Hexdump in all languages in bytes. 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 601st MeWhenI 🇻🇦 546 301 63ms 9 May 2023 602nd albanian-laundromat 546 638 19ms 18 Sep 2025 603rd TylerBloom 543 368 212ms 22 Nov 2024 604th Mabeloid 🇳🇴 542 246 12ms 1 Sep 2024 604th TheZwierzLF 🇵🇱 542 246 11ms 30 May 2025 606th Macweese 542 277 4ms 3 Aug 2025 607th MeWhenI 🇻🇦 541 280 12ms 12 Apr 2024 608th Haksell 🇦🇶 539 174 48ms 22 Feb 2023 609th Wildst 538 248 14ms 7 Jul 2023 610th CatsAreFluffy 537 188 25 Jan 2023 611th HumanoidCPU 536 223 611ms 18 Feb 2025 612th MeWhenI 🇻🇦 535 228 15 Sep 2025 613th yuchuehw 535 249 15ms 1 Feb 2024 614th Jacob385 531 388 23 Oct 2024 615th FlorianCassayre 🇫🇷 529 252 16ms 29 Jan 2023 616th krcs 🇵🇱 528 199 256ms 3 May 2022 617th msbranicky 527 227 631ms 17 Jan 2024 618th dokutan 527 253 11ms 7 Jul 2024 619th ComputerKWasTaken 🇺🇸 523 255 16ms 21 Jan 2025 620th retrohun 523 287 5ms 30 Dec 2022 621st janAkali 🇷🇺 523 313 444ms 8 May 2025 622nd twocatsinatrenchcoat 521 256 13ms 24 Nov 2022 623rd Ernest1338 521 383 205ms 7 Oct 2023 624th MeWhenI 🇻🇦 518 259 337ms 18 Nov 2023 625th albanian-laundromat 516 472 27ms 24 Jul 2025 626th c0d3-4-F00d 🇩🇪 512 293 3ms 4 May 2022 627th harperse 510 206 232ms 5 May 2023 628th Yewzir 🇧🇪 510 300 20 Jun 2024 629th Bonjour27891 🇻🇳 509 262 12ms 3 May 2022 629th JunkIce 509 262 17ms 7 Oct 2024 629th lokeshllkumar 509 262 18ms 25 days ago 632nd scpchicken 🇵🇼 508 393 267ms 3 May 2022 633rd jacklynnepenick 507 263 17ms 23 Jun 2022 634th joaosigma 🇵🇹 506 325 72ms 17 Sep 2025 635th adoxography 505 186 38ms 8 Aug 2022 636th SniperSmiley 🇺🇸 505 264 11ms 25 Jun 2022 636th LeeCamp 505 264 11ms 5 Jan 2023 638th Yewzir 🇧🇪 504 380 269ms 27 Oct 2023 639th Trunksistor 🇫🇷 503 265 11ms 23 May 2022 640th Jonatan6 🇩🇰 495 303 3ms 20 Mar 2024 641st Macweese 495 332 72ms 1 Aug 2025 642nd dokutan 492 243 817ms 4 Jul 2024 643rd jameswmccarty 487 274 11ms 10 Jul 2024 644th dokutan 487 299 147ms 7 Jul 2024 645th Mabeloid 🇳🇴 486 246 858ms 17 Sep 2024 646th aksyristos 483 276 11ms 23 Jan 2023 646th ThatAlo 483 276 12ms 12 Jun 2023 646th jmerle 🇳🇱 483 276 11ms 6 Jul 2023 649th andymac-2 481 195 36ms 7 Jul 2024 650th Mikey-Beep 🇬🇧 480 278 12ms 6 Oct 2022 651st KatieLG 🇬🇧 476 197 36ms 12 Jan 2025 652nd emgordon154 474 198 43ms 15 Jun 2024 653rd Yewzir 🇧🇪 474 320 14ms 27 Jan 2024 654th JunkIce 473 253 640ms 3 Dec 2024 655th IISResetMe 471 223 242ms 2 Jun 2025 656th eiburns 471 437 15 Dec 2022 656th Vaekor 471 437 3 Aug 2023 658th Bananapants22 469 284 11ms 22 Sep 2022 659th Natanaelel 🇸🇪 468 194 2 May 2024 660th hamilton-bonds 468 285 11ms 12 Nov 2024 661st calinous 🇷🇴 459 327 4ms 28 Feb 2023 662nd hamhub7 459 333 345ms 10 Aug 2022 663rd RaBa21 🇭🇺 457 292 17ms 17 Jul 2025 664th ridingqwerty 🇺🇸 450 296 11ms 29 Feb 2024 665th iczelia 🇩🇪 449 334 4ms 7 days ago 666th MeWhenI 🇻🇦 445 363 2ms 26 Aug 2023 667th martinnorling 🇸🇪 444 417 15ms 4 May 2022 668th bac0id 443 345 27 Sep 2023 669th aevykt 441 340 2ms 30 Oct 2023 670th mrmena 🇦🇺 438 422 16 Apr 2024 671st AnnoyedArt1256 437 388 13 Aug 2022 672nd CaedenHarper 🇨🇦 435 280 1,023ms 19 days ago 673rd gifti258 432 303 95ms 13 Sep 2023 674th josrepo 431 478 4 May 2025 675th msbranicky 431 546 7ms 28 Dec 2023 First Prev 601–675 of 791 Next Last