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 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 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 Colors (Inverse) 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 Polygon Triangulations QR Encoder Quadratic Formula 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 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 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 Colors (Inverse) 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 Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 451st una-ada 🇺🇸 359 294 5 Sep 2023 452nd dokutan 359 364 12 Feb 2025 453rd ZakkkkAttackkkk 🇵🇭 356 177 24 Feb 2025 454th Yewzir 🇧🇪 356 236 27 Jan 2024 455th two-bad 🇬🇧 355 297 22 Feb 2024 456th dokutan 355 569 6 Jun 2024 457th nstearns96 🇬🇧 352 248 20 Sep 2023 457th cros107 352 248 7 Feb 2025 459th HumanoidCPU 351 300 28 May 2024 460th KatieLG 🇬🇧 351 712 22 Aug 2024 461st StinkAndShityAura 350 249 17 Nov 2024 462nd msbranicky 350 614 24 Dec 2023 463rd janbehrens 🇩🇪 349 241 30 Dec 2023 464th alphafalfa 349 578 1 Nov 2024 465th Ripick 348 343 14 Jul 2024 466th croc54 343 254 30 Jan 2025 466th rucin93 🇵🇱 343 254 9 days ago 468th aaronze 🇦🇺 339 240 22 Sep 2023 469th snoozingnewt 🇺🇸 339 269 11 Feb 2024 470th jacobly0 🇺🇸 337 187 1 Sep 2023 471st mbittner20 337 259 17 Jul 2024 472nd KatieLG 🇬🇧 337 526 2 days ago 473rd stertooy 🇧🇪 336 260 16 Jun 2024 474th bac0id 333 252 8 Jan 2025 475th jtaxen 329 265 14 May 2024 476th crizin 🇰🇷 329 534 15 Sep 2023 477th frankgraziano 327 318 11 Apr 2025 478th Jacob385 327 538 4 Aug 2024 479th jared-hughes 325 194 7 Sep 2023 480th msbranicky 325 623 21 Sep 2023 481st yuchuehw 324 269 26 Jan 2024 481st snoozingnewt 🇺🇸 324 269 4 Feb 2024 481st inverseLorentz 🇦🇺 324 269 20 Feb 2024 484th msbranicky 324 546 1 Sep 2023 485th msbranicky 324 609 13 Sep 2023 486th scpchicken 🇵🇼 323 326 1 Nov 2023 487th dokutan 322 451 4 Oct 2024 488th IISResetMe 321 313 21 Nov 2023 489th dokutan 321 328 13 Mar 2025 490th nyoshe 320 197 19 Sep 2023 491st hiichbindermax 320 273 13 Feb 2025 492nd dokutan 319 528 9 Apr 2025 493rd Shanethegamer 🇺🇸 319 783 1 Sep 2023 493rd theunofficialcoder 319 783 21 Jan 2024 493rd Mabeloid 🇳🇴 319 783 21 Sep 2024 493rd CaedenHarper 🇨🇦 319 783 22 Jan 2025 497th emgordon154 318 379 20 Oct 2024 498th KatieLG-Transpiler 🇬🇧 317 787 2 Sep 2023 499th emplv 🇱🇻 312 259 20 Oct 2023 500th MeWhenI 🇻🇦 310 773 1 Sep 2023 500th Shanethegamer 🇺🇸 310 773 1 Sep 2023 500th snoozingnewt 🇺🇸 310 773 2 Sep 2023 500th msbranicky 310 773 13 Sep 2023 500th theunofficialcoder 310 773 7 Jan 2024 500th KatieLG 🇬🇧 310 773 17 Mar 2024 500th HumanoidCPU 310 773 16 Apr 2024 500th Mabeloid 🇳🇴 310 773 21 Sep 2024 500th CaedenHarper 🇨🇦 310 773 22 Jan 2025 500th JunkIce 310 773 24 Jan 2025 510th MeWhenI 🇻🇦 309 422 1 Nov 2023 511th HumanoidCPU 305 820 16 Apr 2024 512th elgan65536 304 207 7 Apr 2024 512th madex 🇩🇪 304 207 3 Jul 2024 514th thisishowmymindworks 🇳🇴 303 348 11 Jun 2024 514th hacker112 🇸🇪 303 348 22 Jun 2024 516th dokutan 302 535 9 Apr 2025 517th bobbysq 300 291 20 May 2024 518th Natanaelel 🇸🇪 297 212 4 Sep 2023 519th brimstonetrader 297 294 10 Jan 2024 520th ryyyn 🇺🇸 296 295 16 Jan 2025 521st MateuszPietrzak 🇵🇱 294 286 17 Jan 2024 522nd CaedenHarper 🇨🇦 293 215 30 Jan 2025 522nd emgordon154 293 215 5 days ago 524th KatieLG 🇬🇧 292 783 2 Sep 2023 524th snoozingnewt 🇺🇸 292 783 7 Sep 2023 Prev 451–525 of 1,176 Next