Kaprekar 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 225th MeWhenI 🇻🇦 763 88 29 Apr 2025 227th ovs-code 🇩🇪 762 154 9 days ago 228th helbling 🇨🇭 761 71 1 Nov 2024 229th error256 755 73 1 Nov 2024 230th ovs-code 🇩🇪 754 82 8 Nov 2024 231st rucin93 🇵🇱 748 216 17 Nov 2024 232nd lynn 746 90 9 Jan 2025 233rd tailorspy 746 112 6 Nov 2024 234th ndren 745 83 10 days ago 235th emgordon154 743 67 14 Nov 2024 236th elgan65536 743 110 2 Nov 2024 237th alexsave 741 73 4 Dec 2024 238th CLOStrophobic 🇮🇹 738 163 5 Mar 2025 239th 5cw 🇺🇸 736 84 29 May 2025 240th emgordon154 736 111 18 Feb 2025 241st yoshykai 735 154 27 Mar 2025 242nd ovs-code 🇩🇪 734 82 9 Nov 2024 243rd rucin93 🇵🇱 729 112 3 Nov 2024 244th lukechampine 725 138 7 Jun 2025 245th GolfingSuccess 🇬🇷 724 372 20 Dec 2024 246th roupiq 🇵🇱 720 116 12 Nov 2024 247th Shanethegamer 🇺🇸 720 139 1 Nov 2024 247th Ripick 720 139 4 Nov 2024 249th davitf 719 86 12 Nov 2024 249th m-tkach 🇺🇦 719 86 4 Feb 2025 251st m-tkach 🇺🇦 708 85 6 Feb 2025 252nd emgordon154 707 95 5 Nov 2024 253rd error256 705 147 1 Nov 2024 254th emgordon154 702 77 27 Nov 2024 255th madex 🇩🇪 699 96 3 Nov 2024 256th SirBogman 🇺🇸 698 53 20 days ago 257th kg583 🇺🇸 698 121 13 Feb 2025 258th emgordon154 697 75 2 Apr 2025 259th bac0id 695 163 9 Jan 2025 260th GeorgeStechman 🇬🇧 693 78 3 Nov 2024 260th BambooleanLogic 🇸🇪 693 78 19 Nov 2024 262nd fourth-bit 692 97 10 Nov 2024 263rd MeWhenI 🇻🇦 689 80 2 Nov 2024 264th FlyingPenguin223 686 97 6 Nov 2024 265th elgan65536 685 98 3 Nov 2024 266th Yax42 🇫🇷 684 111 7 Dec 2024 267th JDiLenarda 🇫🇷 682 132 14 days ago 268th Shanethegamer 🇺🇸 679 102 1 Nov 2024 269th alemelis 676 75 1 Nov 2024 270th stefangimmillaro 676 80 1 Nov 2024 270th Lv0Sys 🇵🇱 676 80 15 Jun 2025 272nd madex 🇩🇪 675 121 1 Nov 2024 273rd Ripick 673 119 4 Nov 2024 274th albanian-laundromat 672 92 22 days ago 275th error256 672 109 9 days ago 276th brimanwebb 672 113 8 Nov 2024 277th junkondo-jp 667 81 15 Dec 2024 278th Shanethegamer 🇺🇸 666 170 1 Nov 2024 279th emgordon154 664 83 19 Nov 2024 280th lynn 659 154 21 Mar 2025 281st roupiq 🇵🇱 658 102 12 Nov 2024 282nd lifthrasiir 🇰🇷 654 125 8 Nov 2024 283rd lifthrasiir 🇰🇷 651 83 14 Nov 2024 284th Shanethegamer 🇺🇸 650 78 24 Apr 2025 285th Andrey135296 644 118 8 Nov 2024 286th stefangimmillaro 638 119 7 Nov 2024 287th andrewjc2000 637 97 21 May 2025 288th Schmitt-Very-Cool 636 178 3 Feb 2025 289th bac0id 633 120 9 Jan 2025 290th AlephSquirrel 631 98 1 Nov 2024 291st targrik 629 86 24 Feb 2025 292nd KatieLG 🇬🇧 629 439 1 Nov 2024 292nd dokutan 629 439 1 Nov 2024 292nd MeWhenI 🇻🇦 629 439 2 Nov 2024 292nd Shanethegamer 🇺🇸 629 439 11 May 2025 296th Carlettos1 628 130 30 Nov 2024 297th AlephSquirrel 627 96 1 Nov 2024 298th nwellnhof 🇩🇪 626 158 1 Nov 2024 299th ovs-code 🇩🇪 620 142 20 Apr 2025 300th stefangimmillaro 618 100 7 Nov 2024 Prev 226–300 of 819 Next