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 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 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 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 Transpose Sentence 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 Transpose Sentence 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 451st two-bad 🇬🇧 355 297 22 Feb 2024 452nd dokutan 355 569 6 Jun 2024 453rd nstearns96 🇬🇧 352 248 20 Sep 2023 453rd cros107 352 248 7 Feb 2025 455th HumanoidCPU 351 300 28 May 2024 456th StinkAndShityAura 350 249 17 Nov 2024 457th msbranicky 350 614 24 Dec 2023 458th KatieLG 🇬🇧 350 712 22 Aug 2024 459th janbehrens 🇩🇪 349 241 30 Dec 2023 460th alphafalfa 349 578 1 Nov 2024 461st Ripick 348 343 14 Jul 2024 462nd croc54 343 254 30 Jan 2025 463rd aaronze 🇦🇺 339 240 22 Sep 2023 464th snoozingnewt 🇺🇸 339 269 11 Feb 2024 465th jacobly0 🇺🇸 337 187 1 Sep 2023 466th mbittner20 337 259 17 Jul 2024 467th stertooy 🇧🇪 335 260 16 Jun 2024 468th KatieLG 🇬🇧 334 531 25 Feb 2024 469th bac0id 333 252 8 Jan 2025 470th jtaxen 329 265 14 May 2024 471st crizin 🇰🇷 329 534 15 Sep 2023 472nd frankgraziano 327 318 23 days ago 473rd Jacob385 327 538 4 Aug 2024 474th jared-hughes 325 194 7 Sep 2023 475th msbranicky 325 623 21 Sep 2023 476th yuchuehw 324 269 26 Jan 2024 476th snoozingnewt 🇺🇸 324 269 4 Feb 2024 476th inverseLorentz 🇦🇺 324 269 20 Feb 2024 479th msbranicky 324 546 1 Sep 2023 480th msbranicky 324 609 13 Sep 2023 481st scpchicken 🇵🇼 323 326 1 Nov 2023 482nd dokutan 322 451 4 Oct 2024 483rd IISResetMe 321 313 21 Nov 2023 484th dokutan 321 328 13 Mar 2025 485th nyoshe 320 197 19 Sep 2023 486th hiichbindermax 319 273 13 Feb 2025 487th dokutan 319 528 25 days ago 488th emgordon154 318 379 20 Oct 2024 489th Shanethegamer 🇺🇸 318 783 1 Sep 2023 489th theunofficialcoder 318 783 21 Jan 2024 489th Mabeloid 🇳🇴 318 783 21 Sep 2024 489th CaedenHarper 🇨🇦 318 783 22 Jan 2025 493rd KatieLG-Transpiler 🇬🇧 316 787 2 Sep 2023 494th MeWhenI 🇻🇦 315 559 16 Aug 2024 495th emplv 🇱🇻 312 259 20 Oct 2023 496th MeWhenI 🇻🇦 310 773 1 Sep 2023 496th Shanethegamer 🇺🇸 310 773 1 Sep 2023 496th snoozingnewt 🇺🇸 310 773 2 Sep 2023 496th msbranicky 310 773 13 Sep 2023 496th theunofficialcoder 310 773 7 Jan 2024 496th KatieLG 🇬🇧 310 773 17 Mar 2024 496th HumanoidCPU 310 773 16 Apr 2024 496th Mabeloid 🇳🇴 310 773 21 Sep 2024 496th CaedenHarper 🇨🇦 310 773 22 Jan 2025 496th JunkIce 310 773 24 Jan 2025 506th MeWhenI 🇻🇦 309 422 1 Nov 2023 507th elgan65536 304 207 7 Apr 2024 507th madex 🇩🇪 304 207 3 Jul 2024 509th HumanoidCPU 304 820 16 Apr 2024 510th thisishowmymindworks 🇳🇴 303 348 11 Jun 2024 510th hacker112 🇸🇪 303 348 22 Jun 2024 512th dokutan 302 535 25 days ago 513th bobbysq 300 291 20 May 2024 514th Natanaelel 🇸🇪 297 212 4 Sep 2023 515th brimstonetrader 297 294 10 Jan 2024 516th ryyyn 296 295 16 Jan 2025 517th MateuszPietrzak 🇵🇱 294 286 17 Jan 2024 518th CaedenHarper 🇨🇦 293 215 30 Jan 2025 519th KatieLG 🇬🇧 292 783 2 Sep 2023 519th snoozingnewt 🇺🇸 292 783 7 Sep 2023 519th Shanethegamer 🇺🇸 292 783 16 Jan 2024 519th HumanoidCPU 292 783 16 Apr 2024 519th CaedenHarper 🇨🇦 292 783 22 Jan 2025 524th dokutan 291 313 17 Apr 2024 525th KatieLG-Transpiler 🇬🇧 291 784 2 Sep 2023 Prev 451–525 of 1,158 Next