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Leap Years in C in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 62nd bac0id 883 60 2ms 27 Jan 2026 82nd rambox11 869 61 2ms 11 Mar 2019 82nd wansacis 🇩🇪 869 61 1ms 20 Aug 2021 82nd pandapawskat 869 61 1ms 1 Sep 2021 82nd tegenton 869 61 1ms 4 Oct 2021 82nd ColesHoles 869 61 1ms 4 Oct 2021 82nd BroccoliRaab 869 61 1ms 5 Oct 2021 82nd ricehens 869 61 1ms 26 Nov 2021 82nd shellbertt 🇨🇦 869 61 1ms 3 Dec 2021 82nd c0d3-4-F00d 🇩🇪 869 61 1ms 5 Jan 2022 82nd Anonymousellama21 869 61 2ms 8 Jun 2022 82nd ColeBardin 869 61 1ms 30 Jul 2022 82nd biocommando 🇫🇮 869 61 1ms 21 Dec 2022 82nd Bmrl7 869 61 1ms 5 Aug 2023 82nd Grrisly 869 61 2ms 3 Nov 2023 82nd kkoenig 869 61 2ms 30 Dec 2023 82nd Yewzir 🇧🇪 869 61 1ms 7 Feb 2024 82nd northsuperman 869 61 1ms 31 Mar 2024 82nd Mandrzejy 🇵🇱 869 61 1ms 12 Apr 2024 82nd CaedenHarper 🇨🇦 869 61 1ms 1 Feb 2025 82nd JOrE20 869 61 2ms 15 Feb 2026 82nd solisolu 869 61 2ms 16 mins ago 103rd ModernTrollfare 855 62 1ms 24 May 2020 103rd AbhayAravinda 855 62 1ms 28 Jul 2020 103rd ngocbd 🇻🇳 855 62 1ms 23 Sep 2020 103rd gastropner 855 62 1ms 23 Dec 2020 103rd RYNO8 855 62 1ms 11 Oct 2021 103rd Betuaredead 855 62 1ms 4 Jan 2023 103rd User2654 855 62 1ms 8 Feb 2023 103rd dteague3989 855 62 1ms 26 May 2023 103rd HumanoidCPU 855 62 1ms 19 Feb 2024 103rd sjrct 855 62 2ms 4 Aug 2024 103rd Garklein 🇨🇦 855 62 1ms 6 Jan 2025 103rd mntGiulio 855 62 2ms 25 Mar 2025 103rd heanyang1 855 62 1ms 20 Apr 2025 103rd iczelia 🇩🇪 855 62 2ms 24 Sep 2025 103rd Andrey2001 855 62 2ms 25 Nov 2025 103rd Lv0Sys 🇵🇱 855 62 2ms 2 Dec 2025 103rd ComradeSquirrel 855 62 2ms 9 days ago 120th daedals 841 63 2ms 1 Jul 2019 120th AkashTandon167 841 63 1ms 26 Oct 2019 120th pkasting 841 63 1ms 6 Sep 2020 120th urojony 🇵🇱 841 63 1ms 26 Dec 2020 120th boxjelly 841 63 1ms 15 Feb 2021 120th Re-Adventures 🇮🇳 841 63 1ms 25 Mar 2021 120th TheHammerBro 841 63 1ms 30 Apr 2021 120th fourth-bit 841 63 1ms 6 Dec 2022 120th aksyristos 841 63 2ms 30 Jan 2023 120th unfinishedprogram 841 63 1ms 21 Jun 2023 120th yzhs 🇩🇪 841 63 1ms 23 Jun 2023 120th keelimeguy 🇺🇸 841 63 2ms 16 May 2025 120th mhgockel 841 63 2ms 21 Jun 2025 133rd Sayan505 🇮🇳 828 64 1ms 23 Feb 2020 133rd taklam 828 64 1ms 20 May 2020 133rd bendapootie 828 64 2ms 9 Jul 2020 133rd heypwesto 🇳🇿 828 64 1ms 20 Apr 2021 133rd Spruill-1 828 64 1ms 2 Nov 2021 133rd jupj 🇫🇮 828 64 1ms 3 Oct 2022 133rd astdefu 828 64 2ms 10 Dec 2022 133rd Sora1248 🇩🇪 828 64 1ms 10 Feb 2023 133rd CatsAreFluffy 828 64 1ms 19 Feb 2023 133rd RealAMC 🇳🇿 828 64 1ms 15 Nov 2023 133rd ndren 828 64 1ms 19 Nov 2023 133rd stellartux 828 64 1ms 27 Dec 2023 133rd roguh 🇬🇹 828 64 1ms 14 Jan 2024 133rd Us1ngTh3Hub 828 64 1ms 2 Apr 2024 133rd Jonatan6 🇩🇰 828 64 1ms 28 Apr 2024 148th YellowBunnyGit 815 65 1ms 5 Apr 2019 148th Serentty 815 65 1ms 31 May 2020 148th shaneliu-zf 🇹🇼 815 65 1ms 6 Jul 2020 148th resetcentral 815 65 1ms 21 May 2022 148th f-tucker 815 65 2ms 4 Jan 2024 148th Mabeloid 🇳🇴 815 65 2ms 14 Oct 2024 148th Efgeen 🇸🇪 815 65 2ms 17 Nov 2025 148th albanian-laundromat 🇺🇸 815 65 1ms 20 Jan 2026 156th citsur 803 66 1ms 9 Jun 2019 156th Alesun 🇮🇹 803 66 1ms 14 Oct 2019 156th AforAmpere 803 66 2ms 15 Jun 2020 156th daschr 803 66 2ms 1 Nov 2020 156th thebuilder6 🇺🇸 803 66 1ms 23 Oct 2021 First 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