Leap Years in Python 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 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 787th muser-logiccpu 🇺🇦 642 67 23ms 20 Aug 2025 802nd jotslo 🇬🇧 632 68 10ms 11 Jul 2019 802nd Stealth-py 632 68 17ms 11 Jul 2019 802nd puzzleninja 632 68 17ms 18 Jul 2019 802nd TrAyZeN 632 68 10ms 23 Aug 2019 802nd devRND-ess 632 68 10ms 30 Apr 2020 802nd cslecrone 632 68 16ms 10 Dec 2020 802nd wrhm 632 68 9ms 12 Dec 2020 802nd orifu 632 68 16ms 16 Mar 2021 802nd Andrey135296 632 68 10ms 3 Jan 2022 802nd tterem 632 68 17ms 7 Jun 2022 802nd andrewgopher 632 68 9ms 25 Jun 2022 802nd dtaylor0 632 68 11ms 19 Nov 2022 802nd rm-rf-innocence 632 68 9ms 19 Dec 2023 802nd andrewl64 632 68 10ms 18 Jan 2024 802nd JesseNoEyes 🇺🇸 632 68 10ms 25 Sep 2024 802nd alemelis 632 68 14ms 16 Oct 2024 802nd Siri-chan 632 68 16ms 8 Jan 2025 802nd osNiko 🇧🇷 632 68 10ms 22 Jul 2025 802nd morphthesworph 632 68 10ms 22 Jan 2026 821st msrawson 623 69 10ms 21 Dec 2018 821st Faweks1 623 69 10ms 19 Mar 2019 821st joshvd 623 69 10ms 31 Aug 2019 821st ElterZ 623 69 10ms 3 Dec 2019 821st Megamoff 623 69 10ms 20 Feb 2020 821st EManLava 623 69 10ms 8 May 2020 821st OliverWales 623 69 16ms 5 Nov 2020 821st logancammish2 623 69 17ms 5 Feb 2021 821st timchu 623 69 10ms 4 Mar 2021 821st shagunsingh30 623 69 10ms 2 Apr 2022 821st mosabhai77 623 69 10ms 2 Apr 2022 821st Schmitz48 623 69 9ms 6 May 2022 821st EthanGrant1 623 69 9ms 23 May 2022 821st elkayyem 623 69 16ms 25 May 2022 821st ms-tingliang 623 69 10ms 5 Aug 2022 821st docd 623 69 10ms 8 Aug 2022 821st shreyasminocha 623 69 9ms 20 Sep 2022 821st julian-hoelz 623 69 10ms 21 Sep 2024 821st gthayden23 623 69 11ms 5 Oct 2024 821st Rambso 623 69 16ms 10 Oct 2024 821st rustykitty 🇺🇸 623 69 11ms 2 May 2025 821st gsprochette 623 69 15ms 22 Aug 2025 821st madeforlosers 623 69 16ms 11 Nov 2025 844th SimonPeatman 614 70 9ms 29 Dec 2018 844th ZASebastian 614 70 10ms 4 Jul 2019 844th luttermann 614 70 10ms 11 Aug 2019 844th pavi2410 614 70 16ms 26 Aug 2020 844th valgardg 🇮🇸 614 70 16ms 9 Aug 2021 844th KiaraGrouwstra 614 70 10ms 18 Aug 2021 844th velociburner 614 70 15ms 30 Oct 2021 844th raketexyz 614 70 15ms 29 Dec 2021 844th brochmann 🇸🇪 614 70 16ms 6 Feb 2022 844th kmcomer 614 70 10ms 22 Feb 2022 844th trag1c 🇵🇱 614 70 16ms 11 Apr 2022 844th Trunksistor 🇫🇷 614 70 10ms 20 Apr 2022 844th chmltn 614 70 9ms 28 Jan 2023 844th FusionAtom360 614 70 10ms 28 Sep 2024 844th FernSchoenberg 614 70 17ms 16 Oct 2024 844th Adupadu1234 614 70 16ms 30 Oct 2024 844th Pimveha 614 70 10ms 12 Nov 2024 844th yupiel 614 70 15ms 8 Jan 2025 844th 0dyse 614 70 15ms 29 Apr 2025 844th XenThe 🇬🇧 614 70 10ms 6 Nov 2025 864th RyanRogan 606 71 9ms 10 Sep 2019 864th 130N35 606 71 10ms 22 Jan 2020 864th mcdowell95 606 71 10ms 31 Mar 2020 864th sroehl 606 71 9ms 25 Jun 2020 864th ejerrard 606 71 10ms 27 Aug 2020 864th lucasvanmol 606 71 16ms 9 Sep 2020 864th Brianzhengca 606 71 10ms 1 Feb 2021 864th thomashastings 606 71 10ms 15 Apr 2021 864th Nibamot 606 71 10ms 22 Dec 2021 864th DominicFrei 606 71 16ms 13 Apr 2022 864th Lemonz-13223 606 71 9ms 5 May 2022 864th aid-f 606 71 10ms 22 Mar 2023 864th dranjohn 606 71 17ms 24 Sep 2023 864th diquah 606 71 9ms 1 Nov 2023 864th yuchuehw 606 71 10ms 12 Jan 2024 864th Bit125 606 71 9ms 31 Jan 2024 864th resoNathan 606 71 10ms 24 May 2024 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