Tutorial in all languages in bytes. 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 Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly 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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 Continued Fractions 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 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 Bytes Time Submitted 674th error256 0 61 12ms 21 Nov 2024 674th error256 0 61 117ms 21 Nov 2024 674th ovs-code 🇩🇪 0 61 14ms 25 Nov 2024 674th GolfingSuccess 🇬🇷 0 61 14ms 25 Nov 2024 674th sean-niemann 🇺🇸 0 61 13ms 26 Nov 2024 674th duckyluuk 🇳🇱 0 61 12ms 26 Nov 2024 674th DialFrost 🇸🇬 0 61 16ms 26 Nov 2024 674th rucin93 🇵🇱 0 61 12ms 26 Nov 2024 674th emgordon154 0 61 14ms 28 Nov 2024 674th stefangimmillaro 0 61 5ms 3 Dec 2024 674th lukegustafson 🇺🇸 0 61 14ms 7 Dec 2024 674th MeWhenI 🇻🇦 0 61 11ms 11 Dec 2024 674th emplv 🇱🇻 0 61 17ms 11 Dec 2024 674th voytxt 🇨🇿 0 61 15ms 22 Dec 2024 674th Salutations45 0 61 14ms 29 Dec 2024 674th duckyluuk 🇳🇱 0 61 1,660ms 12 Jan 2025 674th CLOStrophobic 🇮🇹 0 61 13ms 22 Jan 2025 674th voytxt 🇨🇿 0 61 5ms 25 Jan 2025 674th m-tkach 🇺🇦 0 61 12ms 30 Jan 2025 674th Natanaelel 🇸🇪 0 61 14ms 2 Feb 2025 674th CaedenHarper 🇨🇦 0 61 13ms 3 Feb 2025 674th BalaM314 0 61 13ms 4 Feb 2025 674th kg583 🇺🇸 0 61 84ms 5 Feb 2025 674th GolfingSuccess 🇬🇷 0 61 123ms 5 Feb 2025 674th HumanoidCPU 0 61 6ms 7 Feb 2025 674th targrik 0 61 13ms 8 Feb 2025 674th MeWhenI 🇻🇦 0 61 6ms 14 Feb 2025 674th targrik 0 61 4ms 15 Feb 2025 674th attila8192 0 61 12ms 1 Mar 2025 674th targrik 0 61 2ms 14 Mar 2025 674th janlelis 0 61 20ms 31 Mar 2025 674th b-illy 🇬🇧 0 61 11ms 16 Apr 2025 674th janbehrens 🇩🇪 0 61 13ms 17 Apr 2025 674th pardouin 🇫🇷 0 61 14ms 17 Apr 2025 674th Shanethegamer 🇺🇸 0 61 125ms 17 Apr 2025 674th edsrzf 🇳🇿 0 61 13ms 17 Apr 2025 674th HumanoidCPU 0 61 121ms 18 Apr 2025 674th HumanoidCPU 0 61 12ms 18 Apr 2025 674th AlephSquirrel 0 61 14ms 20 Apr 2025 674th Sam-Vrgl 0 61 13ms 13 May 2025 674th c-py 0 61 14ms 14 May 2025 674th albanian-laundromat 0 61 126ms 6 Jun 2025 674th Andrey-Plotnikov 0 61 12ms 19 Jun 2025 674th a6166231 🇨🇳 0 61 18ms 20 Jun 2025 674th BREMAUCY 🇫🇷 0 61 14ms 1 Jul 2025 674th RYSF13 🇨🇳 0 61 11ms 5 Jul 2025 674th p01 0 61 13ms 28 Jul 2025 674th KrausRaus 🇺🇸 0 61 12ms 29 Jul 2025 674th dmrichwa 🇺🇸 0 61 12ms 29 Jul 2025 674th dokutan 0 61 3ms 5 Aug 2025 674th gitchaell 🇧🇴 0 61 12ms 6 Aug 2025 674th lukepolak 0 61 12ms 7 Aug 2025 674th adrianbgo 0 61 11ms 7 Aug 2025 674th helbling 🇨🇭 0 61 14ms 28 Aug 2025 674th snoozingnewt 🇺🇸 0 61 130ms 15 Sep 2025 674th snoozingnewt 🇺🇸 0 61 12ms 15 Sep 2025 674th larsendaniel 0 61 11ms 15 days ago 674th JOrE20 0 61 11ms 4 days ago 674th GodlyProgrammer1 0 61 11ms 18 hours ago 735th emgordon154 0 62 3ms 27 Nov 2024 735th CLOStrophobic 🇮🇹 0 62 4ms 4 Feb 2025 735th DialFrost 🇸🇬 0 62 8ms 15 Feb 2025 735th dokutan 0 62 1,277ms 15 Jul 2025 735th 6512345 0 62 112ms 18 days ago 740th kg583 🇺🇸 0 63 48ms 21 Nov 2024 740th emgordon154 0 63 141ms 28 Nov 2024 740th rucin93 🇵🇱 0 63 133ms 3 Dec 2024 740th lukegustafson 🇺🇸 0 63 137ms 7 Dec 2024 740th sean-niemann 🇺🇸 0 63 139ms 10 Dec 2024 740th MeWhenI 🇻🇦 0 63 7ms 18 Dec 2024 740th zacjl 0 63 48ms 31 Dec 2024 740th Shanethegamer 🇺🇸 0 63 156ms 10 Jan 2025 740th CLOStrophobic 🇮🇹 0 63 48ms 17 Jan 2025 740th edsrzf 🇳🇿 0 63 59ms 9 Feb 2025 740th GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 First Prev 676–750 of 2,909 Next Last