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 450th Waffle3z 352 189 24 Nov 2024 452nd dokutan 350 430 1 Nov 2024 453rd kichiandk 349 287 13 Nov 2024 454th msbranicky 348 218 1 Nov 2024 455th SB-945 345 179 1 Nov 2024 456th robintown 337 301 8 Jan 2025 457th dokutan 335 199 1 Nov 2024 458th msbranicky 330 194 1 Nov 2024 459th dokutan 330 292 18 Apr 2025 460th HumanoidCPU 330 507 1 Nov 2024 460th Shanethegamer 🇺🇸 330 507 1 Nov 2024 460th KatieLG 🇬🇧 330 507 1 Nov 2024 463rd dokutan 328 258 22 Jun 2025 464th Lv0Sys 🇵🇱 327 155 15 Jun 2025 465th inventshah 325 190 4 Nov 2024 466th madeforlosers 323 1,787 8 Nov 2024 467th duckyluuk 🇳🇱 322 187 6 Nov 2024 468th dokutan 320 210 1 Nov 2024 469th HumanoidCPU 317 1,820 1 Nov 2024 470th wh3n3v3r 🇨🇿 314 197 7 Nov 2024 471st dokutan 314 212 1 Nov 2024 472nd dokutan 309 254 1 Nov 2024 473rd emgordon154 308 120 5 Nov 2024 474th croc54 308 218 9 Jan 2025 475th edsrzf 🇳🇿 306 305 6 Jan 2025 476th Jacob385 303 374 1 Nov 2024 477th IISResetMe 302 319 15 Nov 2024 478th Shanethegamer 🇺🇸 296 481 13 Jan 2025 478th KatieLG 🇬🇧 296 481 13 Jan 2025 478th GolfingSuccess 🇬🇷 296 481 13 Jan 2025 478th HumanoidCPU 296 481 13 Jan 2025 478th dokutan 296 481 14 Jan 2025 478th CaedenHarper 🇨🇦 296 481 25 Jan 2025 484th jameswmccarty 294 210 2 Nov 2024 485th dokutan 294 287 1 Nov 2024 486th KatieLG 🇬🇧 291 1,983 1 Nov 2024 487th weliveinhell 🇭🇹 289 187 20 Jun 2025 488th Ripick 278 300 4 Nov 2024 489th neihousaigaai 275 225 15 Nov 2024 490th dokutan 275 233 1 Nov 2024 491st dokutan 274 265 1 Nov 2024 492nd CornerMercury 🇬🇧 272 227 28 May 2025 493rd HumanoidCPU 269 448 1 Nov 2024 493rd dokutan 269 448 1 Nov 2024 493rd KatieLG 🇬🇧 269 448 1 Nov 2024 493rd Shanethegamer 🇺🇸 269 448 1 Nov 2024 493rd CaedenHarper 🇨🇦 269 448 24 Jan 2025 498th MeWhenI 🇻🇦 267 451 2 Nov 2024 499th Jaydosu 266 232 9 Apr 2025 499th fkantelberg 266 232 10 days ago 501st dokutan 265 191 1 Nov 2024 502nd HumanoidCPU 263 446 1 Nov 2024 502nd KatieLG 🇬🇧 263 446 1 Nov 2024 502nd Shanethegamer 🇺🇸 263 446 1 Nov 2024 502nd MeWhenI 🇻🇦 263 446 2 Nov 2024 502nd ehulinsky 🇺🇸 263 446 26 Mar 2025 507th dokutan 259 315 6 Nov 2024 508th MarcMush 🇫🇷 257 197 19 Nov 2024 509th JunkIce 247 250 24 Nov 2024 510th KatieLG 🇬🇧 243 248 19 Apr 2025 511th edsrzf 🇳🇿 243 348 8 Dec 2024 512th dokutan 242 259 1 Nov 2024 513th JunkIce 241 250 3 Dec 2024 514th cdesodt 241 257 43 hours ago 515th Mathrew2012 235 263 9 Nov 2024 516th Natanaelel 🇸🇪 235 355 21 Jun 2025 517th HumanoidCPU 232 451 1 Nov 2024 517th Shanethegamer 🇺🇸 232 451 1 Nov 2024 517th MeWhenI 🇻🇦 232 451 2 Nov 2024 517th dokutan 232 451 27 hours ago 521st KatieLG 🇬🇧 232 851 1 Nov 2024 522nd HumanoidCPU 229 561 1 Nov 2024 522nd MeWhenI 🇻🇦 229 561 2 Nov 2024 524th msbranicky 227 272 1 Nov 2024 525th dokutan 226 459 1 Nov 2024 Prev 451–525 of 824 Next