Prime Numbers in C++ in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 1st Lydxn 🇨🇦 1,000 70 53ms 2 Jan 2022 1st JayXon 🇺🇸 1,000 70 58ms 7 Mar 2022 3rd solmyr2000 946 74 53ms 21 Jun 2022 3rd dokutan 946 74 59ms 7 Apr 2024 3rd tailorspy 946 74 57ms 25 Sep 2024 6th primo-ppcg 🇹🇭 921 76 50ms 18 Jan 2022 6th inventshah 921 76 56ms 22 Nov 2022 6th KasperKivimaeki 🇫🇮 921 76 438ms 19 Nov 2025 9th prplz 🇦🇺 909 77 53ms 2 Jan 2022 9th nwellnhof 🇩🇪 909 77 54ms 3 Jan 2022 9th michael-pruglo 🇺🇦 909 77 57ms 13 Jul 2022 9th xsot 🇸🇬 909 77 429ms 30 Jan 2024 9th snyderek 🇺🇸 909 77 52ms 13 Oct 2024 9th Herbert00709 🇵🇱 909 77 54ms 16 Oct 2024 9th wojtekmal 909 77 53ms 6 Sep 2025 16th Irratix 🇳🇱 897 78 51ms 3 Aug 2023 16th m-tkach 🇺🇦 897 78 409ms 12 Oct 2023 16th roupiq 🇵🇱 897 78 52ms 14 Apr 2024 16th ovs-code 🇩🇪 897 78 54ms 4 May 2024 16th sean-niemann 🇺🇸 897 78 57ms 17 Jan 2025 16th emgordon154 897 78 57ms 27 days ago 22nd iakolzin 886 79 54ms 2 Jun 2022 22nd Steffan153 🇫🇮 886 79 54ms 30 Oct 2022 22nd DialFrost 🇸🇬 886 79 57ms 3 Nov 2023 25th CatsAreFluffy 875 80 54ms 18 Feb 2023 25th AdrienHache 🇫🇷 875 80 56ms 6 Jan 2024 25th SadiinsoSnowfall 🇫🇷 875 80 54ms 5 Mar 2024 25th oceko 875 80 53ms 5 Mar 2024 25th qwertyuiop3 🇷🇺 875 80 55ms 15 May 2025 25th fuzzylojik-golf 🇺🇸 875 80 57ms 14 Aug 2025 31st janbehrens 🇩🇪 864 81 56ms 8 Jan 2022 31st jared-hughes 864 81 58ms 24 Oct 2022 31st Yewzir 🇧🇪 864 81 56ms 20 May 2023 31st Betuaredead 864 81 55ms 14 Nov 2023 31st zygoloid 864 81 52ms 4 Aug 2024 31st lailai0916 864 81 442ms 17 Aug 2024 31st pardouin 🇫🇷 864 81 57ms 24 Aug 2024 38th MeWhenI 🇻🇦 854 82 56ms 8 May 2022 38th Alex-x90 🇺🇸 854 82 54ms 20 Sep 2022 38th annaproxy 854 82 53ms 7 Jan 2023 38th Shanethegamer 🇺🇸 854 82 55ms 29 Mar 2023 38th byronknoll 🇺🇸 854 82 56ms 1 Feb 2024 43rd jxy2012 843 83 417ms 27 Aug 2024 44th ndren 833 84 56ms 2 Aug 2023 44th CornerMercury 🇬🇧 833 84 54ms 2 Aug 2023 46th H3Rol4x 795 88 55ms 23 Dec 2022 46th timhaj 🇸🇮 795 88 56ms 17 Sep 2025 48th MateuszPietrzak 🇵🇱 787 89 58ms 28 Jan 2024 49th Ripick 761 92 54ms 23 Jul 2022 49th retrohun 761 92 54ms 28 Dec 2022 49th luuumine 🇫🇷 761 92 60ms 10 Dec 2025 52nd Seek64 🇩🇪 753 93 57ms 15 Nov 2022 52nd bac0id 753 93 55ms 23 Feb 2024 54th Re-Adventures 🇮🇳 737 95 54ms 2 Jan 2022 54th veehz 737 95 53ms 21 Feb 2023 54th snoozingnewt 🇨🇦 737 95 434ms 6 Oct 2025 57th gjoacorp 🇬🇧 729 96 56ms 3 Aug 2025 58th cmayer777 722 97 55ms 7 Nov 2022 58th astdefu 722 97 58ms 13 Dec 2022 58th HumanoidCPU 722 97 59ms 3 Feb 2024 61st f-tucker 714 98 55ms 8 Jan 2024 62nd MaxElf999 707 99 57ms 12 Dec 2022 62nd namcartoon06 707 99 54ms 15 Jul 2023 64th ei14 700 100 56ms 18 Jun 2022 65th Domicnt 693 101 56ms 16 Feb 2023 65th novaspaced 693 101 62ms 30 Jan 2026 67th Walter225 686 102 58ms 10 Jul 2023 68th JGDoerrer 680 103 433ms 5 Jan 2022 68th tomh1012 680 103 1,406ms 14 days ago 70th jorbDehmel 🇺🇸 667 105 57ms 17 Jun 2023 70th BpbjsGreen 🇨🇳 667 105 55ms 7 Jul 2024 72nd CaedenHarper 🇨🇦 660 106 53ms 23 Jan 2025 72nd balloffur 660 106 437ms 23 Dec 2025 74th SnivyLlama 654 107 443ms 28 May 2022 74th osmith93 654 107 54ms 14 Jun 2022 76th msbranicky 648 108 55ms 22 Aug 2023 76th nents 648 108 439ms 24 Jan 2025 76th matejmatik123 🇸🇰 648 108 1,303ms 26 Sep 2025 79th inverseLorentz 🇦🇺 625 112 61ms 12 Oct 2023 79th Andrey2001 625 112 56ms 29 Jan 2026 1–80 of 126 Next Last