Leap Years in all languages in bytes. 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) Taxicab Numbers 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 Huffman Encoder 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 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) Taxicab Numbers 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 Huffman Encoder 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 Turtle Tutorial # Golfer Points Bytes Time Submitted 596th user189032 892 44 10ms 29 May 2019 596th marcin7Cd 892 44 10ms 13 Mar 2020 596th ondras 892 44 10ms 3 May 2020 596th daisy-lau 892 44 10ms 20 May 2020 596th efgen 892 44 10ms 12 Jun 2020 596th itsh01 892 44 10ms 15 Jul 2020 596th thisishowmymindworks 🇳🇴 892 44 10ms 20 Jul 2020 596th ToriTheChicken 892 44 10ms 21 Jul 2020 596th ehouais 892 44 9ms 23 Aug 2020 596th Athe81 892 44 10ms 30 Oct 2020 596th jn-lp 🇺🇦 892 44 9ms 1 Nov 2020 596th pandapawskat 892 44 11ms 3 Dec 2020 596th boxjelly 892 44 10ms 14 Feb 2021 596th blader0x 892 44 9ms 28 Mar 2021 596th heypwesto 🇳🇿 892 44 10ms 20 Apr 2021 596th Shanethegamer 🇺🇸 892 44 11ms 22 May 2021 596th Natanaelel 🇸🇪 892 44 9ms 1 Oct 2021 596th alex-oser 🇲🇰 892 44 11ms 5 Oct 2021 596th igmcdowell 892 44 10ms 25 Nov 2021 596th shellbertt 🇨🇦 892 44 12ms 3 Dec 2021 596th ZakkkkAttackkkk 🇵🇭 892 44 10ms 17 Dec 2021 596th fitzdotlol 🇺🇸 892 44 10ms 8 Mar 2022 596th vincens2005 🇺🇸 892 44 10ms 30 Mar 2022 596th otubby 892 44 10ms 30 Mar 2022 596th NathanGabrielson 892 44 9ms 30 Mar 2022 596th inverseLorentz 🇦🇺 892 44 10ms 28 Jun 2022 596th two-bad 🇬🇧 892 44 10ms 5 Jul 2022 596th aksyristos 892 44 11ms 28 Oct 2022 596th scpchicken 🇵🇼 892 44 10ms 22 Feb 2023 596th Kesefon 892 44 10ms 25 Apr 2023 596th dteague3989 892 44 10ms 27 May 2023 596th unfinishedprogram 892 44 9ms 4 Jul 2023 596th Davr1 🇨🇿 892 44 10ms 15 Oct 2023 596th Yewzir 🇧🇪 892 44 11ms 15 Oct 2023 596th dylanarmstrong 892 44 9ms 22 Jan 2024 596th hacker112 🇸🇪 892 44 11ms 22 Jun 2024 596th piano-miles 892 44 9ms 6 Sep 2024 596th kovdmm 892 44 12ms 13 Oct 2024 596th CaedenHarper 🇨🇦 892 44 10ms 22 Oct 2024 596th XenThe 🇬🇧 892 44 9ms 7 Jun 2025 596th olleicua 🇺🇸 892 44 12ms 13 Aug 2025 596th LordSir101 892 44 9ms 18 Aug 2025 596th Elkfoot2 892 44 9ms 10 Jan 2026 596th bac0id 892 44 10ms 27 Jan 2026 596th JOrE20 892 44 10ms 11 Feb 2026 596th FortuiteMan 🇫🇷 892 44 9ms 24 Mar 2026 647th andersk 🇺🇸 892 60 121ms 20 Mar 2020 647th primo-ppcg 🇹🇭 892 60 129ms 2 May 2020 647th Lydxn 🇨🇦 892 60 127ms 24 Aug 2021 647th lynn 892 60 125ms 10 Sep 2021 647th Super-Pizza 🇨🇦 892 60 133ms 22 May 2023 647th Steffan153 🇫🇮 892 60 130ms 23 Mar 2026 653rd saito-ta 🇯🇵 891 42 2ms 22 Jun 2023 654th Lydxn 🇨🇦 891 52 4ms 12 May 2023 654th GrayJoKing 🇦🇺 891 52 3ms 14 Aug 2023 654th dokutan 891 52 4ms 25 Sep 2024 654th kg583 🇺🇸 891 52 4ms 10 Dec 2025 654th edsrzf 🇳🇿 891 52 4ms 14 Dec 2025 659th edsrzf 🇳🇿 890 54 7ms 22 Feb 2026 660th andersk 🇺🇸 888 59 1ms 20 Mar 2020 660th uw4 888 59 1ms 29 Aug 2020 660th janbehrens 🇩🇪 888 59 1ms 22 May 2021 660th lynn 888 59 1ms 2 Oct 2021 660th simon-biber 888 59 1ms 7 Feb 2022 660th LorenzoDeGaspari 888 59 2ms 20 Jun 2022 660th solmyr2000 888 59 1ms 21 Jun 2022 660th AlephSquirrel 888 59 1ms 18 Jul 2022 660th Alex-x90 🇺🇸 888 59 2ms 24 Nov 2022 660th annaproxy 888 59 1ms 8 Jan 2023 660th b10011 🇫🇮 888 59 1ms 8 Jan 2023 660th orthoplex 🇨🇽 888 59 1ms 14 Jun 2024 660th yanjs 888 59 1ms 5 Jul 2025 660th luuumine 🇫🇷 888 59 1ms 29 Oct 2025 660th FoxInTheClouds 888 59 2ms 18 Feb 2026 660th roupiq 🇵🇱 888 59 2ms 21 days ago 660th Herbert00709 🇵🇱 888 59 2ms 13 days ago 677th DialFrost 🇸🇬 888 67 624ms 24 Sep 2025 677th sean-niemann 🇺🇸 888 67 409ms 24 Sep 2025 677th nwellnhof 🇩🇪 888 67 538ms 25 Sep 2025 677th namelessiw 888 67 485ms 4 Oct 2025 677th b-illy 🇬🇧 888 67 444ms 9 Oct 2025 677th MeWhenI 🇻🇦 888 67 515ms 7 Nov 2025 677th dokutan 888 67 422ms 30 Nov 2025 677th edsrzf 🇳🇿 888 67 442ms 21 Dec 2025 677th fuzzylojik-golf 🇺🇸 888 67 421ms 28 Mar 2026 686th janbehrens 🇩🇪 888 77 63ms 8 Jan 2022 686th solmyr2000 888 77 59ms 21 Jun 2022 686th annaproxy 888 77 62ms 7 Jan 2023 686th Alex-x90 🇺🇸 888 77 57ms 19 Feb 2023 686th roupiq 🇵🇱 888 77 54ms 17 Nov 2023 686th ovs-code 🇩🇪 888 77 60ms 3 Jun 2024 686th tailorspy 888 77 59ms 23 Sep 2024 686th luuumine 🇫🇷 888 77 58ms 16 Nov 2025 694th AlephSquirrel 887 45 479ms 21 Jan 2024 694th m-tkach 🇺🇦 887 45 469ms 5 Feb 2024 694th neel11235813 887 45 519ms 2 Mar 2024 694th MeWhenI 🇻🇦 887 45 462ms 13 Jul 2024 694th dokutan 887 45 547ms 25 Sep 2024 694th CaedenHarper 🇨🇦 887 45 392ms 24 Jul 2025 694th Babafaba 887 45 474ms 26 Nov 2025 First 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