Abundant Numbers in C in chars. 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 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 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 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 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 Chars Time Submitted 61st LvLError 750 76 2ms 29 May 2025 61st Lv0Sys 🇵🇱 750 76 2ms 29 May 2025 61st HHHMGK 750 76 3ms 2 Oct 2025 61st snoozingnewt 🇺🇸 750 76 2ms 27 days ago 61st 6512345 750 76 2ms 7 hours ago 81st neihousaigaai 740 77 2ms 8 May 2021 81st thebuilder6 🇺🇸 740 77 2ms 11 Dec 2021 81st ritwin-n 740 77 2ms 11 Jun 2023 81st benwilliamgraham 740 77 2ms 18 Jul 2023 81st warmCabin 740 77 2ms 8 Nov 2023 81st Natanaelel 🇸🇪 740 77 2ms 12 Mar 2024 81st Luca2812 740 77 2ms 12 Sep 2024 81st iczelia 🇩🇪 740 77 2ms 22 days ago 89th djeedjay 🇳🇱 731 78 2ms 25 Oct 2020 89th pandapawskat 731 78 2ms 3 Sep 2021 89th RYNO8 731 78 2ms 20 Aug 2023 89th HumanoidCPU 731 78 2ms 20 Apr 2024 89th ei14 731 78 2ms 9 May 2024 89th maxgodfrey2004 🇨🇦 731 78 2ms 9 Jan 2025 89th luuumine 🇫🇷 731 78 3ms 8 days ago 96th AbhayAravinda 722 79 2ms 28 Jul 2020 96th anlakii 722 79 3ms 16 Jul 2022 96th DrPiranoid 722 79 2ms 18 Oct 2022 96th slerpyyy 🇩🇪 722 79 2ms 21 Oct 2022 96th CatsAreFluffy 722 79 2ms 15 Jan 2023 96th webmiche 722 79 2ms 5 days ago 102nd alexandru-andronache 713 80 2ms 10 Jul 2020 102nd ddontsov85 713 80 2ms 19 Jul 2020 102nd loganmacdougall 🇨🇦 713 80 2ms 6 Nov 2021 102nd bac0id 713 80 2ms 26 Sep 2023 102nd nyoshe 713 80 2ms 10 Oct 2023 107th Hawkeye99 704 81 2ms 7 Oct 2021 107th c0d3-4-F00d 🇩🇪 704 81 2ms 3 Feb 2022 107th cmayer777 704 81 2ms 17 Nov 2022 107th aksyristos 704 81 2ms 27 Jan 2023 107th isaiah0311 704 81 2ms 16 Feb 2023 107th Firefox760 704 81 2ms 23 Apr 2023 107th Garklein 🇨🇦 704 81 2ms 6 Oct 2023 114th StHagel 695 82 2ms 5 May 2021 114th james-downey 695 82 2ms 14 Jul 2022 114th NJRist 🇺🇸 695 82 2ms 25 Nov 2022 114th f-tucker 695 82 2ms 5 Jan 2024 114th 0xV0RT3X 695 82 2ms 6 Mar 2024 114th blaztoma 🇱🇹 695 82 2ms 18 Aug 2025 120th AkashTandon167 687 83 2ms 19 Nov 2019 120th Spruill-1 687 83 2ms 3 Oct 2021 120th LeeCamp 687 83 2ms 28 Apr 2022 120th Waterperry 687 83 2ms 30 May 2022 120th tvcv901 687 83 4ms 22 Mar 2023 120th myirci 687 83 2ms 19 Jun 2025 120th Babafaba 687 83 1ms 25 days ago 127th tomh1012 679 84 2ms 10 Nov 2020 127th astdefu 679 84 3ms 10 Dec 2022 127th Noam527 679 84 2ms 25 Mar 2024 127th NickTheEASDude 🇺🇸 679 84 2ms 25 Apr 2024 131st misprit7 671 85 2ms 11 Mar 2021 131st Indivicivet 671 85 2ms 15 Mar 2021 131st Adrien-AM 671 85 2ms 10 Dec 2021 131st resetcentral 671 85 2ms 22 May 2022 131st Pyro569 671 85 2ms 28 Jul 2023 136th eunhyulkim 663 86 2ms 7 Nov 2020 136th garrisonhh 663 86 2ms 9 Oct 2021 136th pyrolitic 🇮🇪 663 86 2ms 8 Apr 2022 136th jhpaques 🇫🇷 663 86 2ms 25 Feb 2023 140th VictorChemin 🇫🇷 655 87 2ms 24 Nov 2021 140th piano-miles 655 87 2ms 30 Mar 2023 140th kallmi28 🇨🇿 655 87 2ms 6 Nov 2023 140th plainoldcheese 🇦🇶 655 87 2ms 17 Jan 2024 140th roguh 🇬🇹 655 87 2ms 20 Feb 2024 145th Bruffen 🇵🇹 648 88 2ms 28 Nov 2020 145th hidude562 648 88 2ms 28 Jul 2023 147th jgbaldwinbrown 640 89 2ms 2 Sep 2021 148th osmith93 633 90 2ms 13 Dec 2020 148th shibacho 🇯🇵 633 90 2ms 18 Mar 2022 148th Fressouer 633 90 3ms 26 Apr 2024 First Prev 76–150 of 227 Next Last