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 ROT13 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 Calendar CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Set Sphenic Numbers Star Wars GPT Tic-tac-toe 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 Gleam 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 Gleam 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 ROT13 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 Calendar CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Set Sphenic Numbers Star Wars GPT Tic-tac-toe 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 17 Dec 2024 10th KasperKivimaeki 🇫🇮 949 79 17 Dec 2024 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 28th NicknamedTwice 🇬🇧 915 82 12 days ago 32nd NewDefectus 🇮🇱 893 84 16 Dec 2021 33rd annaproxy 882 85 18 May 2023 34th djeedjay 🇳🇱 872 86 26 Oct 2020 34th Yewzir 🇧🇪 872 86 22 Dec 2023 36th AaronGarbut 862 87 30 Jul 2019 37th ListeriaM 852 88 25 Aug 2023 37th Jonatan6 🇩🇰 852 88 27 Apr 2024 39th marcin7Cd 833 90 17 May 2020 39th dokutan 833 90 1 May 2024 41st Irratix 🇳🇱 824 91 19 Dec 2021 42nd elgan65536 806 93 28 Nov 2023 42nd Bmrl7 806 93 29 Feb 2024 44th boxjelly 798 94 15 Feb 2021 44th Shanethegamer 🇺🇸 798 94 18 Dec 2022 44th KenanHanke 798 94 22 Feb 2023 44th AlephSquirrel 798 94 8 Jun 2023 48th filharmonista 765 98 13 Mar 2020 49th madex 🇩🇪 750 100 22 Aug 2021 49th LorenzoDeGaspari 750 100 20 Jun 2022 51st YellowBunnyGit 743 101 5 Apr 2019 51st JohandeRuiter 🇳🇱 743 101 28 Nov 2023 53rd Re-Adventures 🇮🇳 735 102 20 Apr 2021 53rd jupj 🇫🇮 735 102 15 Oct 2022 55th CatsAreFluffy 728 103 15 Jan 2023 56th pkasting 714 105 5 Sep 2020 57th Natanaelel 🇸🇪 708 106 31 Mar 2022 58th retrohun 701 107 15 Mar 2019 59th pandapawskat 688 109 13 Sep 2021 60th Indivicivet 676 111 15 Mar 2021 60th trist224 🇫🇷 676 111 15 Nov 2022 62nd AkashTandon167 664 113 10 Oct 2019 62nd Spruill-1 664 113 11 Sep 2021 64th jiaminglimjm 🇲🇾 658 114 12 Dec 2019 65th Alesun 🇮🇹 652 115 15 Oct 2019 65th cmayer777 652 115 12 Nov 2022 67th jngbsn 641 117 2 Mar 2019 68th ElelockSystems 625 120 12 Mar 2019 68th aubergine-sauce 625 120 20 Sep 2023 70th bac0id 610 123 11 Jul 2020 70th tegenton 610 123 6 Oct 2021 70th Haksell 🇦🇶 610 123 28 Feb 2023 70th HumanoidCPU 610 123 16 Nov 2023 70th RealAMC 🇳🇿 610 123 21 Nov 2023 70th Luca2812 610 123 11 Sep 2024 1–75 of 107 Next