Prime 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 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 Bytes Time 1st JayXon 🇺🇸 1,000 52 24 Nov 2021 1st Lydxn 🇨🇦 1,000 52 24 Nov 2021 1st HPWiz 🇳🇿 1,000 52 24 Nov 2021 1st rhdqor213 1,000 52 12 Oct 2023 1st KasperKivimaeki 🇫🇮 1,000 52 21 Oct 2024 6th GrayJoKing 🇦🇺 981 53 4 Feb 2022 6th xsot 🇸🇬 981 53 12 Oct 2023 8th primo-ppcg 🇹🇭 963 54 10 Oct 2020 8th nai62 963 54 29 Aug 2022 8th sisyphus-ppcg 🇦🇺 963 54 22 Nov 2022 8th inventshah 963 54 22 Dec 2022 8th ovs-code 🇩🇪 963 54 22 Aug 2023 8th ListeriaM 963 54 23 Aug 2023 8th m-tkach 🇺🇦 963 54 12 Oct 2023 8th JohandeRuiter 🇳🇱 963 54 2 Dec 2023 16th tsunderu 🇯🇵 945 55 14 Sep 2021 16th nwellnhof 🇩🇪 945 55 7 Dec 2021 16th solmyr2000 945 55 21 Jun 2022 16th 09cf 945 55 13 Oct 2023 20th prplz 🇦🇺 929 56 2 Jan 2022 21st Irratix 🇳🇱 912 57 9 Oct 2020 21st NewDefectus 🇮🇱 912 57 17 Feb 2021 21st emgordon154 912 57 30 Dec 2021 21st Steffan153 🇫🇮 912 57 24 Feb 2024 21st roupiq 🇵🇱 912 57 14 Apr 2024 21st sean-niemann 🇺🇸 912 57 25 Feb 2025 21st fuzzylojik-golf 🇺🇸 912 57 3 hours ago 28th Attero 🇸🇪 897 58 28 Apr 2020 28th MeWhenI 🇻🇦 897 58 29 Nov 2022 28th retrohun 897 58 8 Jan 2023 28th Bmrl7 897 58 12 Jul 2023 28th Widgitty 897 58 31 Jul 2023 28th biocommando 🇫🇮 897 58 30 Aug 2023 28th DialFrost 🇸🇬 897 58 4 Nov 2023 28th neel11235813 897 58 1 Jan 2024 28th AdrienHache 🇫🇷 897 58 6 Jan 2024 28th SadiinsoSnowfall 🇫🇷 897 58 5 Mar 2024 28th CaedenHarper 🇨🇦 897 58 26 Jan 2025 28th qwertyuiop3 🇷🇺 897 58 15 May 2025 40th rambox11 881 59 9 Mar 2019 40th filharmonista 881 59 13 Mar 2020 40th JonasHoefer 881 59 3 Aug 2020 40th Sayan505 🇮🇳 881 59 10 Mar 2021 40th madex 🇩🇪 881 59 23 Mar 2021 40th SirBogman 🇺🇸 881 59 6 Dec 2021 40th Alex-x90 🇺🇸 881 59 3 Apr 2022 40th jared-hughes 881 59 24 Oct 2022 40th aksyristos 881 59 31 Dec 2022 40th rucin93 🇵🇱 881 59 20 Jan 2023 40th kkoenig 881 59 25 Dec 2023 40th byronknoll 🇺🇸 881 59 5 Feb 2024 40th Herbert00709 🇵🇱 881 59 12 Apr 2024 40th Mandrzejy 🇵🇱 881 59 31 May 2024 40th not-a-pokemon 881 59 27 Mar 2025 40th TeodorDyakov 🇧🇬 881 59 30 Jun 2025 56th djeedjay 🇳🇱 867 60 28 Oct 2020 56th thebuilder6 🇺🇸 867 60 12 Feb 2021 56th c0d3-4-F00d 🇩🇪 867 60 4 Jul 2021 56th janbehrens 🇩🇪 867 60 12 Sep 2021 56th ColesHoles 867 60 1 Oct 2021 56th tegenton 867 60 1 Oct 2021 56th BroccoliRaab 867 60 5 Oct 2021 56th Anonymousellama21 867 60 10 Jan 2022 56th Shanethegamer 🇺🇸 867 60 20 Apr 2022 56th AlephSquirrel 867 60 18 Jul 2022 56th ColeBardin 867 60 30 Jul 2022 56th Jandoife 867 60 23 Nov 2022 56th nayakrujul 867 60 3 Jan 2023 56th Yewzir 🇧🇪 867 60 30 Sep 2023 56th namelessiw 867 60 11 Mar 2024 56th Yooser0 867 60 29 Mar 2024 56th wuzekai518 867 60 14 Jun 2024 56th LostSyntax21 🇬🇧 867 60 22 Aug 2024 56th gigaprofisi 🇺🇸 867 60 7 Mar 2025 75th alichraghi 852 61 15 Oct 2021 1–75 of 274 Next