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 Continued Fractions Crossword 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 Continued Fractions Crossword 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 526th jtaxen 329 265 37ms 14 May 2024 527th frankgraziano 328 318 4,993ms 11 Apr 2025 528th jared-hughes 325 194 2ms 7 Sep 2023 529th yuchuehw 325 269 10ms 26 Jan 2024 529th inverseLorentz 🇦🇺 325 269 10ms 20 Feb 2024 531st msbranicky 325 609 82ms 13 Sep 2023 532nd msbranicky 325 623 27ms 21 Sep 2023 533rd msbranicky 324 546 3ms 1 Sep 2023 534th scpchicken 🇵🇼 323 326 4ms 1 Nov 2023 535th dokutan 322 328 10ms 13 Mar 2025 536th nyoshe 320 197 2ms 19 Sep 2023 537th hiichbindermax 320 273 10ms 13 Feb 2025 538th dokutan 319 528 11ms 9 Apr 2025 539th dokutan 317 451 43ms 4 Oct 2024 540th MeWhenI 🇻🇦 315 424 7ms 9 May 2024 541st HumanoidCPU 314 416 3ms 18 hours ago 542nd emplv 🇱🇻 312 259 76ms 20 Oct 2023 543rd snoozingnewt 🇺🇸 311 419 3ms 23 Sep 2025 544th MeWhenI 🇻🇦 310 773 16ms 1 Sep 2023 544th Shanethegamer 🇺🇸 310 773 16ms 1 Sep 2023 544th snoozingnewt 🇺🇸 310 773 14ms 2 Sep 2023 544th msbranicky 310 773 14ms 13 Sep 2023 544th theunofficialcoder 310 773 14ms 7 Jan 2024 544th KatieLG 🇬🇧 310 773 14ms 17 Mar 2024 544th HumanoidCPU 310 773 14ms 16 Apr 2024 544th Mabeloid 🇳🇴 310 773 14ms 21 Sep 2024 544th CaedenHarper 🇨🇦 310 773 14ms 22 Jan 2025 544th JunkIce 310 773 14ms 24 Jan 2025 554th MeWhenI 🇻🇦 309 422 3ms 1 Nov 2023 555th elgan65536 304 207 2ms 7 Apr 2024 555th madex 🇩🇪 304 207 3ms 3 Jul 2024 557th thisishowmymindworks 🇳🇴 304 348 9ms 11 Jun 2024 557th hacker112 🇸🇪 304 348 10ms 22 Jun 2024 559th msbranicky 303 591 2ms 1 Sep 2023 560th bobbysq 300 291 9ms 20 May 2024 561st Natanaelel 🇸🇪 297 212 2ms 4 Sep 2023 561st iczelia 🇩🇪 297 212 2ms 17 Oct 2025 563rd brimstonetrader 297 294 99ms 10 Jan 2024 564th dokutan 295 489 2ms 21 Jun 2025 565th MateuszPietrzak 🇵🇱 294 286 2,242ms 17 Jan 2024 566th CaedenHarper 🇨🇦 293 215 4ms 30 Jan 2025 567th KatieLG 🇬🇧 292 783 1ms 2 Sep 2023 567th snoozingnewt 🇺🇸 292 783 1ms 7 Sep 2023 567th Shanethegamer 🇺🇸 292 783 1ms 16 Jan 2024 567th HumanoidCPU 292 783 2ms 16 Apr 2024 567th CaedenHarper 🇨🇦 292 783 1ms 22 Jan 2025 572nd KatieLG-Transpiler 🇬🇧 292 784 1ms 2 Sep 2023 572nd Mabeloid 🇳🇴 292 784 1ms 21 Sep 2024 574th msbranicky 291 785 1ms 20 Sep 2023 575th logvp 289 218 2ms 1 Feb 2024 576th Stanbroek 289 291 61ms 18 Sep 2023 577th dokutan 289 354 360ms 20 Mar 2025 578th Yewzir 🇧🇪 288 219 2ms 7 Nov 2023 579th HumanoidCPU 288 311 341ms 9 days ago 580th janbehrens 🇩🇪 284 222 2ms 30 Dec 2023 581st rifatx 283 223 2ms 16 Jul 2024 582nd snoozingnewt 🇺🇸 281 224 2ms 17 days ago 583rd hellwue 281 311 16ms 10 Sep 2024 583rd HumanoidCPU 281 311 11ms 9 days ago 585th codereport 🇨🇦 279 226 2ms 18 Apr 2025 586th mossiegoat 279 313 16ms 6 Jun 2025 587th gastropner 278 227 2ms 17 Jul 2025 588th crizin 🇰🇷 277 534 323ms 15 Sep 2023 589th dokutan 276 569 2ms 6 Jun 2024 590th dokutan 276 572 2,820ms 24 Oct 2024 591st Jacob385 275 538 305ms 4 Aug 2024 592nd alphafalfa 275 572 16ms 1 Aug 2025 593rd Mabeloid 🇳🇴 272 232 2ms 15 Oct 2025 594th aksyristos 272 321 13ms 11 Sep 2023 595th Yewzir 🇧🇪 272 593 1,566ms 7 days ago 596th dokutan 271 495 4ms 10 Apr 2025 597th msbranicky 269 626 4ms 12 Sep 2023 598th plcc0 268 326 10ms 10 Apr 2025 599th bac0id 267 236 2ms 8 Jan 2025 600th dokutan 267 305 47ms 13 Mar 2025 First Prev 526–600 of 1,311 Next Last