Prime Numbers (Long) 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 sisyphus-ppcg 🇦🇺 1,000 55 51ms 22 Nov 2022 1st rhdqor213 1,000 55 915ms 30 May 2024 1st Lydxn 🇨🇦 1,000 55 52ms 30 May 2024 1st JohandeRuiter 🇳🇱 1,000 55 546ms 31 Aug 2024 1st KasperKivimaeki 🇫🇮 1,000 55 1,653ms 23 Dec 2024 1st HPWiz 🇳🇿 1,000 55 1,786ms 23 Dec 2024 7th primo-ppcg 🇹🇭 982 56 45ms 5 Dec 2021 7th JayXon 🇺🇸 982 56 46ms 6 Dec 2021 7th m-tkach 🇺🇦 982 56 46ms 7 Dec 2021 7th ovs-code 🇩🇪 982 56 47ms 22 Aug 2023 7th saito-ta 🇯🇵 982 56 47ms 13 Oct 2023 7th 09cf 982 56 3,587ms 19 Oct 2023 13th nwellnhof 🇩🇪 965 57 70ms 5 Dec 2021 13th prplz 🇦🇺 965 57 46ms 2 Jan 2022 13th solmyr2000 965 57 49ms 21 Jun 2022 13th ListeriaM 965 57 80ms 23 Aug 2023 13th xsot 🇸🇬 965 57 59ms 31 May 2024 13th inventshah 965 57 49ms 20 Jul 2024 19th Herbert00709 🇵🇱 948 58 51ms 25 days ago 20th GolfingSuccess 🇬🇷 932 59 45ms 5 Dec 2021 20th Irratix 🇳🇱 932 59 45ms 6 Dec 2021 20th GrayJoKing 🇦🇺 932 59 43ms 4 Mar 2022 20th Steffan153 🇫🇮 932 59 44ms 30 Sep 2022 20th sean-niemann 🇺🇸 932 59 44ms 14 Oct 2022 20th MeWhenI 🇻🇦 932 59 44ms 6 Nov 2022 20th Bmrl7 932 59 41ms 11 Jul 2023 20th Widgitty 932 59 53ms 31 Jul 2023 20th Attero 🇸🇪 932 59 102ms 20 Sep 2023 20th DialFrost 🇸🇬 932 59 45ms 4 Nov 2023 20th AdrienHache 🇫🇷 932 59 44ms 6 Jan 2024 20th CaedenHarper 🇨🇦 932 59 44ms 26 Jan 2025 20th qwertyuiop3 🇷🇺 932 59 45ms 15 May 2025 20th emgordon154 932 59 45ms 1 Jul 2025 20th fuzzylojik-golf 🇺🇸 932 59 47ms 14 Aug 2025 20th snoozingnewt 🇺🇸 932 59 46ms 15 days ago 36th SirBogman 🇺🇸 917 60 10ms 6 Dec 2021 36th jared-hughes 917 60 11ms 24 Oct 2022 36th Mandrzejy 🇵🇱 917 60 31 May 2024 36th not-a-pokemon 917 60 45ms 27 Mar 2025 36th Yax42 🇫🇷 917 60 44ms 14 days ago 36th iczelia 🇩🇪 917 60 45ms 13 days ago 42nd janbehrens 🇩🇪 902 61 43ms 6 Dec 2021 42nd Shanethegamer 🇺🇸 902 61 45ms 20 Apr 2022 42nd Alex-x90 🇺🇸 902 61 46ms 8 Jun 2022 42nd rambox11 902 61 46ms 30 Oct 2022 42nd AlephSquirrel 902 61 10ms 8 Jun 2023 42nd stefangimmillaro 902 61 17ms 18 Sep 2023 42nd Yewzir 🇧🇪 902 61 44ms 30 Sep 2023 42nd namelessiw 902 61 10ms 11 Mar 2024 42nd tigerdan2 🇩🇪 902 61 44ms 16 Jan 2025 42nd Schoko3001 902 61 43ms 16 Jan 2025 42nd TeodorDyakov 🇧🇬 902 61 11ms 30 Jun 2025 53rd Anonymousellama21 887 62 10ms 10 Jan 2022 53rd retrohun 887 62 44ms 29 Dec 2022 53rd BroccoliRaab 887 62 47ms 3 May 2023 53rd warmCabin 887 62 10ms 13 Nov 2023 53rd Vinterion 887 62 46ms 13 Nov 2023 53rd byronknoll 🇺🇸 887 62 10ms 5 Feb 2024 53rd madex 🇩🇪 887 62 17ms 23 May 2024 53rd dokutan 887 62 17ms 14 Jul 2025 61st akshatj27 🇦🇶 873 63 64ms 28 Dec 2021 61st nyoshe 873 63 50ms 23 Sep 2023 61st orthoplex 🇨🇽 873 63 42ms 19 Jul 2024 64th mttcrn 859 64 45ms 21 Mar 2025 65th c0d3-4-F00d 🇩🇪 846 65 10ms 6 Dec 2021 65th Ripick 846 65 10ms 18 Jul 2022 65th Jonatan6 🇩🇰 846 65 43ms 17 Apr 2024 68th jhpaques 🇫🇷 833 66 10ms 4 Dec 2022 68th CatsAreFluffy 833 66 56ms 15 Jan 2023 68th weliveinhell 🇭🇹 833 66 10ms 14 Oct 2023 71st RealAMC 🇳🇿 809 68 70ms 27 Nov 2023 71st Lv0Sys 🇵🇱 809 68 10ms 1 Jun 2025 73rd cmayer777 797 69 11ms 7 Nov 2022 73rd KenanHanke 797 69 44ms 20 Feb 2023 73rd heanyang1 797 69 10ms 24 May 2025 1–75 of 144 Next Last