 23 Nov 2023 609th edre 638 86 17ms 7 Jun 2018 610th adamnielson42 🇺🇸 638 99 6ms 20 Nov 2023 611th stefangimmillaro 638 167 265ms 13 Dec 2024 612th iznax 637 113 8ms 2 Jul 2020 612th Salutations45 637 113 9ms 22 Nov 2024 614th rvdnieuwendijk 🇳🇱 636 75 208ms 14 Jul 2020 615th MobDev-Hobby 634 41 42ms 9 Jan 2024 616th HumanoidCPU 634 82 430ms 9 May 2025 617th mossr 🇺🇸 634 90 355ms 24 Feb 2021 618th DialFrost 🇸🇬 634 99 4ms 8 Dec 2023 619th ovs-code 🇩🇪 634 102 3ms 7 Feb 2023 620th BrMorrison 634 123 125ms 6 Nov 2023 621st rifatx 632 135 416ms 6 Jul 2024 622nd csharpython 631 72 31ms 28 Aug 2025 623rd jeff-at-tamer-dot-codes 🇺🇸 631 87 11ms 6 Jun 2023 624th Shanethegamer 🇺🇸 631 124 53ms 13 Jun 2022 625th yanjs 629 124 143ms 23 Jan 2022 625th strout 629 124 139ms 17 Aug 2022 627th bobbogomip 628 61 3ms 7 Nov 2018 628th Meowsan91 🇨🇿 628 136 351ms 21 Nov 2021 629th janbehrens 🇩🇪 628 145 57ms 20 Nov 2022 630th annaproxy 626 83 556ms 21 Jan 2024 631st frobinsonj 626 115 9ms 28 Jun 2018 631st draxler-h 626 115 9ms 13 Jan 2023 631st xyangst 626 115 9ms 28 Sep 2024 631st LukeBridges 🇬🇧 626 115 9ms 1 Oct 2024 635th AlephSquirrel 626 142 40ms 21 Mar 2025 636th green-beans 624 88 10ms 30 Jan 2021 636th zacjl 624 88 22ms 20 Sep 2024 636th wh3n3v3r 🇨🇿 624 88 10ms 13 Nov 2024 636th JunkIce 624 88 11ms 19 Jan 2025 636th Bulmenisaurus 624 88 21ms 7 Jul 2025 641st GrayJoKing 🇦🇺 624 149 149ms 27 days ago 642nd FlyingPenguin223 623 73 42ms 7 Nov 2023 642nd DialFrost 🇸🇬 623 73 32ms 2 Jun 2024 644th janbehrens 🇩🇪 621 145 477ms 24 Mar 2022 645th didion0 🇺🇸 620 116 8ms 31 Jan 2022 645th fitzdotlol 🇺🇸 620 116 9ms 28 Mar 2022 647th annaproxy 619 126 184ms 15 Apr 2022 648th jared-hughes 619 147 394ms 24 Jun 2022 649th Shanethegamer 🇺🇸 619 159 341ms 25 Sep 2025 650th DialFrost 🇸🇬 618 85 5ms 12 Aug 2024 651st lostMia 617 89 10ms 17 Jun 2023 651st jatloe 617 89 15ms 26 Aug 2024 653rd Shanethegamer 🇺🇸 616 127 119ms 28 Apr 2022 654th MeWhenI 🇻🇦 615 126 127ms 17 Nov 2022 655th pilaf 🇦🇷 614 74 34ms 8 Apr 2022 655th sisyphus-ppcg 🇦🇺 614 74 32ms 18 Oct 2023 655th KatieLG 🇬🇧 614 74 36ms 2 Oct 2025 658th Ripick 613 93 317ms 24 Jun 2025 659th ZakkkkAttackkkk 🇵🇭 613 125 2ms 15 Dec 2021 659th janbehrens 🇩🇪 613 125 3ms 20 Jul 2022 661st AlephSquirrel 612 85 545ms 22 Jan 2024 662nd ian-h-chamberlain 🇺🇸 612 152 136ms 18 Jul 2022 663rd Herbert00709 🇵🇱 611 149 59ms 10 Mar 2024 664th jared-hughes 610 90 11ms 7 Oct 2021 664th LogicalJoe 610 90 11ms 29 Sep 2022 664th AlephSquirrel 610 90 15ms 3 Dec 2022 664th inventshah 610 90 11ms 24 Sep 2023 664th KasperKivimaeki 🇫🇮 610 90 12ms 12 Jul 2025 664th LHuitre 610 90 10ms 1 Sep 2025 670th JDiLenarda 🇫🇷 609 129 1,274ms 2 Nov 2020 671st guliyevemil1 🇦🇿 609 175 256ms 30 Jan 2021 672nd JRaspass 🇬🇧 608 63 3ms 3 Apr 2022 673rd jared-hughes 606 75 34ms 12 Oct 2022 674th rgthree 605 119 10ms 5 Sep 2023 675th neihousaigaai 604 127 3ms 5 Apr 2021 First Prev 601–675 of 2,365 Next Last