Prime Numbers in C 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 1st JayXon 🇺🇸 1,000 51 3ms 24 Nov 2021 1st HPWiz 🇳🇿 1,000 51 39ms 24 Nov 2021 1st Lydxn 🇨🇦 1,000 51 46ms 19 Apr 2022 1st rhdqor213 1,000 51 2ms 12 Oct 2023 1st KasperKivimaeki 🇫🇮 1,000 51 2ms 17 Dec 2024 6th xsot 🇸🇬 981 52 3ms 12 Oct 2023 7th primo-ppcg 🇹🇭 962 53 2ms 22 Aug 2020 7th GrayJoKing 🇦🇺 962 53 2ms 4 Feb 2022 7th nai62 962 53 6ms 29 Aug 2022 7th inventshah 962 53 2ms 22 Dec 2022 7th m-tkach 🇺🇦 962 53 2ms 12 Oct 2023 7th JohandeRuiter 🇳🇱 962 53 2ms 27 Jan 2024 13th nwellnhof 🇩🇪 944 54 2ms 9 Aug 2022 13th sisyphus-ppcg 🇦🇺 944 54 2ms 22 Nov 2022 13th ovs-code 🇩🇪 944 54 2ms 22 Aug 2023 13th ListeriaM 944 54 2ms 23 Aug 2023 13th 09cf 944 54 2ms 13 Oct 2023 13th Herbert00709 🇵🇱 944 54 2ms 25 days ago 19th tsunderu 🇯🇵 927 55 2ms 14 Sep 2021 19th solmyr2000 927 55 2ms 21 Jun 2022 21st prplz 🇦🇺 911 56 2ms 2 Jan 2022 21st Irratix 🇳🇱 911 56 2ms 13 Jun 2022 21st roupiq 🇵🇱 911 56 2ms 14 Apr 2024 21st sean-niemann 🇺🇸 911 56 1ms 25 Feb 2025 25th NewDefectus 🇮🇱 895 57 2ms 17 Feb 2021 25th emgordon154 895 57 2ms 30 Dec 2021 25th Steffan153 🇫🇮 895 57 4ms 30 Oct 2022 25th DialFrost 🇸🇬 895 57 2ms 6 Dec 2023 25th SadiinsoSnowfall 🇫🇷 895 57 2ms 5 Mar 2024 25th qwertyuiop3 🇷🇺 895 57 2ms 15 May 2025 25th fuzzylojik-golf 🇺🇸 895 57 3ms 14 Aug 2025 25th iczelia 🇩🇪 895 57 2ms 4 days ago 33rd Attero 🇸🇪 879 58 2ms 28 Apr 2020 33rd Alex-x90 🇺🇸 879 58 2ms 8 Jun 2022 33rd MeWhenI 🇻🇦 879 58 2ms 29 Nov 2022 33rd retrohun 879 58 2ms 8 Jan 2023 33rd Bmrl7 879 58 2ms 12 Jul 2023 33rd Widgitty 879 58 2ms 31 Jul 2023 33rd biocommando 🇫🇮 879 58 2ms 30 Aug 2023 33rd neel11235813 879 58 5ms 1 Jan 2024 33rd AdrienHache 🇫🇷 879 58 3ms 6 Jan 2024 33rd Mandrzejy 🇵🇱 879 58 31 May 2024 33rd CaedenHarper 🇨🇦 879 58 3ms 26 Jan 2025 33rd snoozingnewt 🇺🇸 879 58 2ms 15 days ago 33rd Yax42 🇫🇷 879 58 2ms 8 days ago 46th rambox11 864 59 2ms 9 Mar 2019 46th filharmonista 864 59 2ms 13 Mar 2020 46th JonasHoefer 864 59 2ms 3 Aug 2020 46th Sayan505 🇮🇳 864 59 2ms 10 Mar 2021 46th madex 🇩🇪 864 59 2ms 23 Mar 2021 46th SirBogman 🇺🇸 864 59 2ms 6 Dec 2021 46th jared-hughes 864 59 2ms 24 Oct 2022 46th aksyristos 864 59 2ms 31 Dec 2022 46th rucin93 🇵🇱 864 59 2ms 20 Jan 2023 46th Shanethegamer 🇺🇸 864 59 2ms 3 Apr 2023 46th Yewzir 🇧🇪 864 59 2ms 30 Sep 2023 46th kkoenig 864 59 2ms 25 Dec 2023 46th byronknoll 🇺🇸 864 59 2ms 5 Feb 2024 46th not-a-pokemon 864 59 2ms 27 Mar 2025 46th TeodorDyakov 🇧🇬 864 59 3ms 30 Jun 2025 61st djeedjay 🇳🇱 850 60 2ms 28 Oct 2020 61st thebuilder6 🇺🇸 850 60 2ms 12 Feb 2021 61st c0d3-4-F00d 🇩🇪 850 60 2ms 4 Jul 2021 61st janbehrens 🇩🇪 850 60 2ms 12 Sep 2021 61st ColesHoles 850 60 2ms 1 Oct 2021 61st tegenton 850 60 2ms 1 Oct 2021 61st BroccoliRaab 850 60 2ms 5 Oct 2021 61st Anonymousellama21 850 60 2ms 10 Jan 2022 61st AlephSquirrel 850 60 2ms 18 Jul 2022 61st ColeBardin 850 60 2ms 30 Jul 2022 61st Jandoife 850 60 2ms 23 Nov 2022 61st nayakrujul 850 60 1ms 3 Jan 2023 61st namelessiw 850 60 2ms 28 Dec 2023 61st Yooser0 850 60 2ms 29 Mar 2024 61st wuzekai518 850 60 1ms 14 Jun 2024 1–75 of 279 Next Last