Ordinal Numbers 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 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 Chars Time 524th CLOStrophobic 🇮🇹 817 90 19 Jan 2025 527th pg98 816 78 4 Sep 2019 527th efgen 816 78 1 Jul 2020 527th KaeruCT 816 78 7 Oct 2020 527th ernestd 816 78 22 Jan 2021 527th BambooleanLogic 🇸🇪 816 78 1 Dec 2021 527th unfinishedprogram 816 78 29 Jun 2023 533rd emplv 🇱🇻 816 92 20 Dec 2022 534th stefangimmillaro 816 151 15 Jul 2023 535th GrayJoKing 🇦🇺 815 69 23 Jul 2024 535th duckyluuk 🇳🇱 815 69 29 Aug 2024 535th Shanethegamer 🇺🇸 815 69 30 Oct 2024 538th sean-niemann 🇺🇸 815 73 20 Dec 2024 539th Attero 🇸🇪 814 51 21 Oct 2020 540th clockworknazo 814 76 10 Feb 2023 541st hiichbindermax 814 79 25 Feb 2022 541st SB-945 814 79 30 Aug 2023 543rd GrayJoKing 🇦🇺 814 85 31 May 2022 544th ovs-code 🇩🇪 814 121 14 Jul 2023 545th MeWhenI 🇻🇦 813 65 28 Jan 2023 546th GrayJoKing 🇦🇺 813 109 24 Jul 2025 547th clockworknazo 812 128 18 Sep 2022 548th Tine86 812 137 28 Jul 2025 549th Shanethegamer 🇺🇸 811 123 21 days ago 550th stefangimmillaro 811 134 6 Nov 2023 551st ovs-code 🇩🇪 811 180 31 Mar 2023 552nd frankgraziano 811 241 25 Jun 2025 553rd retrohun 810 52 9 Nov 2022 554th alemelis 808 78 4 Mar 2024 555th primo-ppcg 🇹🇭 807 113 26 Jun 2022 555th MeWhenI 🇻🇦 807 113 6 Sep 2022 555th sean-niemann 🇺🇸 807 113 24 Apr 2023 558th albanian-laundromat 807 224 22 hours ago 559th clockworknazo 806 31 12 Aug 2022 560th DialFrost 🇸🇬 806 60 2 Aug 2025 561st JulianJJ 806 79 7 Dec 2020 561st xkacer 🇨🇿 806 79 31 Jan 2021 561st Ephellon 806 79 4 Dec 2022 561st Mazn3k 806 79 2 Mar 2023 561st stefangabos 🇷🇴 806 79 14 May 2023 561st Jak-Ch-ll 806 79 5 Jul 2025 567th GrayJoKing 🇦🇺 806 140 8 Dec 2020 567th Hillsoft 806 140 27 Jul 2022 569th kg583 🇺🇸 805 88 1 Aug 2025 570th roavin 805 101 23 Jun 2022 571st solmyr2000 805 115 21 Jun 2022 572nd ovs-code 🇩🇪 805 135 21 Jun 2023 573rd Shanethegamer 🇺🇸 805 148 27 Apr 2023 574th b97tsk 805 153 26 Apr 2020 574th argusdusty 🇺🇸 805 153 21 Aug 2022 576th MeWhenI 🇻🇦 804 70 13 Jul 2024 577th Steffan153 🇫🇮 804 74 2 Jul 2023 578th MichaelMBradley 🇨🇦 804 80 9 Apr 2022 578th elgan65536 804 80 31 Mar 2024 578th wh3n3v3r 🇨🇿 804 80 14 Nov 2024 581st emgordon154 803 69 22 May 2025 582nd RockOfStone 803 91 4 Nov 2021 583rd tatzyr 🇯🇵 801 55 24 Nov 2024 584th GrayJoKing 🇦🇺 801 96 9 Dec 2023 585th janbehrens 🇩🇪 801 123 5 Dec 2023 586th janbehrens 🇩🇪 800 66 5 Dec 2023 587th Yewzir 🇧🇪 800 83 8 Jun 2024 587th rucin93 🇵🇱 800 83 23 Apr 2025 589th stefangimmillaro 800 139 26 Apr 2025 590th Shanethegamer 🇺🇸 799 94 28 Oct 2024 591st sean-niemann 🇺🇸 799 130 18 Jan 2025 592nd SirBogman 🇺🇸 797 40 7 Feb 2024 593rd dokutan 797 73 21 Mar 2025 594th ZakkkkAttackkkk 🇵🇭 797 91 6 Feb 2025 595th MeWhenI 🇻🇦 795 47 16 Apr 2023 596th LukeBridges 🇬🇧 795 80 4 Nov 2022 596th AlephSquirrel 795 80 6 Jan 2023 596th junkondo-jp 795 80 2 Jun 2024 596th alexsave 795 80 7 Nov 2024 600th inventshah 795 82 14 Dec 2022 First Prev 526–600 of 1,809 Next Last