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 emgordon154 772 95 26 Aug 2025 227th emgordon154 770 104 12 Dec 2024 228th SirBogman 🇺🇸 768 89 22 Jul 2025 229th MeWhenI 🇻🇦 764 88 29 Apr 2025 230th helbling 🇨🇭 762 71 1 Nov 2024 231st m-tkach 🇺🇦 762 85 6 Feb 2025 231st SirBogman 🇺🇸 762 85 22 Jul 2025 233rd error256 757 73 1 Nov 2024 234th Herbert00709 🇵🇱 756 89 12 Nov 2024 235th error256 756 108 24 days ago 236th emgordon154 751 176 29 May 2025 237th lynn 747 90 9 Jan 2025 238th tailorspy 746 112 6 Nov 2024 239th elgan65536 745 110 2 Nov 2024 240th rucin93 🇵🇱 744 216 17 Nov 2024 241st alexsave 741 73 4 Dec 2024 242nd emgordon154 738 111 18 Feb 2025 243rd rucin93 🇵🇱 732 112 3 Nov 2024 244th lukechampine 727 138 7 Jun 2025 245th GolfingSuccess 🇬🇷 723 372 20 Dec 2024 246th Shanethegamer 🇺🇸 722 139 1 Nov 2024 246th Ripick 722 139 4 Nov 2024 248th roupiq 🇵🇱 720 116 12 Nov 2024 249th edsrzf 🇳🇿 718 130 21 days ago 250th CaedenHarper 🇨🇦 716 114 11 days ago 251st SirBogman 🇺🇸 709 78 19 Jul 2025 252nd emgordon154 708 95 5 Nov 2024 253rd error256 708 147 1 Nov 2024 254th andrewjc2000 704 97 21 May 2025 255th CaedenHarper 🇨🇦 704 108 17 hours ago 256th kmathis22 704 116 4 days ago 257th emgordon154 703 77 27 Nov 2024 258th madex 🇩🇪 701 96 3 Nov 2024 259th anter69 🇭🇺 700 79 14 Jul 2025 260th kg583 🇺🇸 700 121 13 Feb 2025 261st SirBogman 🇺🇸 698 53 24 Jun 2025 262nd emgordon154 698 75 2 Apr 2025 263rd AlephSquirrel 697 98 1 Nov 2024 264th edsrzf 🇳🇿 695 122 9 days ago 265th GeorgeStechman 🇬🇧 694 78 3 Nov 2024 265th BambooleanLogic 🇸🇪 694 78 19 Nov 2024 267th fourth-bit 693 97 10 Nov 2024 268th MeWhenI 🇻🇦 691 80 2 Nov 2024 269th SirBogman 🇺🇸 691 194 22 Jul 2025 270th alemelis 690 76 1 Nov 2024 271st FlyingPenguin223 690 97 6 Nov 2024 272nd elgan65536 686 98 3 Nov 2024 273rd Yax42 🇫🇷 685 111 7 Dec 2024 274th HumanoidCPU 684 507 1 Nov 2024 274th Shanethegamer 🇺🇸 684 507 1 Nov 2024 274th KatieLG 🇬🇧 684 507 1 Nov 2024 274th CaedenHarper 🇨🇦 684 507 16 Aug 2025 278th jatloe 683 100 4 Nov 2024 278th stefangimmillaro 683 100 7 Nov 2024 280th JDiLenarda 🇫🇷 682 132 30 Jun 2025 281st Shanethegamer 🇺🇸 681 102 1 Nov 2024 282nd anter69 🇭🇺 677 101 14 Jul 2025 283rd madex 🇩🇪 677 121 1 Nov 2024 284th CLOStrophobic 🇮🇹 677 184 22 Feb 2025 285th stefangimmillaro 676 80 1 Nov 2024 285th Lv0Sys 🇵🇱 676 80 15 Jun 2025 287th AlephSquirrel 675 96 1 Nov 2024 288th brimanwebb 673 113 8 Nov 2024 289th Ripick 673 119 4 Nov 2024 290th albanian-laundromat 673 128 20 days ago 291st error256 672 109 5 Jul 2025 292nd kg583 🇺🇸 670 102 5 Nov 2024 292nd ndren 670 102 5 Jul 2025 294th junkondo-jp 668 81 15 Dec 2024 295th emgordon154 666 83 19 Nov 2024 296th Liibe 664 123 24 days ago 297th CaedenHarper 🇨🇦 663 103 10 Aug 2025 298th lynn 661 154 21 Mar 2025 299th roupiq 🇵🇱 659 102 12 Nov 2024 300th fourth-bit 657 104 5 Nov 2024 First Prev 226–300 of 937 Next Last