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 Minesweeper 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 147th iakolzin 703 74 2ms 29 May 2022 147th ansgustjd 703 74 2ms 16 May 2023 153rd g3rrit 693 75 488ms 3 Aug 2020 153rd DavidePrea 693 75 2ms 16 Jun 2022 153rd Seek64 🇩🇪 693 75 2ms 15 Nov 2022 153rd isaiah0311 693 75 2ms 16 Feb 2023 153rd YoranDS 693 75 2ms 29 May 2023 153rd weliveinhell 🇭🇹 693 75 2ms 14 Oct 2023 153rd Luca2812 693 75 2ms 5 Mar 2024 160th AkashTandon167 684 76 1ms 1 Dec 2019 160th zx5b 684 76 2ms 11 Dec 2020 160th HumanoidCPU 684 76 1ms 24 Feb 2024 163rd meientau 675 77 2ms 11 May 2019 163rd osmith93 675 77 2ms 7 Dec 2019 163rd MaxElf999 675 77 1ms 12 Dec 2022 166th mickmurci 667 78 2ms 30 Dec 2024 167th AforAmpere 658 79 2ms 15 Jun 2020 167th ACMichels 658 79 3ms 14 Aug 2021 167th narad-muni 🇮🇳 658 79 2ms 6 May 2022 167th NickTheEASDude 🇺🇸 658 79 2ms 27 Feb 2024 171st loooph 650 80 1ms 2 Aug 2020 171st agrukuki 650 80 2ms 2 Oct 2020 171st tomh1012 650 80 6ms 10 Nov 2020 171st AaronHe7 650 80 2ms 21 Nov 2022 175th StHagel 642 81 2ms 18 Aug 2020 175th mloumeau 642 81 2ms 19 Jan 2021 175th alexvitkov 642 81 2ms 5 Aug 2022 175th xnacly 🇩🇪 642 81 2ms 6 Jul 2023 175th mikiymk 642 81 2ms 21 Sep 2023 180th jhunterkohler 634 82 2ms 19 May 2021 180th jgbaldwinbrown 634 82 2ms 1 Sep 2021 180th BruceMcRooster 634 82 2ms 24 Mar 2022 180th Jaro32768 🇸🇰 634 82 2ms 8 Feb 2024 180th trinityy-7 634 82 2ms 6 Mar 2024 185th funkkiy 🇧🇷 627 83 2ms 13 Sep 2023 185th Us1ngTh3Hub 627 83 2ms 2 Apr 2024 185th LHLaurini 🇧🇷 627 83 2ms 1 May 2024 185th elttil 627 83 2ms 15 Jun 2024 185th rifatx 627 83 1ms 16 Jul 2024 190th generot 🇧🇬 619 84 2ms 3 Jul 2020 190th resetcentral 619 84 2ms 21 May 2022 190th Mabeloid 🇳🇴 619 84 2ms 21 Oct 2025 193rd Waterperry 612 85 2ms 2 Nov 2021 194th aubergine-sauce 605 86 2ms 20 Sep 2023 195th chunky 598 87 2ms 2 Oct 2020 195th Evoniuk 598 87 2ms 31 May 2021 195th AIn0n 598 87 2ms 22 Aug 2021 195th Adrien-AM 598 87 2ms 26 Dec 2021 195th Haksell 🇦🇶 598 87 2ms 28 Feb 2023 195th acotis 598 87 4ms 19 Feb 2025 201st jngbsn 591 88 2ms 2 Mar 2019 201st TornadoCookie 591 88 2ms 17 Oct 2022 203rd godraadam 584 89 2ms 16 Nov 2020 203rd kallmi28 🇨🇿 584 89 2ms 10 Oct 2023 203rd ehulinsky 🇺🇸 584 89 2ms 18 Feb 2024 203rd 0dyse 584 89 1ms 6 May 2025 203rd SirObby 🇫🇮 584 89 2ms 18 Oct 2025 208th heypwesto 🇳🇿 578 90 2ms 12 Apr 2021 208th Pyro569 578 90 2ms 28 Jul 2023 210th ytaki0801 🇯🇵 571 91 2ms 21 Jun 2021 210th james-downey 571 91 2ms 10 Jul 2022 212th mamalakic 565 92 2ms 2 Mar 2023 213th archee303 553 94 2ms 4 Feb 2020 213th msbranicky 553 94 2ms 22 Aug 2023 213th bpbjs 🇨🇳 553 94 2ms 7 Jul 2024 213th aDwarfNamedUrist 553 94 2ms 11 Sep 2024 217th nwdamgaard 547 95 2ms 19 Dec 2021 218th rachelambda 542 96 2ms 7 Jun 2020 218th trist224 🇫🇷 542 96 2ms 28 Nov 2022 220th olivermrose 🇺🇸 536 97 1ms 30 Sep 2021 221st ldoodle 531 98 3ms 25 Aug 2022 221st NeatCrown 🇨🇦 531 98 2ms 14 Dec 2022 223rd pdewilde 525 99 2ms 18 Oct 2019 223rd shibacho 🇯🇵 525 99 2ms 29 Mar 2022 225th veehz 520 100 2ms 21 Feb 2023 First Prev 151–225 of 282 Next Last