Evil Numbers in C 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 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 Bytes Time Submitted 1st Lydxn 🇨🇦 1,000 51 2ms 14 Apr 2022 2nd JayXon 🇺🇸 981 52 2ms 17 Feb 2021 2nd Steffan153 🇫🇮 981 52 2ms 2 Aug 2024 2nd rucin93 🇵🇱 981 52 2ms 3 Aug 2024 2nd sean-niemann 🇺🇸 981 52 2ms 6 Aug 2024 2nd KasperKivimaeki 🇫🇮 981 52 2ms 18 Dec 2024 7th nwellnhof 🇩🇪 962 53 2ms 4 Oct 2020 7th primo-ppcg 🇹🇭 962 53 2ms 5 Oct 2020 7th GrayJoKing 🇦🇺 962 53 2ms 6 Jul 2021 7th emplv 🇱🇻 962 53 2ms 28 Apr 2022 7th Shanethegamer 🇺🇸 962 53 2ms 3 Apr 2023 7th stefangimmillaro 962 53 2ms 12 Jun 2023 7th rhdqor213 962 53 6ms 20 Aug 2023 7th ovs-code 🇩🇪 962 53 2ms 25 Aug 2023 7th JohandeRuiter 🇳🇱 962 53 2ms 25 Nov 2023 7th DialFrost 🇸🇬 962 53 2ms 16 Jan 2024 7th Herbert00709 🇵🇱 962 53 2ms 14 Apr 2024 7th MostParsingVex 962 53 2ms 26 Aug 2024 7th tigerdan2 🇩🇪 962 53 2ms 8 Jan 2025 7th Schoko3001 962 53 2ms 10 Jan 2025 7th fuzzylojik-golf 🇺🇸 962 53 2ms 20 Aug 2025 22nd prplz 🇦🇺 944 54 2ms 6 Mar 2019 22nd Attero 🇸🇪 944 54 1ms 28 Apr 2020 22nd Irratix 🇳🇱 944 54 2ms 9 Oct 2020 22nd janbehrens 🇩🇪 944 54 2ms 30 Nov 2020 22nd TomatOid 944 54 2ms 22 Feb 2021 22nd inventshah 944 54 2ms 8 May 2021 22nd sisyphus-ppcg 🇦🇺 944 54 2ms 24 Jun 2021 22nd m-tkach 🇺🇦 944 54 2ms 5 Oct 2021 22nd MeWhenI 🇻🇦 944 54 2ms 13 Oct 2021 22nd solmyr2000 944 54 2ms 20 Jun 2022 22nd michael-pruglo 🇺🇦 944 54 2ms 14 Jul 2022 22nd AlephSquirrel 944 54 2ms 16 Jul 2022 22nd ZakkkkAttackkkk 🇵🇭 944 54 3ms 27 Jul 2022 22nd Alex-x90 🇺🇸 944 54 2ms 29 Jul 2022 22nd jared-hughes 944 54 2ms 8 Sep 2022 22nd Yewzir 🇧🇪 944 54 2ms 14 Oct 2023 22nd 09cf 944 54 2ms 17 Oct 2023 22nd Betuaredead 944 54 2ms 11 Nov 2023 22nd AdrienHache 🇫🇷 944 54 2ms 22 Dec 2023 22nd Mandrzejy 🇵🇱 944 54 2ms 14 Apr 2024 22nd Vinterion 944 54 2ms 22 May 2024 22nd pardouin 🇫🇷 944 54 2ms 23 Aug 2024 22nd emgordon154 944 54 1ms 25 Nov 2024 45th BenAns 927 55 2ms 1 Jun 2019 45th nathanadams 🇳🇿 927 55 2ms 11 Apr 2021 45th orthoplex 🇨🇽 927 55 2ms 12 Aug 2021 45th kaurakeksi 🇫🇮 927 55 2ms 1 Jan 2025 49th filharmonista 911 56 2ms 13 Mar 2020 49th MinorLegato 🇸🇪 911 56 2ms 9 May 2022 49th elgan65536 911 56 1ms 15 Apr 2024 49th Yax42 🇫🇷 911 56 2ms 8 days ago 53rd urojony 🇵🇱 895 57 2ms 26 Dec 2020 53rd isaiah0311 895 57 2ms 16 Feb 2023 53rd Babafaba 895 57 2ms 9 days ago 56th nexaitch 879 58 2ms 12 Jul 2020 56th NewDefectus 🇮🇱 879 58 2ms 11 Feb 2021 56th madex 🇩🇪 879 58 2ms 18 Aug 2021 56th annaproxy 879 58 2ms 4 Jun 2023 56th retrohun 879 58 2ms 23 Jun 2024 56th luuumine 🇫🇷 879 58 3ms 2 days ago 62nd slerpyyy 🇩🇪 864 59 2ms 21 Oct 2022 63rd astdefu 850 60 2ms 10 Dec 2022 63rd dokutan 850 60 2ms 26 Mar 2024 65th trist224 🇫🇷 836 61 2ms 14 Feb 2024 65th not-a-pokemon 836 61 2ms 14 May 2025 67th Anonymousellama21 823 62 2ms 10 Jan 2022 68th archee303 810 63 2ms 5 Feb 2020 68th gastropner 810 63 2ms 29 Dec 2020 68th tsunderu 🇯🇵 810 63 2ms 1 Sep 2021 68th mintyproof 810 63 2ms 29 Dec 2021 68th roavin 810 63 2ms 9 May 2022 68th jupj 🇫🇮 810 63 2ms 16 Sep 2022 74th pandapawskat 785 65 2ms 13 Sep 2021 74th Giga-Bowser 785 65 6ms 20 Dec 2021 1–75 of 251 Next Last