Rijndael S-box 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 226th sean-niemann 🇺🇸 707 207 22 days ago 227th Argeento 🇵🇱 704 187 4 Oct 2023 228th jacobly0 🇺🇸 704 208 15 Oct 2023 229th MeWhenI 🇻🇦 703 471 1 Sep 2023 230th jared-hughes 702 174 5 Sep 2023 231st sean-niemann 🇺🇸 699 195 20 Jun 2025 232nd m-tkach 🇺🇦 699 287 18 Jan 2024 233rd lynn 698 274 12 Jun 2024 234th error256 696 173 9 Oct 2024 235th stefangimmillaro 694 224 11 Nov 2024 236th weliveinhell 🇭🇹 692 174 6 Jan 2024 237th MostParsingVex 691 225 11 Nov 2024 238th acotis 690 170 29 May 2025 239th IanUtley 684 274 4 Feb 2025 240th trinityy-7 684 484 11 Feb 2024 241st adamnielson42 🇺🇸 679 107 6 Sep 2023 241st CaedenHarper 🇨🇦 679 107 30 Jan 2025 243rd stefangimmillaro 675 158 9 Sep 2023 244th MeWhenI 🇻🇦 675 195 3 Aug 2024 245th lyphyser 674 174 8 Sep 2023 246th MeWhenI 🇻🇦 674 186 15 Sep 2025 247th weliveinhell 🇭🇹 672 196 6 Jan 2024 248th stefangimmillaro 672 216 9 Sep 2023 249th guilhem-roy 🇫🇷 667 183 10 Jul 2024 250th SirBogman 🇺🇸 666 166 21 Sep 2023 251st KrausRaus 🇺🇸 665 198 27 Sep 2023 252nd namelessiw 665 205 21 Jul 2025 253rd CaedenHarper 🇨🇦 663 189 10 Sep 2025 254th CaedenHarper 🇨🇦 659 200 7 Sep 2025 255th m-tkach 🇺🇦 656 186 10 Nov 2023 256th uttumuttu 🇫🇮 655 201 4 Sep 2023 257th MarcMush 🇫🇷 654 187 7 Jan 2024 258th stefangimmillaro 653 187 9 Sep 2023 259th MeWhenI 🇻🇦 653 224 1 Sep 2023 260th stefangimmillaro 650 204 17 Sep 2023 260th targrik 650 204 15 May 2025 262nd emgordon154 649 203 20 Oct 2024 263rd pardouin 🇫🇷 649 210 25 Oct 2024 264th CaedenHarper 🇨🇦 648 193 14 Aug 2025 265th pardouin 🇫🇷 647 130 10 Aug 2025 266th pardouin 🇫🇷 645 227 24 days ago 267th neel11235813 643 113 10 Oct 2023 268th SirBogman 🇺🇸 643 116 11 Jan 2024 269th CaedenHarper 🇨🇦 633 193 14 Aug 2025 270th SirBogman 🇺🇸 633 231 27 Sep 2023 271st KatieLG 🇬🇧 630 526 7 Jun 2025 272nd ovs-code 🇩🇪 629 122 3 Sep 2023 272nd inventshah 629 122 3 Sep 2023 274th weliveinhell 🇭🇹 627 119 16 Jan 2024 274th error256 627 119 27 May 2024 276th GolfingSuccess 🇬🇷 626 528 20 Dec 2024 277th dvargas46 🇺🇸 625 164 7 Sep 2023 278th GrayJoKing 🇦🇺 625 209 13 Sep 2024 279th CaedenHarper 🇨🇦 623 235 8 days ago 280th madeforlosers 621 212 5 Nov 2024 281st ryyyn 🇺🇸 620 197 1 Jul 2025 282nd CornerMercury 🇬🇧 617 198 8 days ago 283rd DialFrost 🇸🇬 617 237 24 days ago 284th CLOStrophobic 🇮🇹 615 298 18 Feb 2025 285th rucin93 🇵🇱 613 203 3 Aug 2024 286th ovs-code 🇩🇪 607 123 18 Apr 2025 287th emgordon154 607 206 20 Oct 2024 288th stefangimmillaro 607 222 26 Apr 2025 289th msbranicky 607 546 1 Sep 2023 290th InigoK 🇺🇸 604 202 10 Sep 2025 291st duckyluuk 🇳🇱 604 207 30 Jul 2025 292nd BambooleanLogic 🇸🇪 604 218 17 Sep 2023 292nd janbehrens 🇩🇪 604 218 30 Dec 2023 294th eranws 601 219 3 Sep 2023 295th klixel 🇨🇦 599 204 20 Jul 2025 295th emgordon154 599 204 26 days ago 297th weliveinhell 🇭🇹 597 141 6 Jun 2024 298th SirBogman 🇺🇸 593 204 21 Sep 2023 299th dokutan 593 558 25 Oct 2023 300th KasperKivimaeki 🇫🇮 592 126 17 days ago First Prev 226–300 of 1,295 Next Last