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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 151st MeWhenI 🇻🇦 741 181 23ms 28 Feb 2024 152nd SirBogman 🇺🇸 740 168 448ms 2 Jan 2022 153rd rucin93 🇵🇱 739 133 11ms 19 Jan 2025 154th SirBogman 🇺🇸 737 99 38ms 31 Jan 2024 155th emgordon154 733 123 17ms 12 Apr 2025 156th SirBogman 🇺🇸 733 145 2ms 24 Nov 2021 157th MeWhenI 🇻🇦 732 157 2ms 28 Feb 2024 158th MeWhenI 🇻🇦 729 202 3ms 28 Feb 2024 159th SirBogman 🇺🇸 727 104 42ms 28 Nov 2023 160th neel11235813 727 124 20ms 5 Nov 2023 161st sean-niemann 🇺🇸 727 134 919ms 14 Aug 2025 162nd MeWhenI 🇻🇦 726 192 94ms 28 Feb 2024 163rd dvargas46 🇺🇸 725 185 21ms 7 Apr 2023 164th Natanaelel 🇸🇪 720 105 47ms 20 Feb 2024 165th MeWhenI 🇻🇦 719 239 1,716ms 22 Apr 2024 166th tatzyr 🇯🇵 716 102 35ms 11 Mar 2025 167th orthoplex 🇨🇽 710 127 18ms 26 Oct 2021 167th ndren 710 127 32ms 22 Nov 2023 169th dcgjb 701 125 834ms 30 Jan 2024 169th nwellnhof 🇩🇪 701 125 235ms 18 Oct 2024 171st MeWhenI 🇻🇦 701 219 6ms 13 Aug 2024 172nd annaproxy 699 129 12ms 8 Jun 2022 173rd inventshah 698 178 407ms 12 Nov 2022 174th MeWhenI 🇻🇦 694 220 262ms 28 Feb 2024 175th emgordon154 693 121 495ms 12 Apr 2025 176th Artemis21 🇬🇧 688 131 15ms 10 Jan 2025 176th CornerMercury 🇬🇧 688 131 18ms 2 Mar 2025 178th neel11235813 687 122 430ms 27 Mar 2024 179th inventshah 686 155 2ms 12 Nov 2022 180th DialFrost 🇸🇬 684 118 650ms 2 Jan 2024 181st MeWhenI 🇻🇦 683 132 10ms 22 Oct 2021 182nd MeWhenI 🇻🇦 682 193 378ms 14 Aug 2022 183rd snoozingnewt 🇺🇸 680 205 93ms 4 days ago 184th kg583 🇺🇸 680 232 9ms 9 hours ago 185th MeWhenI 🇻🇦 679 623 14ms 27 Jan 2025 186th TFeld00 🇩🇰 678 133 18ms 19 May 2022 186th anter69 🇭🇺 678 133 19ms 7 Jul 2025 188th helbling 🇨🇭 678 145 10ms 6 Sep 2024 188th voytxt 🇨🇿 678 145 12ms 2 Jun 2025 190th MeWhenI 🇻🇦 676 176 2ms 28 Feb 2024 191st MeWhenI 🇻🇦 674 148 814ms 15 Sep 2025 192nd Waffle3z 674 167 2ms 8 Apr 2022 193rd jacobly0 🇺🇸 671 256 1,678ms 22 Apr 2024 194th saito-ta 🇯🇵 670 118 3ms 13 Feb 2023 195th albanian-laundromat 670 149 1,120ms 16 Sep 2025 196th weliveinhell 🇭🇹 669 147 10ms 21 Jan 2024 197th Steffan153 🇫🇮 668 197 468ms 11 Aug 2024 198th primo-ppcg 🇹🇭 668 201 14ms 24 Jan 2022 199th pardouin 🇫🇷 667 176 2,852ms 20 May 2025 200th stefangimmillaro 667 229 275ms 18 Oct 2023 200th edsrzf 🇳🇿 667 229 297ms 19 days ago 202nd MeWhenI 🇻🇦 667 239 50ms 13 Feb 2025 203rd NewDefectus 🇮🇱 664 160 2ms 28 Dec 2021 204th emgordon154 663 83 46ms 6 days ago 205th DialFrost 🇸🇬 663 136 17ms 23 Feb 2024 205th KatieLG 🇬🇧 663 136 10ms 14 Sep 2024 207th inventshah 661 174 2ms 12 Nov 2022 208th dmrichwa 🇺🇸 660 149 9ms 28 Jan 2023 209th MeWhenI 🇻🇦 660 418 20ms 17 Nov 2021 210th ovs-code 🇩🇪 655 128 578ms 6 Jul 2025 211th KasperKivimaeki 🇫🇮 652 163 3ms 3 Sep 2025 212th stefangimmillaro 652 202 454ms 17 days ago 213th albanian-laundromat 649 227 4ms 6 Jul 2025 214th MeWhenI 🇻🇦 647 152 9ms 28 Feb 2024 215th ovs-code 🇩🇪 646 113 33ms 6 Jul 2025 216th stefangimmillaro 644 181 336ms 17 days ago 217th MostParsingVex 641 459 28ms 16 Jan 2025 218th MeWhenI 🇻🇦 640 131 345ms 13 Jul 2024 219th emgordon154 637 241 6ms 29 Jun 2025 220th stefangimmillaro 634 227 108ms 3 Oct 2023 221st stefangimmillaro 633 255 189ms 24 Jul 2023 222nd lynn 632 249 1,294ms 25 Oct 2021 223rd stefangimmillaro 632 273 186ms 17 Nov 2023 224th ovs-code 🇩🇪 630 143 22ms 6 Jul 2025 225th jared-hughes 626 180 2ms 9 Apr 2022 First Prev 151–225 of 439 Next Last