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 SirBogman 🇺🇸 768 89 22 Jul 2025 227th MeWhenI 🇻🇦 764 88 29 Apr 2025 228th helbling 🇨🇭 762 71 1 Nov 2024 229th m-tkach 🇺🇦 762 85 6 Feb 2025 229th SirBogman 🇺🇸 762 85 22 Jul 2025 231st error256 757 73 1 Nov 2024 232nd Herbert00709 🇵🇱 755 89 12 Nov 2024 233rd error256 755 108 11 days ago 234th emgordon154 751 176 29 May 2025 235th lynn 747 90 9 Jan 2025 236th tailorspy 746 112 6 Nov 2024 237th elgan65536 744 110 2 Nov 2024 238th rucin93 🇵🇱 744 216 17 Nov 2024 239th alexsave 741 73 4 Dec 2024 240th emgordon154 737 111 18 Feb 2025 241st rucin93 🇵🇱 731 112 3 Nov 2024 242nd lukechampine 727 138 7 Jun 2025 243rd GolfingSuccess 🇬🇷 723 372 20 Dec 2024 244th Shanethegamer 🇺🇸 722 139 1 Nov 2024 244th Ripick 722 139 4 Nov 2024 246th roupiq 🇵🇱 720 116 12 Nov 2024 247th edsrzf 🇳🇿 718 130 7 days ago 248th SirBogman 🇺🇸 709 78 19 Jul 2025 249th emgordon154 708 95 5 Nov 2024 250th error256 708 147 1 Nov 2024 251st andrewjc2000 705 97 21 May 2025 252nd emgordon154 703 77 27 Nov 2024 253rd anter69 🇭🇺 700 79 14 Jul 2025 254th madex 🇩🇪 700 96 3 Nov 2024 255th kg583 🇺🇸 700 121 13 Feb 2025 256th SirBogman 🇺🇸 698 53 24 Jun 2025 257th emgordon154 698 75 2 Apr 2025 258th AlephSquirrel 697 98 1 Nov 2024 259th SirBogman 🇺🇸 696 194 22 Jul 2025 260th GeorgeStechman 🇬🇧 694 78 3 Nov 2024 260th BambooleanLogic 🇸🇪 694 78 19 Nov 2024 262nd fourth-bit 693 97 10 Nov 2024 263rd MeWhenI 🇻🇦 691 80 2 Nov 2024 264th alemelis 689 76 1 Nov 2024 265th FlyingPenguin223 688 97 6 Nov 2024 266th elgan65536 686 98 3 Nov 2024 267th Yax42 🇫🇷 685 111 7 Dec 2024 268th jatloe 684 100 4 Nov 2024 268th stefangimmillaro 684 100 7 Nov 2024 270th HumanoidCPU 684 507 1 Nov 2024 270th Shanethegamer 🇺🇸 684 507 1 Nov 2024 270th KatieLG 🇬🇧 684 507 1 Nov 2024 270th CaedenHarper 🇨🇦 684 507 16 Aug 2025 274th JDiLenarda 🇫🇷 682 132 30 Jun 2025 275th Shanethegamer 🇺🇸 681 102 1 Nov 2024 276th anter69 🇭🇺 677 101 14 Jul 2025 277th CLOStrophobic 🇮🇹 677 184 22 Feb 2025 278th stefangimmillaro 676 80 1 Nov 2024 278th Lv0Sys 🇵🇱 676 80 15 Jun 2025 280th madex 🇩🇪 676 121 1 Nov 2024 281st AlephSquirrel 675 96 1 Nov 2024 282nd brimanwebb 673 113 8 Nov 2024 283rd Ripick 673 119 4 Nov 2024 284th albanian-laundromat 673 128 6 days ago 285th error256 672 109 5 Jul 2025 286th kg583 🇺🇸 670 102 5 Nov 2024 286th ndren 670 102 5 Jul 2025 288th junkondo-jp 668 81 15 Dec 2024 289th emgordon154 666 83 19 Nov 2024 290th CaedenHarper 🇨🇦 664 103 10 Aug 2025 291st Liibe 663 123 10 days ago 292nd lynn 661 154 21 Mar 2025 293rd roupiq 🇵🇱 659 102 12 Nov 2024 294th fourth-bit 657 104 5 Nov 2024 295th Shanethegamer 🇺🇸 655 80 1 Nov 2024 296th lifthrasiir 🇰🇷 655 125 8 Nov 2024 297th kg583 🇺🇸 654 99 5 Nov 2024 298th DialFrost 🇸🇬 653 206 10 Jan 2025 299th lifthrasiir 🇰🇷 652 83 14 Nov 2024 300th kmathis22 652 125 9 days ago First Prev 226–300 of 932 Next Last