Kaprekar Numbers 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 226th IanUtley 777 135 20 Nov 2024 227th emgordon154 772 95 26 Aug 2025 228th emgordon154 770 104 12 Dec 2024 229th SirBogman 🇺🇸 768 89 22 Jul 2025 230th MeWhenI 🇻🇦 764 88 29 Apr 2025 231st helbling 🇨🇭 762 71 1 Nov 2024 232nd m-tkach 🇺🇦 762 85 6 Feb 2025 232nd SirBogman 🇺🇸 762 85 22 Jul 2025 234th error256 757 73 1 Nov 2024 235th Herbert00709 🇵🇱 756 89 12 Nov 2024 236th error256 756 108 25 days ago 237th emgordon154 751 176 29 May 2025 238th lynn 747 90 9 Jan 2025 239th tailorspy 746 112 6 Nov 2024 240th elgan65536 745 110 2 Nov 2024 241st rucin93 🇵🇱 744 216 17 Nov 2024 242nd alexsave 741 73 4 Dec 2024 243rd emgordon154 738 111 18 Feb 2025 244th rucin93 🇵🇱 732 112 3 Nov 2024 245th lukechampine 727 138 7 Jun 2025 246th GolfingSuccess 🇬🇷 723 372 20 Dec 2024 247th Shanethegamer 🇺🇸 722 139 1 Nov 2024 247th Ripick 722 139 4 Nov 2024 249th roupiq 🇵🇱 720 116 12 Nov 2024 250th edsrzf 🇳🇿 718 130 21 days ago 251st CaedenHarper 🇨🇦 716 114 12 days ago 252nd SirBogman 🇺🇸 709 78 19 Jul 2025 253rd emgordon154 708 95 5 Nov 2024 254th error256 708 147 1 Nov 2024 255th andrewjc2000 704 97 21 May 2025 256th CaedenHarper 🇨🇦 704 108 37 hours ago 257th kmathis22 704 116 5 days ago 258th emgordon154 703 77 27 Nov 2024 259th madex 🇩🇪 701 96 3 Nov 2024 260th anter69 🇭🇺 700 79 14 Jul 2025 261st kg583 🇺🇸 700 121 13 Feb 2025 262nd SirBogman 🇺🇸 698 53 24 Jun 2025 263rd emgordon154 698 75 2 Apr 2025 264th AlephSquirrel 697 98 1 Nov 2024 265th edsrzf 🇳🇿 695 122 10 days ago 266th GeorgeStechman 🇬🇧 694 78 3 Nov 2024 266th BambooleanLogic 🇸🇪 694 78 19 Nov 2024 268th fourth-bit 693 97 10 Nov 2024 269th MeWhenI 🇻🇦 691 80 2 Nov 2024 270th SirBogman 🇺🇸 691 194 22 Jul 2025 271st alemelis 690 76 1 Nov 2024 272nd FlyingPenguin223 690 97 6 Nov 2024 273rd HumanoidCPU 688 507 1 Nov 2024 273rd Shanethegamer 🇺🇸 688 507 1 Nov 2024 273rd KatieLG 🇬🇧 688 507 1 Nov 2024 273rd CaedenHarper 🇨🇦 688 507 16 Aug 2025 277th elgan65536 686 98 3 Nov 2024 278th Yax42 🇫🇷 685 111 7 Dec 2024 279th jatloe 683 100 4 Nov 2024 279th stefangimmillaro 683 100 7 Nov 2024 281st JDiLenarda 🇫🇷 682 132 30 Jun 2025 282nd Shanethegamer 🇺🇸 681 102 1 Nov 2024 283rd anter69 🇭🇺 677 101 14 Jul 2025 284th madex 🇩🇪 677 121 1 Nov 2024 285th CLOStrophobic 🇮🇹 677 184 22 Feb 2025 286th stefangimmillaro 676 80 1 Nov 2024 286th Lv0Sys 🇵🇱 676 80 15 Jun 2025 288th AlephSquirrel 675 96 1 Nov 2024 289th brimanwebb 673 113 8 Nov 2024 290th Ripick 673 119 4 Nov 2024 291st albanian-laundromat 673 128 21 days ago 292nd error256 672 109 5 Jul 2025 293rd kg583 🇺🇸 670 102 5 Nov 2024 293rd ndren 670 102 5 Jul 2025 295th junkondo-jp 668 81 15 Dec 2024 296th emgordon154 666 83 19 Nov 2024 297th Liibe 664 123 25 days ago 298th CaedenHarper 🇨🇦 663 103 10 Aug 2025 299th lynn 661 154 21 Mar 2025 300th roupiq 🇵🇱 659 102 12 Nov 2024 First Prev 226–300 of 938 Next Last