QR Decoder in all languages in bytes. 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 Bytes Time 151st lynn 756 158 17 Feb 2024 151st AlephSquirrel 756 158 12 Jan 2025 153rd MeWhenI 🇻🇦 755 233 13 May 2023 154th SirBogman 🇺🇸 754 172 31 Jan 2024 155th MeWhenI 🇻🇦 754 181 28 Feb 2024 156th SirBogman 🇺🇸 751 168 2 Jan 2022 157th Irratix 🇳🇱 750 173 6 May 2022 158th SirBogman 🇺🇸 749 150 31 Jan 2024 159th SirBogman 🇺🇸 747 104 28 Nov 2023 160th SirBogman 🇺🇸 745 145 24 Nov 2021 161st MeWhenI 🇻🇦 744 149 28 Feb 2024 162nd jared-hughes 741 164 9 Apr 2022 163rd Natanaelel 🇸🇪 740 105 20 Feb 2024 164th MeWhenI 🇻🇦 739 192 28 Feb 2024 165th ovs-code 🇩🇪 738 129 10 Jul 2024 166th dvargas46 🇺🇸 737 185 7 Apr 2023 167th MeWhenI 🇻🇦 736 239 22 Apr 2024 168th SirBogman 🇺🇸 728 164 31 Jan 2024 168th GolfingSuccess 🇬🇷 728 164 3 Jul 2024 170th NewDefectus 🇮🇱 728 167 21 Sep 2021 171st primo-ppcg 🇹🇭 727 131 28 Sep 2021 172nd emplv 🇱🇻 727 163 28 Mar 2025 173rd CLOStrophobic 🇮🇹 726 283 3 Mar 2025 174th ovs-code 🇩🇪 725 153 10 Mar 2024 175th prplz 🇦🇺 725 179 13 Jan 2024 176th jared-hughes 721 180 9 Apr 2022 177th GrayJoKing 🇦🇺 720 156 2 Oct 2021 178th MeWhenI 🇻🇦 713 219 13 Aug 2024 179th inventshah 709 178 12 Nov 2022 180th Seek64 🇩🇪 709 183 3 days ago 181st MeWhenI 🇻🇦 708 138 28 Feb 2024 182nd SirBogman 🇺🇸 702 163 31 Jan 2024 183rd MeWhenI 🇻🇦 701 220 28 Feb 2024 184th inventshah 697 155 12 Nov 2022 185th jared-hughes 692 180 9 Apr 2022 186th stefangimmillaro 691 229 12 May 2024 187th MeWhenI 🇻🇦 689 172 5 Jan 2025 188th MeWhenI 🇻🇦 689 176 28 Feb 2024 189th jacobly0 🇺🇸 687 256 22 Apr 2024 190th kg583 🇺🇸 686 189 31 Jan 2024 191st inventshah 684 174 12 Nov 2022 192nd MeWhenI 🇻🇦 684 623 27 Jan 2025 193rd inventshah 683 190 12 Nov 2022 193rd stefangimmillaro 683 190 8 Aug 2023 193rd lifthrasiir 🇰🇷 683 190 16 Nov 2024 196th pardouin 🇫🇷 681 176 20 May 2025 197th primo-ppcg 🇹🇭 679 201 24 Jan 2022 198th NewDefectus 🇮🇱 675 160 28 Dec 2021 199th stefangimmillaro 673 229 18 Oct 2023 200th KrausRaus 🇺🇸 668 182 30 Jun 2024 201st kg583 🇺🇸 667 179 17 Jul 2024 202nd jared-hughes 666 143 10 Sep 2022 203rd MeWhenI 🇻🇦 666 418 17 Nov 2021 204th tayloia 🇬🇧 664 183 4 May 2023 205th MarcMush 🇫🇷 660 168 14 Jan 2024 206th duckyluuk 🇳🇱 658 197 23 Jun 2024 207th rucin93 🇵🇱 657 185 19 Jul 2024 208th lifthrasiir 🇰🇷 656 182 2 Dec 2024 209th nullie 655 198 14 Jun 2022 210th MeWhenI 🇻🇦 652 191 28 Feb 2024 211th KasperKivimaeki 🇫🇮 651 166 14 Feb 2025 212th stefangimmillaro 649 182 3 Oct 2023 213th stefangimmillaro 648 147 12 May 2024 214th MostParsingVex 646 459 16 Jan 2025 215th duckyluuk 🇳🇱 645 185 23 Jun 2024 216th stefangimmillaro 644 227 3 Oct 2023 217th emgordon154 642 186 12 Apr 2025 218th emgordon154 642 202 17 May 2025 219th lynn 642 249 25 Oct 2021 220th stefangimmillaro 642 255 24 Jul 2023 221st SirBogman 🇺🇸 639 149 31 Jan 2024 221st tatzyr 🇯🇵 639 149 10 Mar 2025 223rd stefangimmillaro 639 273 17 Nov 2023 224th orthoplex 🇨🇽 636 204 13 Oct 2021 225th error256 636 329 29 Jul 2024 Prev 151–225 of 411 Next
