Spelling 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 Hilbert Curve 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 Minesweeper 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 Topological Sort Transpose Sentence Trinomial Triangle 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Hilbert Curve 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 Minesweeper 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 Topological Sort Transpose Sentence Trinomial Triangle 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 451st ian-h-chamberlain 🇺🇸 557 656 304ms 12 Oct 2020 452nd MeWhenI 🇻🇦 554 369 37ms 13 Dec 2021 453rd Andriamanitra 🇫🇮 554 411 475ms 25 Aug 2022 454th msbranicky 554 436 3ms 10 Aug 2023 455th Yewzir 🇧🇪 552 475 1,411ms 27 Jan 2024 456th jacklynnepenick 551 204 15ms 30 Aug 2021 456th annaproxy 551 204 20ms 12 Aug 2022 458th neihousaigaai 550 302 12ms 19 Mar 2021 459th roavin 550 481 360ms 30 Jun 2022 460th Shanethegamer 🇺🇸 548 136 164ms 14 Dec 2022 461st tsunderu 🇯🇵 547 395 4ms 10 Sep 2021 462nd ericlangedijk 🇸🇮 547 483 365ms 18 Mar 2022 463rd annaproxy 547 560 24ms 13 Jan 2023 464th jatloe 545 206 16ms 28 Oct 2024 465th ndren 543 207 23ms 7 Aug 2023 466th tatzyr 🇯🇵 543 213 41ms 15 Mar 2025 467th user189032 541 307 14ms 29 May 2019 468th CatsAreFluffy 541 484 80ms 14 Dec 2022 468th tailorspy 541 484 1,015ms 10 Mar 2024 470th Meowsan91 🇨🇿 541 489 373ms 21 Nov 2021 471st yzhs 🇩🇪 540 208 16ms 25 Oct 2020 472nd raphaelimahorn 539 308 13ms 26 Oct 2022 473rd GolfingSuccess 🇬🇷 537 209 15ms 16 Nov 2023 474th Attero 🇸🇪 535 210 16ms 25 Sep 2020 474th Flekay 🇩🇪 535 210 22ms 10 Jul 2025 476th lynn 535 479 29ms 25 Jul 2021 477th nathanadams 🇳🇿 534 311 12ms 20 Sep 2021 478th JGDoerrer 534 491 435ms 17 Jan 2022 479th nwellnhof 🇩🇪 533 140 212ms 11 May 2023 480th olleicua 🇺🇸 533 217 37ms 21 Jan 2024 481st janbehrens 🇩🇪 531 493 2,580ms 20 Nov 2022 482nd btjones0 530 212 21ms 15 Jul 2022 482nd neel11235813 530 212 20ms 16 Jan 2023 484th baumpilz 530 492 392ms 20 Jan 2021 485th jared-hughes 529 408 4ms 10 Sep 2022 486th galloj 🇨🇿 528 361 285ms 26 Feb 2023 487th trinityy-7 527 315 12ms 15 Mar 2024 488th cmdrsabre 526 257 885ms 7 Feb 2020 489th Seek64 🇩🇪 525 214 17ms 18 Mar 2025 490th DialFrost 🇸🇬 524 357 31ms 4 Feb 2023 491st dokutan 522 215 14ms 10 days ago 492nd janbehrens 🇩🇪 521 319 15ms 30 Nov 2024 493rd SB-945 520 216 14ms 25 Mar 2024 493rd 5cw 🇺🇸 520 216 23ms 9 Nov 2024 495th MeWhenI 🇻🇦 520 304 1,004ms 15 Sep 2025 496th MeWhenI 🇻🇦 518 217 16ms 22 Oct 2021 497th Salutations45 518 321 11ms 10 Nov 2024 498th Shanethegamer 🇺🇸 518 394 458ms 1 Dec 2024 499th dgerblick 516 322 11ms 16 Jun 2023 500th clockworknazo 514 364 17ms 9 Aug 2023 501st JunkIce 511 220 26ms 13 Feb 2025 501st snoozingnewt 🇺🇸 511 220 21ms 31 Mar 2025 503rd gastropner 511 513 412ms 16 Jul 2025 504th jared-hughes 510 326 12ms 10 Sep 2022 505th xnor-gate 508 221 36ms 6 Apr 2021 505th ryyyn 🇺🇸 508 221 39ms 7 days ago 507th junkondo-jp 507 328 10ms 11 May 2024 508th chartung17 506 222 21ms 1 Jan 2024 509th pg98 503 330 11ms 16 Aug 2019 510th BambooleanLogic 🇸🇪 502 331 12ms 6 Jul 2023 511th TFeld00 🇩🇰 501 224 19ms 4 Nov 2020 512th didion0 🇺🇸 500 332 15ms 2 Feb 2021 513th olivermrose 🇺🇸 499 333 13ms 30 Aug 2021 513th DayDun 🇸🇪 499 333 11ms 19 Jan 2023 513th weliveinhell 🇭🇹 499 333 16ms 2 Feb 2024 516th MeWhenI 🇻🇦 498 203 43ms 4 Sep 2024 517th Schmitt-Very-Cool 496 525 391ms 3 Oct 2025 518th zach333 495 227 14ms 12 Jul 2024 519th RedstoneTim 495 336 12ms 1 Aug 2021 520th janbehrens 🇩🇪 495 351 23ms 28 May 2021 521st hyvyys 493 553 6ms 21 Jul 2019 522nd antimon2 🇯🇵 492 279 1,544ms 23 Nov 2023 523rd Shanethegamer 🇺🇸 491 385 3ms 27 Oct 2024 524th Feluxus 490 532 379ms 15 Nov 2021 525th retrohun 488 356 18ms 29 Oct 2019 First Prev 451–525 of 1,011 Next Last
