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 robintown 337 301 8 Jan 2025 452nd dokutan 335 199 1 Nov 2024 453rd stefangimmillaro 333 274 1 Nov 2024 454th msbranicky 330 194 1 Nov 2024 455th HumanoidCPU 330 507 1 Nov 2024 455th Shanethegamer 🇺🇸 330 507 1 Nov 2024 455th KatieLG 🇬🇧 330 507 1 Nov 2024 458th dokutan 328 258 14 days ago 459th Lv0Sys 🇵🇱 327 155 21 days ago 460th inventshah 325 190 4 Nov 2024 461st madeforlosers 323 1,787 8 Nov 2024 462nd duckyluuk 🇳🇱 322 187 6 Nov 2024 463rd dokutan 320 210 1 Nov 2024 464th HumanoidCPU 317 1,820 1 Nov 2024 465th wh3n3v3r 🇨🇿 314 197 7 Nov 2024 466th dokutan 314 212 1 Nov 2024 467th IISResetMe 310 319 15 Nov 2024 468th dokutan 309 254 1 Nov 2024 469th emgordon154 308 120 5 Nov 2024 470th croc54 308 218 9 Jan 2025 471st edsrzf 🇳🇿 306 305 6 Jan 2025 472nd Jacob385 303 374 1 Nov 2024 473rd Shanethegamer 🇺🇸 296 481 13 Jan 2025 473rd KatieLG 🇬🇧 296 481 13 Jan 2025 473rd GolfingSuccess 🇬🇷 296 481 13 Jan 2025 473rd HumanoidCPU 296 481 13 Jan 2025 473rd dokutan 296 481 14 Jan 2025 473rd CaedenHarper 🇨🇦 296 481 25 Jan 2025 479th jameswmccarty 294 210 2 Nov 2024 480th dokutan 294 287 1 Nov 2024 481st KatieLG 🇬🇧 291 1,983 1 Nov 2024 482nd weliveinhell 🇭🇹 289 187 16 days ago 483rd Ripick 278 300 4 Nov 2024 484th neihousaigaai 275 225 15 Nov 2024 485th dokutan 275 233 1 Nov 2024 486th dokutan 274 265 1 Nov 2024 487th CornerMercury 🇬🇧 272 227 28 May 2025 488th HumanoidCPU 269 448 1 Nov 2024 488th dokutan 269 448 1 Nov 2024 488th KatieLG 🇬🇧 269 448 1 Nov 2024 488th Shanethegamer 🇺🇸 269 448 1 Nov 2024 488th CaedenHarper 🇨🇦 269 448 24 Jan 2025 493rd MeWhenI 🇻🇦 267 451 2 Nov 2024 494th Jaydosu 266 232 9 Apr 2025 495th dokutan 265 191 1 Nov 2024 496th HumanoidCPU 263 446 1 Nov 2024 496th KatieLG 🇬🇧 263 446 1 Nov 2024 496th Shanethegamer 🇺🇸 263 446 1 Nov 2024 496th MeWhenI 🇻🇦 263 446 2 Nov 2024 496th ehulinsky 🇺🇸 263 446 26 Mar 2025 501st dokutan 259 315 6 Nov 2024 502nd MarcMush 🇫🇷 257 197 19 Nov 2024 503rd dokutan 252 259 1 Nov 2024 504th RaBa21 248 249 21 hours ago 505th JunkIce 247 250 24 Nov 2024 506th KatieLG 🇬🇧 243 248 19 Apr 2025 507th edsrzf 🇳🇿 243 348 8 Dec 2024 508th JunkIce 241 250 3 Dec 2024 509th cdesodt 236 262 21 days ago 510th Mathrew2012 235 263 9 Nov 2024 511th Natanaelel 🇸🇪 235 355 15 days ago 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 msbranicky 227 272 1 Nov 2024 519th dokutan 226 459 1 Nov 2024 520th HumanoidCPU 225 245 10 Jan 2025 521st HumanoidCPU 225 439 1 Nov 2024 521st Shanethegamer 🇺🇸 225 439 1 Nov 2024 521st MeWhenI 🇻🇦 225 439 2 Nov 2024 521st Msleizak 🇫🇷 225 439 27 Dec 2024 521st nullshallot 225 439 9 Jan 2025 Prev 451–525 of 812 Next