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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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 526th dokutan 319 528 12ms 9 Apr 2025 527th dokutan 316 451 54ms 4 Oct 2024 528th MeWhenI 🇻🇦 315 424 7ms 9 May 2024 529th emplv 🇱🇻 312 259 76ms 20 Oct 2023 530th snoozingnewt 🇺🇸 311 419 3ms 23 Sep 2025 531st MeWhenI 🇻🇦 310 773 16ms 1 Sep 2023 531st Shanethegamer 🇺🇸 310 773 16ms 1 Sep 2023 531st snoozingnewt 🇺🇸 310 773 14ms 2 Sep 2023 531st msbranicky 310 773 14ms 13 Sep 2023 531st theunofficialcoder 310 773 14ms 7 Jan 2024 531st KatieLG 🇬🇧 310 773 14ms 17 Mar 2024 531st HumanoidCPU 310 773 14ms 16 Apr 2024 531st Mabeloid 🇳🇴 310 773 14ms 21 Sep 2024 531st CaedenHarper 🇨🇦 310 773 14ms 22 Jan 2025 531st JunkIce 310 773 14ms 24 Jan 2025 541st MeWhenI 🇻🇦 309 422 3ms 1 Nov 2023 542nd elgan65536 304 207 2ms 7 Apr 2024 542nd madex 🇩🇪 304 207 3ms 3 Jul 2024 544th thisishowmymindworks 🇳🇴 303 348 10ms 11 Jun 2024 544th hacker112 🇸🇪 303 348 10ms 22 Jun 2024 546th msbranicky 303 591 2ms 1 Sep 2023 547th bobbysq 300 291 11ms 20 May 2024 548th Natanaelel 🇸🇪 297 212 2ms 4 Sep 2023 548th iczelia 🇩🇪 297 212 2ms 12 days ago 550th brimstonetrader 297 294 98ms 10 Jan 2024 551st dokutan 297 489 2ms 21 Jun 2025 552nd MateuszPietrzak 🇵🇱 294 286 2,466ms 17 Jan 2024 553rd CaedenHarper 🇨🇦 293 215 4ms 30 Jan 2025 554th KatieLG 🇬🇧 292 783 1ms 2 Sep 2023 554th snoozingnewt 🇺🇸 292 783 1ms 7 Sep 2023 554th Shanethegamer 🇺🇸 292 783 1ms 16 Jan 2024 554th HumanoidCPU 292 783 2ms 16 Apr 2024 554th CaedenHarper 🇨🇦 292 783 1ms 22 Jan 2025 559th KatieLG-Transpiler 🇬🇧 292 784 1ms 2 Sep 2023 559th Mabeloid 🇳🇴 292 784 1ms 21 Sep 2024 561st msbranicky 291 785 1ms 20 Sep 2023 562nd logvp 289 218 2ms 1 Feb 2024 563rd Stanbroek 289 291 70ms 18 Sep 2023 564th dokutan 289 354 360ms 20 Mar 2025 565th Yewzir 🇧🇪 288 219 2ms 7 Nov 2023 566th janbehrens 🇩🇪 284 222 2ms 30 Dec 2023 567th rifatx 283 223 2ms 16 Jul 2024 568th hellwue 281 311 18ms 10 Sep 2024 569th codereport 🇨🇦 279 226 2ms 18 Apr 2025 570th mossiegoat 279 313 23ms 6 Jun 2025 571st gastropner 278 227 2ms 17 Jul 2025 572nd crizin 🇰🇷 277 534 548ms 15 Sep 2023 573rd dokutan 276 569 2ms 6 Jun 2024 574th Jacob385 275 538 469ms 4 Aug 2024 575th dokutan 275 572 3,396ms 24 Oct 2024 575th alphafalfa 275 572 16ms 1 Aug 2025 577th Mabeloid 🇳🇴 272 232 2ms 15 days ago 578th aksyristos 272 321 14ms 11 Sep 2023 579th dokutan 271 495 6ms 10 Apr 2025 580th msbranicky 269 626 4ms 12 Sep 2023 581st plcc0 268 326 10ms 10 Apr 2025 582nd bac0id 267 236 2ms 8 Jan 2025 583rd dokutan 267 305 47ms 13 Mar 2025 584th msbranicky 267 590 3,611ms 11 Jan 2025 585th trinityy-7 266 237 2ms 10 Oct 2023 586th IISResetMe 265 313 354ms 21 Nov 2023 587th YAJUE114514 265 329 454ms 1 Jul 2025 588th JunkIce 265 338 622ms 13 Feb 2025 589th KatieLG 🇬🇧 265 769 4ms 11 Aug 2024 589th Shanethegamer 🇺🇸 265 769 4ms 11 Aug 2024 589th HumanoidCPU 265 769 5ms 13 Aug 2024 589th KatieLG-Transpiler 🇬🇧 265 769 5ms 16 Aug 2024 589th Mabeloid 🇳🇴 265 769 8ms 21 Sep 2024 589th CaedenHarper 🇨🇦 265 769 4ms 22 Jan 2025 589th snoozingnewt 🇺🇸 265 769 4ms 28 Sep 2025 596th tomtheisen 🇺🇸 264 521 394ms 13 Feb 2025 597th msbranicky 262 638 136ms 1 Sep 2023 598th c0d3-4-F00d 🇩🇪 261 241 2ms 4 Dec 2023 599th helbling 🇨🇭 260 242 2ms 25 Jul 2024 600th Shanethegamer 🇺🇸 259 781 22ms 1 Sep 2023 First Prev 526–600 of 1,276 Next Last