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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 451st dokutan 338 292 18 Apr 2025 452nd robintown 337 301 8 Jan 2025 453rd dokutan 335 199 1 Nov 2024 454th scpchicken 🇵🇼 334 174 17 Feb 2025 455th stefangimmillaro 333 274 1 Nov 2024 456th msbranicky 330 194 1 Nov 2024 457th HumanoidCPU 330 507 1 Nov 2024 457th Shanethegamer 🇺🇸 330 507 1 Nov 2024 457th KatieLG 🇬🇧 330 507 1 Nov 2024 460th dokutan 328 258 9 days ago 461st Lv0Sys 🇵🇱 327 155 16 days ago 462nd SB-945 325 179 1 Nov 2024 463rd madeforlosers 323 1,787 8 Nov 2024 464th duckyluuk 🇳🇱 322 187 6 Nov 2024 465th dokutan 320 210 1 Nov 2024 466th HumanoidCPU 317 1,820 1 Nov 2024 467th dokutan 314 212 1 Nov 2024 468th dokutan 309 254 1 Nov 2024 469th IISResetMe 309 319 15 Nov 2024 470th emgordon154 308 120 5 Nov 2024 471st croc54 308 218 9 Jan 2025 472nd inventshah 306 190 4 Nov 2024 473rd edsrzf 🇳🇿 306 305 6 Jan 2025 474th Jacob385 303 374 1 Nov 2024 475th wh3n3v3r 🇨🇿 295 197 7 Nov 2024 476th dokutan 294 287 1 Nov 2024 477th KatieLG 🇬🇧 291 1,983 1 Nov 2024 478th weliveinhell 🇭🇹 289 187 11 days ago 479th Ripick 278 300 4 Nov 2024 480th jameswmccarty 277 210 2 Nov 2024 481st dokutan 275 233 1 Nov 2024 482nd dokutan 274 265 1 Nov 2024 483rd HumanoidCPU 269 448 1 Nov 2024 483rd dokutan 269 448 1 Nov 2024 483rd KatieLG 🇬🇧 269 448 1 Nov 2024 483rd Shanethegamer 🇺🇸 269 448 1 Nov 2024 483rd CaedenHarper 🇨🇦 269 448 24 Jan 2025 488th MeWhenI 🇻🇦 267 451 2 Nov 2024 489th dokutan 265 191 1 Nov 2024 490th HumanoidCPU 263 446 1 Nov 2024 490th KatieLG 🇬🇧 263 446 1 Nov 2024 490th Shanethegamer 🇺🇸 263 446 1 Nov 2024 490th MeWhenI 🇻🇦 263 446 2 Nov 2024 490th ehulinsky 🇺🇸 263 446 26 Mar 2025 495th Shanethegamer 🇺🇸 261 481 13 Jan 2025 495th KatieLG 🇬🇧 261 481 13 Jan 2025 495th GolfingSuccess 🇬🇷 261 481 13 Jan 2025 495th HumanoidCPU 261 481 13 Jan 2025 495th dokutan 261 481 14 Jan 2025 495th CaedenHarper 🇨🇦 261 481 25 Jan 2025 501st dokutan 259 315 6 Nov 2024 502nd neihousaigaai 258 225 15 Nov 2024 503rd MarcMush 🇫🇷 257 197 19 Nov 2024 504th CornerMercury 🇬🇧 256 227 28 May 2025 505th dokutan 252 259 1 Nov 2024 506th Jaydosu 250 232 9 Apr 2025 507th KatieLG 🇬🇧 243 248 19 Apr 2025 508th edsrzf 🇳🇿 243 348 8 Dec 2024 509th JunkIce 241 250 3 Dec 2024 510th Natanaelel 🇸🇪 235 355 10 days ago 511th JunkIce 232 250 24 Nov 2024 512th KatieLG 🇬🇧 232 851 1 Nov 2024 513th HumanoidCPU 230 451 1 Nov 2024 513th Shanethegamer 🇺🇸 230 451 1 Nov 2024 513th MeWhenI 🇻🇦 230 451 2 Nov 2024 516th HumanoidCPU 229 561 1 Nov 2024 516th MeWhenI 🇻🇦 229 561 2 Nov 2024 518th dokutan 226 459 1 Nov 2024 519th HumanoidCPU 225 245 10 Jan 2025 520th HumanoidCPU 225 439 1 Nov 2024 520th Shanethegamer 🇺🇸 225 439 1 Nov 2024 520th MeWhenI 🇻🇦 225 439 2 Nov 2024 520th Msleizak 🇫🇷 225 439 27 Dec 2024 520th nullshallot 225 439 9 Jan 2025 525th dokutan 223 247 23 Apr 2025 Prev 451–525 of 814 Next