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 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 150th DavidePrea 693 75 2ms 16 Jun 2022 150th Seek64 🇩🇪 693 75 2ms 15 Nov 2022 150th isaiah0311 693 75 2ms 16 Feb 2023 150th YoranDS 693 75 2ms 29 May 2023 150th weliveinhell 🇭🇹 693 75 2ms 14 Oct 2023 150th Luca2812 693 75 2ms 5 Mar 2024 157th AkashTandon167 684 76 1ms 1 Dec 2019 157th zx5b 684 76 2ms 11 Dec 2020 157th HumanoidCPU 684 76 1ms 24 Feb 2024 160th meientau 675 77 2ms 11 May 2019 160th osmith93 675 77 2ms 7 Dec 2019 160th MaxElf999 675 77 1ms 12 Dec 2022 163rd mickmurci 667 78 2ms 30 Dec 2024 164th AforAmpere 658 79 2ms 15 Jun 2020 164th ACMichels 658 79 3ms 14 Aug 2021 164th narad-muni 🇮🇳 658 79 2ms 6 May 2022 164th NickTheEASDude 🇺🇸 658 79 2ms 27 Feb 2024 168th loooph 650 80 1ms 2 Aug 2020 168th agrukuki 650 80 2ms 2 Oct 2020 168th tomh1012 650 80 6ms 10 Nov 2020 168th AaronHe7 650 80 2ms 21 Nov 2022 172nd StHagel 642 81 2ms 18 Aug 2020 172nd mloumeau 642 81 2ms 19 Jan 2021 172nd alexvitkov 642 81 2ms 5 Aug 2022 172nd xnacly 🇩🇪 642 81 2ms 6 Jul 2023 172nd mikiymk 642 81 2ms 21 Sep 2023 177th jhunterkohler 634 82 2ms 19 May 2021 177th jgbaldwinbrown 634 82 2ms 1 Sep 2021 177th BruceMcRooster 634 82 2ms 24 Mar 2022 177th Jaro32768 🇸🇰 634 82 2ms 8 Feb 2024 177th trinityy-7 634 82 2ms 6 Mar 2024 182nd funkkiy 🇧🇷 627 83 2ms 13 Sep 2023 182nd Us1ngTh3Hub 627 83 2ms 2 Apr 2024 182nd LHLaurini 🇧🇷 627 83 2ms 1 May 2024 182nd elttil 627 83 2ms 15 Jun 2024 182nd rifatx 627 83 1ms 16 Jul 2024 187th generot 🇧🇬 619 84 2ms 3 Jul 2020 187th resetcentral 619 84 2ms 21 May 2022 187th Mabeloid 🇳🇴 619 84 2ms 4 days ago 190th Waterperry 612 85 2ms 2 Nov 2021 191st aubergine-sauce 605 86 2ms 20 Sep 2023 192nd chunky 598 87 2ms 2 Oct 2020 192nd Evoniuk 598 87 2ms 31 May 2021 192nd AIn0n 598 87 2ms 22 Aug 2021 192nd Adrien-AM 598 87 2ms 26 Dec 2021 192nd Haksell 🇦🇶 598 87 2ms 28 Feb 2023 192nd acotis 598 87 4ms 19 Feb 2025 198th jngbsn 591 88 2ms 2 Mar 2019 198th TornadoCookie 591 88 2ms 17 Oct 2022 200th godraadam 584 89 2ms 16 Nov 2020 200th kallmi28 🇨🇿 584 89 2ms 10 Oct 2023 200th ehulinsky 🇺🇸 584 89 2ms 18 Feb 2024 200th 0dyse 584 89 1ms 6 May 2025 200th SirObby 🇫🇮 584 89 2ms 7 days ago 205th heypwesto 🇳🇿 578 90 2ms 12 Apr 2021 205th Pyro569 578 90 2ms 28 Jul 2023 207th ytaki0801 🇯🇵 571 91 2ms 21 Jun 2021 207th james-downey 571 91 2ms 10 Jul 2022 209th mamalakic 565 92 2ms 2 Mar 2023 210th archee303 553 94 2ms 4 Feb 2020 210th msbranicky 553 94 2ms 22 Aug 2023 210th bpbjs 🇨🇳 553 94 2ms 7 Jul 2024 210th aDwarfNamedUrist 553 94 2ms 11 Sep 2024 214th nwdamgaard 547 95 2ms 19 Dec 2021 215th rachelambda 542 96 2ms 7 Jun 2020 215th trist224 🇫🇷 542 96 2ms 28 Nov 2022 217th olivermrose 🇺🇸 536 97 1ms 30 Sep 2021 218th ldoodle 531 98 3ms 25 Aug 2022 218th NeatCrown 🇨🇦 531 98 2ms 14 Dec 2022 220th pdewilde 525 99 2ms 18 Oct 2019 220th shibacho 🇯🇵 525 99 2ms 29 Mar 2022 222nd veehz 520 100 2ms 21 Feb 2023 222nd Giantnoodlemonster 520 100 2ms 2 Nov 2024 224th Indivicivet 515 101 2ms 15 Mar 2021 224th cnelson20 515 101 2ms 8 Aug 2022 First Prev 151–225 of 279 Next Last