QR Decoder 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 226th Steffan153 🇫🇮 588 124 31 Jul 2024 227th NewDefectus 🇮🇱 587 167 21 Sep 2021 228th scpchicken 🇵🇼 581 324 17 Mar 2023 229th MeWhenI 🇻🇦 579 272 14 Jun 2023 230th ovs-code 🇩🇪 574 146 22 Mar 2025 231st wh3n3v3r 🇨🇿 574 157 14 Nov 2024 232nd bac0id 574 185 25 Jun 2024 233rd lynn 573 96 3 Apr 2023 234th MeWhenI 🇻🇦 573 138 28 Feb 2024 235th SB-945 570 158 14 Mar 2024 236th lynn 569 303 31 Mar 2022 236th andersk 🇺🇸 569 303 1 Nov 2022 238th Steffan153 🇫🇮 566 148 31 Jul 2024 238th dokutan 566 148 20 Apr 2025 240th ovs-code 🇩🇪 565 129 10 Jul 2024 241st edsrzf 🇳🇿 565 269 28 Jan 2025 242nd jared-hughes 560 135 25 May 2022 243rd bac0id 559 208 25 Jun 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jared-hughes 500 180 9 Apr 2022 271st MeWhenI 🇻🇦 497 172 5 Jan 2025 272nd stefangimmillaro 496 147 12 May 2024 273rd Seek64 🇩🇪 492 183 4 days ago 274th snoozingnewt 🇺🇸 491 284 14 Oct 2023 275th inventshah 474 190 12 Nov 2022 275th stefangimmillaro 474 190 8 Aug 2023 277th p-vf 🇨🇭 473 246 21 Nov 2021 278th janbehrens 🇩🇪 469 286 13 Sep 2022 279th yzhs 🇩🇪 467 193 4 Jun 2022 280th MeWhenI 🇻🇦 466 256 28 Feb 2024 281st MeWhenI 🇻🇦 465 268 4 Mar 2022 282nd yuchuehw 464 194 6 Jan 2024 283rd janbehrens 🇩🇪 458 254 4 Dec 2024 284th nullie 455 198 14 Jun 2022 285th janbehrens 🇩🇪 450 218 4 Dec 2024 286th elgan65536 446 387 10 Apr 2024 287th jakobkordez 🇸🇮 439 205 30 Oct 2022 288th rucin93 🇵🇱 436 196 5 Jan 2025 289th CatsAreFluffy 435 207 17 Feb 2024 290th MeWhenI 🇻🇦 434 480 18 Mar 2024 291st Natanaelel 🇸🇪 434 737 19 Feb 2024 292nd StefanHabel 🇨🇦 433 208 8 Apr 2024 293rd OllieBoyne 🇬🇧 427 211 19 Aug 2022 293rd albanian-laundromat 427 211 10 Apr 2025 295th h3ra993huskp 🇯🇵 421 372 6 May 2024 296th mathisfun271 419 215 12 Feb 2024 297th andrewjc2000 417 216 15 May 2025 298th coreynash 416 236 13 Feb 2024 299th pschmid0 🇺🇸 416 287 23 Oct 2022 300th antimon2 🇯🇵 414 195 8 Mar 2024 Prev 226–300 of 409 Next