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 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 Chars Time Submitted 599th HumanoidCPU 265 769 5ms 13 Aug 2024 599th KatieLG-Transpiler 🇬🇧 265 769 5ms 16 Aug 2024 599th Mabeloid 🇳🇴 265 769 8ms 21 Sep 2024 599th CaedenHarper 🇨🇦 265 769 4ms 22 Jan 2025 599th snoozingnewt 🇺🇸 265 769 4ms 28 Sep 2025 606th tomtheisen 🇺🇸 264 521 394ms 13 Feb 2025 607th msbranicky 262 638 136ms 1 Sep 2023 608th c0d3-4-F00d 🇩🇪 261 241 2ms 4 Dec 2023 609th helbling 🇨🇭 260 242 2ms 25 Jul 2024 610th Shanethegamer 🇺🇸 259 781 22ms 1 Sep 2023 610th KatieLG 🇬🇧 259 781 22ms 2 Sep 2023 610th KatieLG-Transpiler 🇬🇧 259 781 21ms 2 Sep 2023 610th snoozingnewt 🇺🇸 259 781 22ms 5 Sep 2023 610th vgamula 🇺🇦 259 781 22ms 6 Sep 2023 610th HumanoidCPU 259 781 22ms 16 Apr 2024 610th Mabeloid 🇳🇴 259 781 21ms 21 Sep 2024 610th dokutan 259 781 23ms 18 Oct 2024 610th CaedenHarper 🇨🇦 259 781 25ms 22 Jan 2025 619th ndren 259 782 28ms 20 Jan 2025 620th Martymoose98 258 244 2ms 30 May 2025 621st JunkIce 258 338 13ms 13 Feb 2025 622nd blaztoma 🇱🇹 255 540 380ms 6 Sep 2025 623rd msbranicky 255 594 86ms 1 Sep 2023 624th 1231234md5 🇨🇳 254 344 19ms 12 Dec 2023 625th rak1507 🇬🇧 252 347 50ms 1 Sep 2023 626th Shanethegamer 🇺🇸 252 782 62ms 1 Sep 2023 626th HumanoidCPU 252 782 61ms 27 May 2024 626th dokutan 252 782 64ms 30 Jul 2024 626th Mabeloid 🇳🇴 252 782 63ms 21 Sep 2024 626th CaedenHarper 🇨🇦 252 782 64ms 22 Jan 2025 631st dokutan 251 588 329ms 24 Sep 2025 632nd KatieLG 🇬🇧 251 712 3ms 22 Aug 2024 633rd dokutan 249 422 71ms 22 Jun 2025 634th KatieLG 🇬🇧 249 792 60ms 2 Sep 2023 635th gigaprofisi 🇺🇸 248 254 3ms 16 Jul 2025 636th KatieLG 🇬🇧 246 430 8ms 5 Oct 2025 637th kallmi28 🇨🇿 244 258 2ms 8 Nov 2023 638th msbranicky 244 596 2ms 10 Oct 2023 639th dokutan 244 791 141ms 18 Oct 2024 640th KatieLG-Transpiler 🇬🇧 244 809 620ms 2 Sep 2023 641st MeWhenI 🇻🇦 243 779 9ms 1 Sep 2023 641st Shanethegamer 🇺🇸 243 779 9ms 1 Sep 2023 641st HumanoidCPU 243 779 10ms 16 Apr 2024 641st Mabeloid 🇳🇴 243 779 14ms 21 Sep 2024 641st dokutan 243 779 10ms 18 Oct 2024 641st CaedenHarper 🇨🇦 243 779 10ms 22 Jan 2025 647th Shanethegamer 🇺🇸 243 795 111ms 1 Sep 2023 647th KatieLG 🇬🇧 243 795 129ms 2 Sep 2023 647th KatieLG-Transpiler 🇬🇧 243 795 122ms 2 Sep 2023 647th msbranicky 243 795 107ms 11 Sep 2023 647th HumanoidCPU 243 795 146ms 16 Apr 2024 647th Mabeloid 🇳🇴 243 795 110ms 21 Sep 2024 647th CaedenHarper 🇨🇦 243 795 163ms 21 Jan 2025 654th yzhs 🇩🇪 242 260 2ms 24 Mar 2024 655th msbranicky 242 637 6ms 1 Sep 2023 656th snoozingnewt 🇺🇸 242 798 139ms 4 Sep 2023 657th LostSyntax21 🇬🇧 241 363 32ms 17 days ago 658th MeWhenI 🇻🇦 241 800 141ms 1 Sep 2023 659th FortuiteMan 🇫🇷 237 368 44ms 11 Sep 2023 660th msbranicky 237 625 300ms 1 Sep 2023 661st msbranicky 237 678 1,650ms 17 Sep 2025 662nd KatieLG 🇬🇧 237 797 9ms 2 Sep 2023 662nd KatieLG-Transpiler 🇬🇧 237 797 10ms 2 Sep 2023 664th roguh 🇬🇹 235 268 2ms 23 Jan 2024 665th cbrt-x 235 821 130ms 9 Oct 2023 666th bac0id 234 587 342ms 9 Jan 2025 667th annaproxy 233 270 2ms 1 Sep 2023 668th Maximizer02 231 578 6ms 22 Mar 2024 669th msbranicky 231 635 248ms 1 Sep 2023 670th AbhilashaTandon 230 380 19ms 21 Sep 2023 671st Shanethegamer 🇺🇸 229 448 391ms 1 Sep 2023 672nd Shanethegamer 🇺🇸 228 783 2ms 1 Sep 2023 672nd theunofficialcoder 228 783 2ms 21 Jan 2024 672nd Mabeloid 🇳🇴 228 783 2ms 21 Sep 2024 672nd CaedenHarper 🇨🇦 228 783 2ms 22 Jan 2025 First Prev 601–675 of 1,298 Next Last