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 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 Binary Lambda Calculus 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 Binary Lambda Calculus 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 Bytes Time Submitted 451st rollershutter 685 196 158ms 23 Oct 2022 452nd djeedjay 🇳🇱 685 219 3ms 21 Sep 2022 453rd msbranicky 685 280 265ms 31 Aug 2023 454th AlephSquirrel 684 195 12ms 21 Jan 2023 454th SB-945 684 195 11ms 19 Apr 2024 456th Yewzir 🇧🇪 682 220 3ms 29 Dec 2023 457th typeswitch-dev 🇵🇹 682 312 4ms 23 Jul 2023 458th emgordon154 681 294 3ms 10 Jun 2025 459th cefqrn 680 196 12ms 6 Jan 2023 459th BREMAUCY 🇫🇷 680 196 10ms 16 Aug 2025 461st Protothor 678 250 9ms 8 Jun 2025 461st gigaprofisi 🇺🇸 678 250 14ms 10 Aug 2025 463rd jupj 🇫🇮 678 283 261ms 12 Aug 2022 464th janbehrens 🇩🇪 677 197 12ms 10 May 2022 464th AGoyet 677 197 11ms 29 Jun 2022 466th rucin93 🇵🇱 675 251 12ms 13 Oct 2023 467th Bmrl7 674 198 16ms 3 Mar 2024 468th CatsAreFluffy 673 223 3ms 25 Jan 2023 469th AlephSquirrel 672 178 851ms 21 Jan 2024 469th Babafaba 672 178 472ms 11 days ago 469th snoozingnewt 🇺🇸 672 178 451ms 2 days ago 472nd emgordon154 672 222 481ms 30 May 2025 473rd myleopard 670 199 12ms 25 Dec 2022 473rd PyryL 🇫🇮 670 199 11ms 21 Aug 2024 473rd andrewjc2000 670 199 19ms 13 Aug 2025 476th MeWhenI 🇻🇦 668 223 528ms 17 Apr 2024 477th DialFrost 🇸🇬 667 225 4ms 3 Jul 2024 478th duckyluuk 🇳🇱 665 180 642ms 28 Mar 2024 479th MeWhenI 🇻🇦 665 246 355ms 30 Jan 2023 480th kkoenig 664 289 264ms 1 Jan 2024 481st Heathcorp 🇦🇺 663 201 14ms 12 Aug 2023 481st stefangimmillaro 663 201 11ms 9 May 2024 483rd max-barstow 661 142 45ms 23 Sep 2022 484th ian-h-chamberlain 🇺🇸 661 302 200ms 22 Jun 2022 485th Yewzir 🇧🇪 660 249 63ms 29 Dec 2023 486th MeWhenI 🇻🇦 659 207 366ms 15 Feb 2023 487th ericlangedijk 🇸🇮 659 232 333ms 5 May 2022 487th stefangimmillaro 659 232 408ms 15 Jun 2025 489th unfinishedprogram 659 257 9ms 16 Sep 2023 490th shinh 657 143 35ms 25 Jun 2022 491st Natanaelel 🇸🇪 657 203 17ms 24 Nov 2023 492nd MeWhenI 🇻🇦 657 228 137ms 3 Aug 2024 493rd Natanaelel 🇸🇪 657 291 172ms 28 Jul 2025 494th osmith93 655 251 62ms 10 Jul 2022 495th blaztoma 🇱🇹 654 204 12ms 29 Sep 2025 496th Phil-RGOMEGA 654 247 4ms 23 Aug 2023 497th albanian-laundromat 653 283 43ms 3 days ago 498th dokutan 650 210 249ms 15 Feb 2024 499th emgordon154 650 231 3ms 6 Apr 2025 500th sean-niemann 🇺🇸 650 253 2,328ms 16 Oct 2024 501st 4hg 🇺🇸 648 145 43ms 25 Jan 2023 502nd MeWhenI 🇻🇦 648 230 97ms 15 Dec 2022 503rd qpwoeirut 647 206 12ms 7 days ago 504th Heathcorp 🇦🇺 647 232 3ms 12 Aug 2023 504th snoozingnewt 🇺🇸 647 232 4ms 23 Sep 2023 504th Lv0Sys 🇵🇱 647 232 4ms 31 May 2025 504th dokutan 647 232 3ms 14 Jul 2025 508th junkondo-jp 647 262 10ms 31 May 2024 509th yzhs 🇩🇪 644 207 13ms 31 May 2022 509th Masttest 644 207 12ms 14 Feb 2024 509th KatieLG 🇬🇧 644 207 14ms 11 Oct 2025 512th Yewzir 🇧🇪 644 226 142ms 20 Jun 2024 513th CaedenHarper 🇨🇦 644 263 13ms 16 Sep 2025 514th jerrandolph 644 298 262ms 20 Oct 2023 515th CatsAreFluffy 642 256 58ms 25 Jan 2023 516th Yewzir 🇧🇪 638 323 345ms 2 Oct 2025 517th Ripick 637 257 354ms 29 Jan 2023 518th arctouch-cristiannevianna 635 241 371ms 20 Nov 2023 519th knutae 🇳🇴 632 211 12ms 30 Dec 2023 519th alemelis 632 211 13ms 11 Oct 2024 521st MeWhenI 🇻🇦 632 370 39ms 6 Jun 2023 522nd MeWhenI 🇻🇦 631 368 59ms 25 Jul 2024 523rd jared-hughes 626 150 38ms 12 Sep 2022 524th amollberg 🇸🇪 626 213 12ms 14 Jan 2024 524th frankgraziano 626 213 14ms 2 Mar 2025 First Prev 451–525 of 801 Next Last