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 300th error256 557 767 7ms 7 Jul 2024 300th KatieLG 🇬🇧 557 767 7ms 31 Jul 2024 300th Shanethegamer 🇺🇸 557 767 10ms 11 May 2025 300th snoozingnewt 🇺🇸 557 767 7ms 3 Oct 2025 305th Steffan153 🇫🇮 554 241 65ms 20 Jul 2024 306th ndren 550 777 9ms 1 Sep 2023 307th bricknellj 549 159 142ms 23 Apr 2025 308th tobeannouncd 548 352 147ms 20 Dec 2024 309th MeWhenI 🇻🇦 546 296 1,571ms 13 days ago 310th MeWhenI 🇻🇦 546 782 7ms 1 Sep 2023 310th msbranicky 546 782 7ms 15 Sep 2023 310th KatieLG-Transpiler 🇬🇧 546 782 7ms 18 Nov 2023 310th HumanoidCPU 546 782 7ms 28 May 2024 310th Mabeloid 🇳🇴 546 782 7ms 21 Sep 2024 310th CaedenHarper 🇨🇦 546 782 9ms 22 Jan 2025 316th SirBogman 🇺🇸 543 116 2ms 11 Jan 2024 317th MeWhenI 🇻🇦 542 195 10ms 3 Aug 2024 318th weliveinhell 🇭🇹 539 196 10ms 6 Jan 2024 319th arcpolaris 539 255 389ms 11 days ago 320th roavin 535 257 338ms 18 Oct 2023 320th janbehrens 🇩🇪 535 257 331ms 30 Dec 2023 320th rifatx 535 257 335ms 21 Jul 2024 323rd weliveinhell 🇭🇹 534 118 2ms 16 Jan 2024 324th KrausRaus 🇺🇸 533 198 9ms 27 Sep 2023 325th typeswitch-dev 🇵🇹 532 571 3ms 1 Sep 2023 326th stefangimmillaro 531 161 1,088ms 13 Nov 2023 327th trinityy-7 530 334 3ms 9 Feb 2024 328th error256 529 119 2ms 27 May 2024 329th CaedenHarper 🇨🇦 528 200 13ms 7 Sep 2025 330th weliveinhell 🇭🇹 527 278 255ms 7 Jan 2024 331st uttumuttu 🇫🇮 526 201 10ms 4 Sep 2023 332nd ovs-code 🇩🇪 521 121 2ms 18 Apr 2025 333rd KatieLG 🇬🇧 520 802 587ms 7 Jun 2025 334th rak1507 🇬🇧 518 141 3ms 1 Sep 2023 335th stefangimmillaro 516 158 1,482ms 9 Sep 2023 336th dokutan 516 809 690ms 12 Jan 2025 336th Shanethegamer 🇺🇸 516 809 911ms 13 Jan 2025 336th GolfingSuccess 🇬🇷 516 809 494ms 13 Jan 2025 336th HumanoidCPU 516 809 506ms 13 Jan 2025 336th CaedenHarper 🇨🇦 516 809 736ms 21 Jan 2025 336th MeWhenI 🇻🇦 516 809 566ms 10 Feb 2025 342nd snoozingnewt 🇺🇸 515 810 605ms 25 Sep 2025 343rd blaztoma 🇱🇹 514 170 45ms 7 days ago 344th KrausRaus 🇺🇸 514 281 2ms 26 Oct 2023 345th lukechampine 513 286 262ms 7 Jun 2025 346th jared-hughes 502 174 10ms 5 Sep 2023 347th GrayJoKing 🇦🇺 502 209 78ms 13 Sep 2024 348th janbehrens 🇩🇪 501 295 320ms 30 Dec 2023 349th emgordon154 498 276 343ms 20 Oct 2024 350th stefangimmillaro 494 212 136ms 24 Oct 2023 351st annaproxy 491 280 336ms 24 Sep 2023 352nd olleicua 🇺🇸 490 872 7ms 28 Mar 2024 353rd FlorianCassayre 🇫🇷 488 303 316ms 2 Sep 2023 354th MeWhenI 🇻🇦 488 808 12ms 1 Sep 2023 354th snoozingnewt 🇺🇸 488 808 10ms 2 Sep 2023 354th BREMAUCY 🇫🇷 488 808 10ms 5 Sep 2023 354th DialFrost 🇸🇬 488 808 10ms 7 Sep 2023 354th dokutan 488 808 10ms 21 Jan 2024 354th HumanoidCPU 488 808 11ms 27 May 2024 354th KatieLG 🇬🇧 488 808 10ms 27 Sep 2024 354th emgordon154 488 808 10ms 17 Oct 2024 354th CaedenHarper 🇨🇦 488 808 10ms 24 Jan 2025 354th Shanethegamer 🇺🇸 488 808 11ms 21 Apr 2025 364th BambooleanLogic 🇸🇪 485 218 11ms 17 Sep 2023 364th janbehrens 🇩🇪 485 218 9ms 30 Dec 2023 366th h3ra993huskp 🇯🇵 485 305 325ms 17 Jun 2024 367th Natanaelel 🇸🇪 483 177 984ms 1 Sep 2023 368th postie77 483 285 347ms 6 Sep 2023 369th GolfingSuccess 🇬🇷 482 154 47ms 1 Sep 2023 370th blaztoma 🇱🇹 482 169 40ms 19 Oct 2025 371st eranws 482 219 9ms 3 Sep 2023 372nd Mabeloid 🇳🇴 479 187 773ms 17 Sep 2024 373rd guilhem-roy 🇫🇷 477 183 11ms 10 Jul 2024 374th dokutan 476 429 4ms 19 Aug 2024 375th rucin93 🇵🇱 475 203 142ms 3 Aug 2024 First Prev 301–375 of 1,310 Next Last