Leap Years in Python 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 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 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 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 Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 823rd pavi2410 614 70 18ms 26 Aug 2020 823rd valgardg 🇮🇸 614 70 17ms 9 Aug 2021 823rd KiaraGrouwstra 614 70 10ms 18 Aug 2021 823rd velociburner 614 70 17ms 30 Oct 2021 823rd raketexyz 614 70 17ms 29 Dec 2021 823rd brochmann 🇸🇪 614 70 20ms 6 Feb 2022 823rd kmcomer 614 70 10ms 22 Feb 2022 823rd trag1c 🇵🇱 614 70 20ms 11 Apr 2022 823rd Trunksistor 🇫🇷 614 70 10ms 20 Apr 2022 823rd chmltn 614 70 10ms 28 Jan 2023 823rd FusionAtom360 614 70 11ms 28 Sep 2024 823rd FernSchoenberg 614 70 16ms 16 Oct 2024 823rd Adupadu1234 614 70 23ms 30 Oct 2024 823rd Pimveha 614 70 10ms 12 Nov 2024 823rd yupiel 614 70 16ms 8 Jan 2025 823rd 0dyse 614 70 16ms 29 Apr 2025 823rd XenThe 🇬🇧 614 70 10ms 5 days ago 843rd RyanRogan 606 71 12ms 10 Sep 2019 843rd 130N35 606 71 13ms 22 Jan 2020 843rd mcdowell95 606 71 11ms 31 Mar 2020 843rd sroehl 606 71 12ms 25 Jun 2020 843rd ejerrard 606 71 9ms 27 Aug 2020 843rd lucasvanmol 606 71 21ms 9 Sep 2020 843rd Brianzhengca 606 71 10ms 1 Feb 2021 843rd thomashastings 606 71 11ms 15 Apr 2021 843rd Nibamot 606 71 10ms 22 Dec 2021 843rd DominicFrei 606 71 16ms 13 Apr 2022 843rd Lemonz-13223 606 71 12ms 5 May 2022 843rd aid-f 606 71 10ms 22 Mar 2023 843rd dranjohn 606 71 16ms 24 Sep 2023 843rd diquah 606 71 11ms 1 Nov 2023 843rd yuchuehw 606 71 12ms 12 Jan 2024 843rd Bit125 606 71 10ms 31 Jan 2024 843rd resoNathan 606 71 9ms 24 May 2024 843rd ComputerKWasTaken 🇺🇸 606 71 17ms 6 Jun 2024 843rd That1GuyWhoSucks 606 71 9ms 5 Oct 2024 843rd s30153 606 71 16ms 15 May 2025 843rd rollsroyce0 606 71 10ms 8 Jul 2025 864th ingdanko 597 72 10ms 5 Feb 2019 864th chriscconte 597 72 11ms 16 Apr 2019 864th jwade109 597 72 17ms 17 Jul 2019 864th babulibaba 597 72 11ms 15 Aug 2019 864th Akilles1 597 72 11ms 9 Oct 2019 864th scottJsonar 597 72 11ms 29 Nov 2019 864th oAsAo 597 72 9ms 18 Jan 2020 864th ArturLange 597 72 12ms 17 Apr 2020 864th CharbelAD 597 72 11ms 16 Aug 2020 864th zax2002 597 72 17ms 7 Sep 2020 864th nico-bachner 597 72 10ms 5 Dec 2020 864th SchmulRosenzwe1g 597 72 11ms 15 Mar 2021 864th befoster 597 72 17ms 10 Apr 2021 864th ethandhunt 597 72 16ms 20 Jul 2021 864th tetraxile 597 72 10ms 3 Oct 2021 864th ellygaytor 597 72 15ms 2 Nov 2021 864th KingSkyrock 🇺🇸 597 72 17ms 28 Jan 2022 864th realicraft 597 72 10ms 21 Mar 2022 864th 104210 597 72 21ms 11 May 2022 864th nmgetahun 597 72 11ms 4 Dec 2022 864th arinhyther 597 72 23ms 25 Dec 2022 864th kellantech 597 72 36ms 2 Jun 2023 864th jdszekeres 597 72 15ms 19 Jun 2023 864th MisterrLuck 597 72 17ms 9 Sep 2023 864th therealnumbers 597 72 18ms 16 Nov 2023 864th RoscoeDaWah 🇬🇧 597 72 11ms 23 Nov 2023 864th dmitrijslasko 🇱🇻 597 72 11ms 31 Jan 2024 864th jstechman 597 72 10ms 25 Feb 2024 864th NoneTheFewer 597 72 15ms 17 May 2024 864th xyangst 597 72 16ms 5 Oct 2024 864th SURAJMITTAL 597 72 10ms 13 Dec 2024 864th atazzam 🇺🇸 597 72 20ms 23 Jan 2025 864th pastelglowcloud 597 72 11ms 2 Apr 2025 897th suhasbharadwaj 589 73 11ms 23 Jan 2019 897th egelmex 589 73 9ms 15 Nov 2019 897th roniapple 589 73 10ms 30 May 2020 897th DavideFarina96 589 73 10ms 2 Nov 2020 First Prev 826–900 of 1,098 Next Last