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 75th sean-niemann 🇺🇸 835 108 9 Mar 2025 77th typeswitch-dev 🇵🇹 834 205 28 Aug 2023 78th Irratix 🇳🇱 826 119 6 May 2022 78th vlpx 🇫🇮 826 119 1 Aug 2024 80th sean-niemann 🇺🇸 825 151 11 Aug 2024 81st kg583 🇺🇸 825 169 2 Aug 2025 82nd canissimia 🇦🇶 825 316 16ms 2 May 2022 83rd Steffan153 🇫🇮 824 129 2ms 11 Aug 2024 84th MeWhenI 🇻🇦 823 188 28 Feb 2024 85th Shanethegamer 🇺🇸 823 253 29 Apr 2025 86th IanUtley 823 335 34ms 20 Dec 2022 87th GolfingSuccess 🇬🇷 822 102 446ms 25 Jan 2025 88th MeWhenI 🇻🇦 820 270 7ms 17 Oct 2021 89th btnlq 819 107 233ms 3 Oct 2021 90th sean-niemann 🇺🇸 818 152 17 Jul 2025 91st Steffan153 🇫🇮 818 176 108ms 11 Aug 2024 92nd MeWhenI 🇻🇦 818 203 15ms 28 Feb 2024 93rd nwellnhof 🇩🇪 818 391 66ms 9 Jul 2022 94th sean-niemann 🇺🇸 817 130 2ms 11 Aug 2024 95th MeWhenI 🇻🇦 815 212 7 Jan 2025 96th sean-niemann 🇺🇸 814 103 345ms 9 Mar 2025 97th Steffan153 🇫🇮 813 153 11 Aug 2024 98th Steffan153 🇫🇮 809 154 11 Aug 2024 99th MeWhenI 🇻🇦 808 364 27ms 30 Sep 2021 100th UnderKoen 🇳🇱 808 593 4ms 11 Nov 2024 101st Irratix 🇳🇱 805 112 7 May 2022 102nd MeWhenI 🇻🇦 804 145 19 Jun 2025 103rd MeWhenI 🇻🇦 799 146 28 Feb 2024 104th kg583 🇺🇸 798 113 22 Oct 2023 104th lifthrasiir 🇰🇷 798 113 16 Nov 2024 106th MeWhenI 🇻🇦 797 290 32ms 6 Jun 2023 107th primo-ppcg 🇹🇭 797 531 10ms 20 Jun 2025 108th annaproxy 795 347 127ms 18 Sep 2023 109th jared-hughes 793 134 2ms 30 Jan 2023 110th MarcMush 🇫🇷 791 102 14 Jan 2024 111th nwellnhof 🇩🇪 791 193 263ms 24 Sep 2021 112th MeWhenI 🇻🇦 791 204 28 Feb 2024 113th sean-niemann 🇺🇸 787 148 11 Aug 2024 113th Steffan153 🇫🇮 787 148 11 Aug 2024 115th jared-hughes 787 158 58ms 30 Jan 2023 116th emgordon154 785 398 17 days ago 117th stefangimmillaro 784 221 31 Jul 2023 118th GrayJoKing 🇦🇺 782 92 30 Sep 2021 119th lynn 780 241 135ms 3 Feb 2023 120th sean-niemann 🇺🇸 779 169 27 days ago 121st adyache 🇺🇸 778 208 77ms 28 Aug 2023 122nd duckyluuk 🇳🇱 777 116 29 Aug 2024 123rd namelessiw 777 150 11 Aug 2024 124th kg583 🇺🇸 776 108 402ms 20 Feb 2024 124th lifthrasiir 🇰🇷 776 108 411ms 2 Dec 2024 126th lifthrasiir 🇰🇷 773 84 3ms 6 Dec 2024 127th pardouin 🇫🇷 773 126 14 Aug 2025 128th sean-niemann 🇺🇸 771 191 3ms 4 Jul 2025 129th MeWhenI 🇻🇦 770 138 2ms 5 Jul 2024 130th namelessiw 770 171 15 days ago 131st MeWhenI 🇻🇦 770 187 107ms 28 Feb 2024 132nd MeWhenI 🇻🇦 767 223 20 Jul 2023 133rd Natanaelel 🇸🇪 764 85 2ms 12 Jan 2025 134th emplv 🇱🇻 763 153 10 Jan 2023 135th MeWhenI 🇻🇦 762 189 28 Feb 2024 136th MeWhenI 🇻🇦 761 128 14 Nov 2022 137th primo-ppcg 🇹🇭 760 104 3ms 22 May 2022 138th ovs-code 🇩🇪 759 140 10 Jul 2024 139th ovs-code 🇩🇪 758 164 384ms 10 Jul 2024 140th MeWhenI 🇻🇦 753 165 413ms 28 Feb 2024 141st acotis 753 229 31 May 2025 142nd rotary-o 🇯🇵 752 175 8 May 2023 143rd SirBogman 🇺🇸 749 117 234ms 31 Jan 2024 144th MeWhenI 🇻🇦 748 188 425ms 28 Feb 2024 145th CLOStrophobic 🇮🇹 748 203 8ms 6 Mar 2025 146th rak1507 🇬🇧 746 87 2ms 31 Jan 2022 147th nwellnhof 🇩🇪 746 106 9ms 22 May 2022 148th MeWhenI 🇻🇦 744 233 13 May 2023 149th SirBogman 🇺🇸 742 113 420ms 24 Jan 2024 149th duckyluuk 🇳🇱 742 113 433ms 29 Aug 2024 First Prev 76–150 of 438 Next Last