Happy 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 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle 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 Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle # Golfer Points Bytes Time 1st saito-ta 🇯🇵 1,000 75 22 Jun 2022 1st Lydxn 🇨🇦 1,000 75 13 May 2023 1st rhdqor213 1,000 75 29 Jul 2024 4th JayXon 🇺🇸 987 76 26 Nov 2021 5th sisyphus-ppcg 🇦🇺 974 77 3 Jul 2021 6th nwellnhof 🇩🇪 962 78 7 Jan 2021 6th Alex-x90 🇺🇸 962 78 27 Jan 2023 6th inventshah 962 78 27 Jan 2023 6th Steffan153 🇫🇮 962 78 28 Jan 2023 10th lynn 949 79 2 Oct 2021 10th MeWhenI 🇻🇦 949 79 21 Jun 2022 10th m-tkach 🇺🇦 949 79 9 Mar 2023 10th ovs-code 🇩🇪 949 79 24 Mar 2024 10th xsot 🇸🇬 949 79 23 May 2024 10th sean-niemann 🇺🇸 949 79 6 Aug 2024 10th DialFrost 🇸🇬 949 79 4 days ago 10th KasperKivimaeki 🇫🇮 949 79 4 days ago 18th prplz 🇦🇺 938 80 20 Oct 2020 18th primo-ppcg 🇹🇭 938 80 21 Oct 2020 18th emgordon154 938 80 22 Dec 2021 18th GrayJoKing 🇦🇺 938 80 13 Mar 2022 18th jared-hughes 938 80 30 Mar 2022 18th janbehrens 🇩🇪 938 80 26 Nov 2023 18th Herbert00709 🇵🇱 938 80 8 Jun 2024 18th roupiq 🇵🇱 938 80 9 Jun 2024 26th Attero 🇸🇪 926 81 4 May 2020 26th c0d3-4-F00d 🇩🇪 926 81 5 Jan 2022 28th AdrienHache 🇫🇷 915 82 7 Jan 2024 28th snoozingnewt 🇺🇸 915 82 1 Sep 2024 28th pardouin 🇫🇷 915 82 8 Oct 2024 31st NewDefectus 🇮🇱 893 84 16 Dec 2021 32nd annaproxy 882 85 18 May 2023 33rd djeedjay 🇳🇱 872 86 26 Oct 2020 33rd Yewzir 🇧🇪 872 86 22 Dec 2023 35th AaronGarbut 862 87 30 Jul 2019 36th ListeriaM 852 88 25 Aug 2023 36th Jonatan6 🇩🇰 852 88 27 Apr 2024 38th marcin7Cd 833 90 17 May 2020 38th dokutan 833 90 1 May 2024 40th Irratix 🇳🇱 824 91 19 Dec 2021 41st elgan65536 806 93 28 Nov 2023 41st Bmrl7 806 93 29 Feb 2024 43rd boxjelly 798 94 15 Feb 2021 43rd Shanethegamer 🇺🇸 798 94 18 Dec 2022 43rd KenanHanke 798 94 22 Feb 2023 43rd AlephSquirrel 798 94 8 Jun 2023 47th filharmonista 765 98 13 Mar 2020 48th madex 🇩🇪 750 100 22 Aug 2021 48th LorenzoDeGaspari 750 100 20 Jun 2022 50th YellowBunnyGit 743 101 5 Apr 2019 50th JohandeRuiter 🇳🇱 743 101 28 Nov 2023 52nd Re-Adventures 🇮🇳 735 102 20 Apr 2021 52nd jupj 🇫🇮 735 102 15 Oct 2022 54th CatsAreFluffy 728 103 15 Jan 2023 55th pkasting 714 105 5 Sep 2020 56th Natanaelel 🇸🇪 708 106 31 Mar 2022 57th retrohun 701 107 15 Mar 2019 58th pandapawskat 688 109 13 Sep 2021 59th Indivicivet 676 111 15 Mar 2021 59th trist224 🇫🇷 676 111 15 Nov 2022 61st AkashTandon167 664 113 10 Oct 2019 61st Spruill-1 664 113 11 Sep 2021 63rd jiaminglimjm 🇲🇾 658 114 12 Dec 2019 64th Alesun 🇮🇹 652 115 15 Oct 2019 64th cmayer777 652 115 12 Nov 2022 66th jngbsn 641 117 2 Mar 2019 67th ElelockSystems 625 120 12 Mar 2019 67th aubergine-sauce 625 120 20 Sep 2023 69th bac0id 610 123 11 Jul 2020 69th tegenton 610 123 6 Oct 2021 69th Haksell 🇦🇶 610 123 28 Feb 2023 69th HumanoidCPU 610 123 16 Nov 2023 69th RealAMC 🇳🇿 610 123 21 Nov 2023 69th Luca2812 610 123 11 Sep 2024 69th Mabeloid 🇳🇴 610 123 20 Sep 2024 1–75 of 106 Next