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 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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 Continued Fractions 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 674th commandblockguy 🇺🇸 651 101 10ms 29 Sep 2022 674th benson-z 651 101 9ms 6 Dec 2024 674th fkantelberg 651 101 10ms 11 Jul 2025 679th Shanethegamer 🇺🇸 651 125 2ms 24 Jan 2024 680th emgordon154 651 237 1,588ms 17 Sep 2025 681st boxjelly 650 121 154ms 5 Jan 2021 682nd adamnielson42 🇺🇸 649 99 6ms 20 Nov 2023 683rd AlexDaniel 🇪🇪 648 70 131ms 22 Jun 2018 683rd Natanaelel 🇸🇪 648 70 102ms 29 Apr 2022 685th SirBogman 🇺🇸 647 51 35ms 13 Nov 2022 686th Steffan153 🇫🇮 647 153 326ms 16 Feb 2023 687th Mabeloid 🇳🇴 646 112 9ms 26 Oct 2024 688th postie77 646 133 336ms 5 May 2023 689th rvdnieuwendijk 🇳🇱 645 75 206ms 14 Jul 2020 690th scpchicken 🇵🇼 645 102 10ms 26 Mar 2022 690th mdnestor 645 102 9ms 27 Dec 2022 690th FranklinJiaChen 645 102 9ms 19 Jul 2024 690th BoBz200 645 102 10ms 9 Nov 2024 694th angel-p57 🇯🇵 643 196 2ms 23 Nov 2023 695th stefangimmillaro 642 167 265ms 13 Dec 2024 696th DialFrost 🇸🇬 641 99 4ms 8 Dec 2023 697th iznax 641 113 8ms 2 Jul 2020 697th emgordon154 641 113 9ms 6 Sep 2024 697th Salutations45 641 113 11ms 22 Nov 2024 700th BrMorrison 640 123 125ms 6 Nov 2023 701st Shanethegamer 🇺🇸 639 124 53ms 13 Jun 2022 702nd RYNO8 638 103 11ms 26 Aug 2021 702nd Bonjour27891 🇻🇳 638 103 11ms 15 Mar 2022 702nd Alex-x90 🇺🇸 638 103 9ms 25 Oct 2023 702nd Bmrl7 638 103 9ms 3 Mar 2024 702nd souta-1326 638 103 9ms 26 Mar 2025 702nd wobblybits 638 103 9ms 15 Aug 2025 708th rifatx 637 135 328ms 6 Jul 2024 709th 4hg 🇺🇸 636 81 35ms 29 Sep 2022 709th inventshah 636 81 34ms 24 Sep 2023 711th MichalMarsalek 🇨🇿 636 97 445ms 21 Jan 2024 712th yanjs 635 124 143ms 23 Jan 2022 712th strout 635 124 139ms 17 Aug 2022 714th AlephSquirrel 634 142 40ms 21 Mar 2025 715th janbehrens 🇩🇪 633 145 55ms 20 Nov 2022 716th hoodadam 632 104 9ms 14 Jun 2019 716th stordev 632 104 10ms 26 Feb 2021 716th FortuiteMan 🇫🇷 632 104 9ms 10 Sep 2023 716th ahmetdemirag 🇨🇾 632 104 10ms 21 Jun 2024 716th comp0zr 632 104 10ms 10 Oct 2024 721st Meowsan91 🇨🇿 632 136 340ms 21 Nov 2021 722nd iczelia 🇩🇪 631 76 7ms 16 Oct 2025 723rd DialFrost 🇸🇬 630 85 5ms 12 Aug 2024 724th frobinsonj 629 115 9ms 28 Jun 2018 724th draxler-h 629 115 8ms 13 Jan 2023 724th LukeBridges 🇬🇧 629 115 10ms 1 Oct 2024 727th GrayJoKing 🇦🇺 629 149 149ms 17 Oct 2025 728th Waffle3z 628 82 47ms 17 Oct 2020 728th AgentIvan 🇺🇦 628 82 40ms 28 Jan 2021 730th janbehrens 🇩🇪 628 145 477ms 24 Mar 2022 731st kevinmchung 626 105 10ms 18 Sep 2018 731st sambirnbaum1 626 105 9ms 15 Sep 2019 731st feherd 626 105 11ms 29 Aug 2021 731st redbeancola 626 105 9ms 5 Nov 2021 731st mousetail 🇳🇱 626 105 9ms 2 Nov 2022 731st M0PKOBKA 626 105 10ms 21 Dec 2022 731st janbehrens 🇩🇪 626 105 10ms 17 Jun 2023 731st AlexanderFair 626 105 9ms 26 Jun 2023 731st fgrosshans 🇫🇷 626 105 9ms 17 Jul 2024 731st edsrzf 🇳🇿 626 105 13ms 22 Nov 2024 731st Languag3 626 105 9ms 24 Sep 2025 742nd annaproxy 625 126 184ms 15 Apr 2022 743rd didion0 🇺🇸 624 116 9ms 31 Jan 2022 743rd fitzdotlol 🇺🇸 624 116 9ms 28 Mar 2022 745th jared-hughes 624 147 401ms 24 Jun 2022 746th orthoplex 🇨🇽 623 53 33ms 7 Oct 2020 747th elisherer 🇮🇱 623 77 3ms 20 Apr 2019 747th nephila-nacrea 🇬🇧 623 77 2ms 10 Dec 2020 749th commandblockguy 🇺🇸 623 99 919ms 15 Jan 2024 750th Shanethegamer 🇺🇸 623 127 119ms 28 Apr 2022 First Prev 676–750 of 2,390 Next Last