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 Mandelbrot 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 Topological Sort 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 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 Knight 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 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 Knight 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 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 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 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 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 151st MeWhenI 🇻🇦 741 181 28 Feb 2024 152nd SirBogman 🇺🇸 740 168 2 Jan 2022 153rd rucin93 🇵🇱 738 133 19 Jan 2025 154th SirBogman 🇺🇸 737 99 31 Jan 2024 155th emgordon154 733 123 12 Apr 2025 156th SirBogman 🇺🇸 733 145 24 Nov 2021 157th MeWhenI 🇻🇦 732 157 28 Feb 2024 158th MeWhenI 🇻🇦 729 202 28 Feb 2024 159th SirBogman 🇺🇸 727 104 28 Nov 2023 160th neel11235813 727 124 5 Nov 2023 161st sean-niemann 🇺🇸 727 134 18 hours ago 162nd MeWhenI 🇻🇦 726 192 28 Feb 2024 163rd MeWhenI 🇻🇦 726 239 22 Apr 2024 164th dvargas46 🇺🇸 725 185 7 Apr 2023 165th Natanaelel 🇸🇪 720 105 20 Feb 2024 166th tatzyr 🇯🇵 716 102 11 Mar 2025 167th orthoplex 🇨🇽 710 127 26 Oct 2021 167th ndren 710 127 22 Nov 2023 169th dcgjb 707 125 30 Jan 2024 169th nwellnhof 🇩🇪 707 125 18 Oct 2024 171st MeWhenI 🇻🇦 701 219 13 Aug 2024 172nd annaproxy 699 129 8 Jun 2022 173rd inventshah 698 178 12 Nov 2022 174th emgordon154 693 121 12 Apr 2025 175th MeWhenI 🇻🇦 691 220 28 Feb 2024 176th Artemis21 🇬🇧 688 131 10 Jan 2025 176th CornerMercury 🇬🇧 688 131 2 Mar 2025 178th neel11235813 687 122 27 Mar 2024 179th inventshah 686 155 12 Nov 2022 180th DialFrost 🇸🇬 684 118 2 Jan 2024 181st MeWhenI 🇻🇦 683 132 22 Oct 2021 182nd stefangimmillaro 683 229 12 May 2024 183rd MeWhenI 🇻🇦 679 623 27 Jan 2025 184th TFeld00 🇩🇰 678 133 19 May 2022 184th anter69 🇭🇺 678 133 7 Jul 2025 186th helbling 🇨🇭 677 145 6 Sep 2024 186th voytxt 🇨🇿 677 145 2 Jun 2025 188th jacobly0 🇺🇸 677 256 22 Apr 2024 189th MeWhenI 🇻🇦 676 176 28 Feb 2024 190th Waffle3z 674 167 8 Apr 2022 191st saito-ta 🇯🇵 670 118 13 Feb 2023 192nd weliveinhell 🇭🇹 668 147 21 Jan 2024 193rd primo-ppcg 🇹🇭 668 201 24 Jan 2022 194th pardouin 🇫🇷 667 176 20 May 2025 195th MeWhenI 🇻🇦 667 239 13 Feb 2025 196th NewDefectus 🇮🇱 664 160 28 Dec 2021 197th stefangimmillaro 664 229 18 Oct 2023 198th DialFrost 🇸🇬 663 136 23 Feb 2024 198th KatieLG 🇬🇧 663 136 14 Sep 2024 200th inventshah 661 174 12 Nov 2022 201st MeWhenI 🇻🇦 660 418 17 Nov 2021 202nd dmrichwa 🇺🇸 659 149 28 Jan 2023 203rd ovs-code 🇩🇪 655 128 6 Jul 2025 204th albanian-laundromat 649 227 6 Jul 2025 205th ovs-code 🇩🇪 646 113 6 Jul 2025 206th MeWhenI 🇻🇦 646 152 28 Feb 2024 207th MostParsingVex 641 459 16 Jan 2025 208th MeWhenI 🇻🇦 640 131 13 Jul 2024 209th KasperKivimaeki 🇫🇮 640 166 14 Feb 2025 210th stefangimmillaro 639 182 3 Oct 2023 211th emgordon154 637 241 29 Jun 2025 212th stefangimmillaro 634 227 3 Oct 2023 213th stefangimmillaro 633 255 24 Jul 2023 214th lynn 632 249 25 Oct 2021 215th stefangimmillaro 632 273 17 Nov 2023 216th ovs-code 🇩🇪 630 143 6 Jul 2025 217th jared-hughes 626 180 9 Apr 2022 218th error256 625 223 29 Jul 2024 219th AdrienHache 🇫🇷 619 188 21 days ago 220th KatieLG 🇬🇧 616 136 28 Oct 2024 221st MeWhenI 🇻🇦 616 176 4 Sep 2024 222nd AlephSquirrel 615 247 27 Jan 2025 223rd stefangimmillaro 613 159 20 Oct 2023 224th dokutan 609 148 20 Apr 2025 225th bac0id 609 257 25 Jun 2024 Prev 151–225 of 423 Next