Niven 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 60th albanian-laundromat 891 55 8 days ago 77th jngbsn 875 56 2 Mar 2019 77th rambox11 875 56 11 Mar 2019 77th retrohun 875 56 15 Mar 2019 77th gastropner 875 56 25 Dec 2020 77th YellowBunnyGit 875 56 4 Feb 2021 77th RDShah 875 56 15 Apr 2021 77th thebuilder6 🇺🇸 875 56 22 Nov 2021 77th ZakkkkAttackkkk 🇵🇭 875 56 20 Dec 2021 77th AndreaNeti 875 56 16 Jun 2022 77th isaiah0311 875 56 16 Feb 2023 77th zbreit 🇺🇸 875 56 4 May 2023 77th AdrienHache 🇫🇷 875 56 29 Dec 2023 77th ibrahimhanifceker 875 56 8 Aug 2024 77th snoozingnewt 🇺🇸 875 56 3 days ago 91st Alesun 🇮🇹 860 57 11 Oct 2019 91st Luca2812 860 57 14 Mar 2025 93rd bendapootie 845 58 6 Jul 2020 93rd LeeCamp 845 58 28 Apr 2022 95th roavin 831 59 27 May 2022 96th nexaitch 817 60 8 Jul 2020 96th mousetail 🇳🇱 817 60 12 Jan 2023 98th pandapawskat 803 61 7 Sep 2021 99th archee303 790 62 4 Feb 2020 99th jlangvand 790 62 9 Aug 2021 99th Jonatan6 🇩🇰 790 62 27 Apr 2024 102nd taklam 778 63 20 May 2020 102nd aubergine-sauce 778 63 20 Sep 2023 102nd RealAMC 🇳🇿 778 63 15 Nov 2023 105th mamalakic 766 64 1 Mar 2023 105th TeodorDyakov 🇧🇬 766 64 5 Mar 2025 107th Lv0Sys 🇵🇱 754 65 31 May 2025 108th aliakseikalosha 731 67 26 Apr 2021 108th Us1ngTh3Hub 731 67 23 Feb 2024 110th MarcMush 🇫🇷 710 69 29 Jun 2021 110th kellantech 710 69 2 Aug 2023 112th Vinterion 690 71 6 Nov 2023 113th namcartoon06 681 72 30 Jun 2023 114th AforAmpere 671 73 7 Jun 2020 114th garrisonhh 671 73 21 Nov 2020 114th LorenzoDeGaspari 671 73 3 May 2024 117th Natanaelel 🇸🇪 662 74 22 Feb 2023 118th Re-Adventures 🇮🇳 653 75 10 Aug 2022 118th kkoenig 653 75 4 Jan 2024 120th Heathcorp 🇦🇺 645 76 8 Nov 2022 120th ridingqwerty 🇺🇸 645 76 23 Jul 2025 122nd Flying-Toast 636 77 18 Apr 2024 123rd citsur 628 78 9 Jun 2019 123rd CatsAreFluffy 628 78 18 Feb 2023 123rd bac0id 628 78 30 Jun 2024 126th rifatx 620 79 12 Jul 2024 127th mttcrn 613 80 21 Mar 2025 128th AkashTandon167 598 82 12 Nov 2019 128th c0d3-4-F00d 🇩🇪 598 82 6 Sep 2021 128th jgbaldwinbrown 598 82 1 Sep 2022 128th HumanoidCPU 598 82 24 Feb 2024 128th TheICSDI 598 82 18 Mar 2025 128th matejmatik123 🇸🇰 598 82 6 Jul 2025 134th chartung17 590 83 5 Dec 2021 135th dieckie 576 85 22 Dec 2019 135th generot 🇧🇬 576 85 22 Sep 2020 135th ibexq 576 85 30 Sep 2022 135th xnacly 🇩🇪 576 85 4 Jul 2023 139th lovernj 570 86 31 Jan 2022 139th kallmi28 🇨🇿 570 86 26 Sep 2023 141st DaCuteRaccoon 563 87 28 Dec 2022 142nd AaronGarbut 557 88 30 Jul 2019 142nd 0dyse 557 88 6 May 2025 144th dillon-duncando 551 89 24 Dec 2021 145th ConorOBrien-Foxx 544 90 3 Mar 2019 145th charlieharutaka 544 90 29 Sep 2021 147th msbranicky 510 96 28 Aug 2023 148th osmith93 505 97 13 Dec 2020 148th furokku 505 97 4 Apr 2022 150th Sephirem98 500 98 26 Oct 2023 First Prev 76–150 of 173 Next Last