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 376th btjones0 448 138 21 Nov 2024 377th dokutan 447 253 1 Nov 2024 378th c0d3-4-F00d 🇩🇪 445 151 9 Jan 2025 379th olleicua 🇺🇸 443 1,305 2 Nov 2024 380th cros107 441 140 22 days ago 381st albanian-laundromat 440 172 21 hours ago 382nd scpchicken 🇵🇼 439 153 17 Feb 2025 383rd albanian-laundromat 438 144 4 days ago 384th Natanaelel 🇸🇪 437 126 20 Jan 2025 385th Stockoh 🇫🇷 433 1,335 2 Mar 2025 386th gnlow 🇰🇷 432 125 11 Feb 2025 387th calebaitken 429 144 9 Apr 2025 388th CaedenHarper 🇨🇦 427 141 2 Jan 2025 389th MeWhenI 🇻🇦 425 1,361 2 Nov 2024 389th rucin93 🇵🇱 425 1,361 10 Nov 2024 389th CaedenHarper 🇨🇦 425 1,361 23 Jan 2025 392nd dokutan 422 178 1 Nov 2024 393rd bricknellj 420 147 16 Apr 2025 394th DialFrost 🇸🇬 416 211 13 Nov 2024 395th KatieLG 🇬🇧 415 149 25 May 2025 396th dokutan 414 242 1 Nov 2024 397th retrohun 408 409 2 Nov 2024 398th aksyristos 407 165 1 Nov 2024 399th retrohun 406 152 3 Nov 2024 400th dokutan 404 207 1 Nov 2024 401st dokutan 401 154 4 Feb 2025 402nd frankgraziano 399 405 19 Feb 2025 403rd emgordon154 398 407 1 Nov 2024 404th dokutan 397 204 1 Nov 2024 405th ZakkkkAttackkkk 🇵🇭 396 156 2 Dec 2024 406th dokutan 391 154 4 Feb 2025 407th acollett89 386 140 20 days ago 408th dokutan 385 237 1 Nov 2024 409th Shanethegamer 🇺🇸 385 512 6 Dec 2024 409th CaedenHarper 🇨🇦 385 512 25 Jan 2025 411th SirBogman 🇺🇸 384 161 7 Nov 2024 412th MeWhenI 🇻🇦 384 514 2 Nov 2024 413th FlorianCassayre 🇫🇷 379 163 3 Nov 2024 413th guilhem-roy 🇫🇷 379 163 29 May 2025 415th galloj 🇨🇿 379 441 1 Nov 2024 416th nstearns96 🇬🇧 377 164 1 Nov 2024 417th MeWhenI 🇻🇦 375 445 29 Apr 2025 418th dokutan 375 446 1 Nov 2024 419th CatsAreFluffy 374 165 15 Dec 2024 420th emgordon154 369 255 10 Jan 2025 421st StefanHabel 🇨🇦 368 168 17 Mar 2025 422nd dokutan 368 206 1 Nov 2024 423rd dokutan 364 186 1 Nov 2024 424th croc54 363 170 9 Jan 2025 425th Ripick 363 223 1 Nov 2024 426th HumanoidCPU 363 447 1 Nov 2024 426th dokutan 363 447 1 Nov 2024 426th Shanethegamer 🇺🇸 363 447 1 Nov 2024 426th MeWhenI 🇻🇦 363 447 2 Nov 2024 430th SirBogman 🇺🇸 362 273 13 hours ago 431st HumanoidCPU 362 446 1 Nov 2024 431st dokutan 362 446 1 Nov 2024 431st Shanethegamer 🇺🇸 362 446 1 Nov 2024 431st KatieLG 🇬🇧 362 446 1 Nov 2024 431st MeWhenI 🇻🇦 362 446 2 Nov 2024 431st CaedenHarper 🇨🇦 362 446 22 Jan 2025 437th commandblockguy 🇺🇸 361 171 1 Jun 2025 438th dokutan 359 204 1 Nov 2024 439th mrxz 🇳🇱 358 151 21 Nov 2024 440th dokutan 358 218 1 Nov 2024 441st scpchicken 🇵🇼 355 174 17 Feb 2025 442nd emgordon154 354 205 13 Apr 2025 443rd adriweb 🇫🇷 352 189 14 Nov 2024 443rd Waffle3z 352 189 24 Nov 2024 445th dokutan 350 430 1 Nov 2024 446th kichiandk 349 287 13 Nov 2024 447th msbranicky 347 218 1 Nov 2024 448th SB-945 345 179 1 Nov 2024 449th dokutan 339 292 18 Apr 2025 450th robintown 337 301 8 Jan 2025 Prev 376–450 of 811 Next