Happy 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 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 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 v2 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 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar 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 Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar 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 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 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 v2 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 # Golfer Lang Points Chars Time 1st rhdqor213 C 1,000 55 5 Apr 2024 1st Lydxn 🇨🇦 C 1,000 55 21 Apr 2024 3rd JayXon 🇺🇸 C 932 59 6 Jan 2021 4th nwellnhof 🇩🇪 C 917 60 11 Feb 2020 4th primo-ppcg 🇹🇭 C 917 60 22 Aug 2020 6th prplz 🇦🇺 C 902 61 12 Mar 2019 6th sisyphus-ppcg 🇦🇺 C 902 61 12 Jan 2021 8th AdrienHache C 859 64 7 Jan 2024 9th MeWhenI 🇻🇦 C 775 71 22 Aug 2023 10th saito-ta 🇯🇵 C 733 75 22 Jun 2022 10th inventshah C 733 75 25 Jan 2023 10th Yewzir 🇧🇪 C 733 75 22 Dec 2023 13th Alex-x90 🇺🇸 C 724 76 3 Dec 2022 14th sean-niemann 🇺🇸 C 714 77 29 Nov 2022 15th marcin7Cd C 705 78 17 May 2020 15th lynn C 705 78 2 Oct 2021 15th Steffan153 🇫🇮 C 705 78 28 Jan 2023 18th m-tkach 🇺🇦 C 696 79 9 Mar 2023 18th ovs-code 🇩🇪 C 696 79 24 Mar 2024 18th dokutan C 696 79 1 May 2024 18th xsot 🇸🇬 C 696 79 23 May 2024 22nd emgordon154 C 688 80 22 Dec 2021 22nd GrayJoKing 🇦🇺 C 688 80 13 Mar 2022 22nd jared-hughes C 688 80 30 Mar 2022 22nd janbehrens 🇩🇪 C 688 80 26 Nov 2023 22nd Herbert00709 🇵🇱 C 688 80 8 Jun 2024 22nd roupiq 🇵🇱 C 688 80 9 Jun 2024 28th Attero 🇸🇪 C 679 81 4 May 2020 28th c0d3-4-F00d 🇩🇪 C 679 81 5 Jan 2022 28th DialFrost 🇸🇬 C 679 81 28 Jan 2023 28th KasperKivimaeki 🇫🇮 C 679 81 23 Feb 2024 32nd snoozingnewt 🇺🇸 C 671 82 1 Sep 2024 33rd NewDefectus 🇮🇱 C 655 84 16 Dec 2021 34th annaproxy C 647 85 18 May 2023 35th djeedjay 🇳🇱 C 640 86 26 Oct 2020 36th AaronGarbut C 632 87 30 Jul 2019 36th Jonatan6 🇩🇰 C 632 87 27 Apr 2024 38th ListeriaM C 625 88 25 Aug 2023 39th Irratix 🇳🇱 C 611 90 13 Jun 2022 40th Shanethegamer 🇺🇸 C 591 93 3 Apr 2023 40th elgan65536 C 591 93 28 Nov 2023 40th Bmrl7 C 591 93 29 Feb 2024 43rd boxjelly C 585 94 15 Feb 2021 43rd KenanHanke C 585 94 22 Feb 2023 43rd AlephSquirrel C 585 94 8 Jun 2023 46th filharmonista C 561 98 13 Mar 2020 47th madex 🇩🇪 C 556 99 12 Nov 2022 48th LorenzoDeGaspari C 550 100 20 Jun 2022 49th YellowBunnyGit C 545 101 5 Apr 2019 49th JohandeRuiter 🇳🇱 C 545 101 6 Nov 2023 51st Re-Adventures 🇮🇳 C 539 102 20 Apr 2021 51st jupj 🇫🇮 C 539 102 15 Oct 2022 53rd CatsAreFluffy C 534 103 15 Jan 2023 54th pkasting C 524 105 5 Sep 2020 55th Natanaelel 🇸🇪 C 519 106 31 Mar 2022 56th retrohun C 514 107 15 Mar 2019 57th pandapawskat C 505 109 13 Sep 2021 58th Indivicivet C 495 111 15 Mar 2021 58th trist224 🇫🇷 C 495 111 15 Nov 2022 60th AkashTandon167 C 487 113 10 Oct 2019 60th Spruill-1 C 487 113 11 Sep 2021 62nd jiaminglimjm 🇲🇾 C 482 114 12 Dec 2019 63rd Alesun 🇮🇹 C 478 115 15 Oct 2019 63rd cmayer777 C 478 115 12 Nov 2022 65th jngbsn C 470 117 2 Mar 2019 66th ElelockSystems C 458 120 12 Mar 2019 66th aubergine-sauce C 458 120 20 Sep 2023 68th bac0id C 447 123 11 Jul 2020 68th tegenton C 447 123 6 Oct 2021 68th Haksell 🇦🇶 C 447 123 28 Feb 2023 68th HumanoidCPU C 447 123 16 Nov 2023 68th RealAMC 🇳🇿 C 447 123 21 Nov 2023 68th Luca2812 C 447 123 24 days ago 68th Mabeloid 🇳🇴 C 447 123 15 days ago 75th ColesHoles C 440 125 1 Oct 2021 1–75 of 104 Next