Rijndael S-box 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 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 Chars Time 596th HumanoidCPU 259 781 16 Apr 2024 596th Mabeloid 🇳🇴 259 781 21 Sep 2024 596th dokutan 259 781 18 Oct 2024 596th CaedenHarper 🇨🇦 259 781 22 Jan 2025 605th ndren 259 782 20 Jan 2025 606th Martymoose98 258 244 30 May 2025 607th JunkIce 258 338 13 Feb 2025 608th msbranicky 255 594 1 Sep 2023 609th 1231234md5 🇨🇳 254 344 12 Dec 2023 610th blaztoma 🇱🇹 254 540 6 Sep 2025 611th rak1507 🇬🇧 252 347 1 Sep 2023 612th Shanethegamer 🇺🇸 252 782 1 Sep 2023 612th HumanoidCPU 252 782 27 May 2024 612th dokutan 252 782 30 Jul 2024 612th Mabeloid 🇳🇴 252 782 21 Sep 2024 612th CaedenHarper 🇨🇦 252 782 22 Jan 2025 617th dokutan 251 588 23 days ago 618th KatieLG 🇬🇧 251 712 22 Aug 2024 619th dokutan 249 422 22 Jun 2025 620th KatieLG 🇬🇧 249 792 2 Sep 2023 621st gigaprofisi 🇺🇸 248 254 16 Jul 2025 622nd KatieLG 🇬🇧 246 430 13 days ago 623rd kallmi28 🇨🇿 244 258 8 Nov 2023 624th msbranicky 244 596 10 Oct 2023 625th dokutan 244 791 18 Oct 2024 626th KatieLG-Transpiler 🇬🇧 244 809 2 Sep 2023 627th MeWhenI 🇻🇦 243 779 1 Sep 2023 627th Shanethegamer 🇺🇸 243 779 1 Sep 2023 627th HumanoidCPU 243 779 16 Apr 2024 627th Mabeloid 🇳🇴 243 779 21 Sep 2024 627th dokutan 243 779 18 Oct 2024 627th CaedenHarper 🇨🇦 243 779 22 Jan 2025 633rd Shanethegamer 🇺🇸 243 795 1 Sep 2023 633rd KatieLG 🇬🇧 243 795 2 Sep 2023 633rd KatieLG-Transpiler 🇬🇧 243 795 2 Sep 2023 633rd msbranicky 243 795 11 Sep 2023 633rd HumanoidCPU 243 795 16 Apr 2024 633rd Mabeloid 🇳🇴 243 795 21 Sep 2024 633rd CaedenHarper 🇨🇦 243 795 21 Jan 2025 640th yzhs 🇩🇪 242 260 24 Mar 2024 641st msbranicky 242 637 1 Sep 2023 642nd snoozingnewt 🇺🇸 242 798 4 Sep 2023 643rd MeWhenI 🇻🇦 241 800 1 Sep 2023 644th FortuiteMan 🇫🇷 237 368 11 Sep 2023 645th msbranicky 237 625 1 Sep 2023 646th msbranicky 237 678 17 Sep 2025 647th KatieLG 🇬🇧 237 797 2 Sep 2023 647th KatieLG-Transpiler 🇬🇧 237 797 2 Sep 2023 649th roguh 🇬🇹 235 268 23 Jan 2024 650th cbrt-x 235 821 9 Oct 2023 651st bac0id 234 587 9 Jan 2025 652nd annaproxy 233 270 1 Sep 2023 653rd tomh1012 233 590 9 Nov 2023 654th Maximizer02 231 578 22 Mar 2024 655th msbranicky 231 635 1 Sep 2023 656th AbhilashaTandon 230 380 21 Sep 2023 657th Shanethegamer 🇺🇸 229 448 1 Sep 2023 658th Shanethegamer 🇺🇸 228 783 1 Sep 2023 658th theunofficialcoder 228 783 21 Jan 2024 658th Mabeloid 🇳🇴 228 783 21 Sep 2024 658th CaedenHarper 🇨🇦 228 783 22 Jan 2025 662nd KatieLG-Transpiler 🇬🇧 227 787 2 Sep 2023 663rd dokutan 226 324 13 Nov 2024 664th voytxt 🇨🇿 226 609 4 Nov 2024 665th msbranicky 223 617 8 Sep 2023 666th eiburns 221 285 6 Nov 2023 667th dokutan 221 427 2 Apr 2024 668th KatieLG-Transpiler 🇬🇧 221 802 2 Sep 2023 669th dokutan 220 624 5 Jun 2024 670th msbranicky 218 678 8 Sep 2023 671st snoozingnewt 🇺🇸 218 697 25 hours ago 672nd Shanethegamer 🇺🇸 218 775 1 Sep 2023 672nd CaedenHarper 🇨🇦 218 775 22 Jan 2025 674th HumanoidCPU 218 820 16 Apr 2024 675th msbranicky 217 614 24 Dec 2023 First Prev 601–675 of 1,270 Next Last