Tutorial in all languages 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 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 Chars Time Submitted 718th b-illy 🇬🇧 0 61 11ms 16 Apr 2025 718th janbehrens 🇩🇪 0 61 13ms 17 Apr 2025 718th pardouin 🇫🇷 0 61 14ms 17 Apr 2025 718th Shanethegamer 🇺🇸 0 61 125ms 17 Apr 2025 718th edsrzf 🇳🇿 0 61 13ms 17 Apr 2025 718th HumanoidCPU 0 61 121ms 18 Apr 2025 718th HumanoidCPU 0 61 12ms 18 Apr 2025 718th AlephSquirrel 0 61 14ms 20 Apr 2025 718th Sam-Vrgl 0 61 13ms 13 May 2025 718th c-py 0 61 14ms 14 May 2025 718th albanian-laundromat 0 61 126ms 6 Jun 2025 718th Andrey-Plotnikov 0 61 12ms 19 Jun 2025 718th a6166231 🇨🇳 0 61 18ms 20 Jun 2025 718th elana-teal 0 61 12ms 20 Jun 2025 718th BREMAUCY 🇫🇷 0 61 14ms 1 Jul 2025 718th RYSF13 🇨🇳 0 61 11ms 5 Jul 2025 718th p01 0 61 13ms 28 Jul 2025 718th KrausRaus 🇺🇸 0 61 12ms 29 Jul 2025 718th dmrichwa 🇺🇸 0 61 12ms 29 Jul 2025 718th dokutan 0 61 3ms 5 Aug 2025 718th gitchaell 🇧🇴 0 61 12ms 6 Aug 2025 718th lukepolak 0 61 12ms 7 Aug 2025 718th adrianbgo 0 61 11ms 7 Aug 2025 718th helbling 🇨🇭 0 61 14ms 28 Aug 2025 718th snoozingnewt 🇺🇸 0 61 130ms 15 Sep 2025 718th snoozingnewt 🇺🇸 0 61 12ms 15 Sep 2025 718th larsendaniel 0 61 11ms 15 days ago 718th JOrE20 0 61 11ms 4 days ago 718th GodlyProgrammer1 0 61 11ms 14 hours ago 780th emgordon154 0 62 3ms 27 Nov 2024 780th CLOStrophobic 🇮🇹 0 62 4ms 4 Feb 2025 780th DialFrost 🇸🇬 0 62 8ms 15 Feb 2025 780th heanyang1 0 62 17ms 26 Mar 2025 780th dokutan 0 62 1,277ms 15 Jul 2025 780th 6512345 0 62 112ms 18 days ago 786th kg583 🇺🇸 0 63 48ms 21 Nov 2024 786th sean-niemann 🇺🇸 0 63 139ms 10 Dec 2024 786th MeWhenI 🇻🇦 0 63 7ms 18 Dec 2024 786th zacjl 0 63 48ms 31 Dec 2024 786th CLOStrophobic 🇮🇹 0 63 48ms 17 Jan 2025 786th edsrzf 🇳🇿 0 63 59ms 9 Feb 2025 786th GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 786th Nemikolh 🇫🇷 0 63 14ms 12 Feb 2025 786th GolfingSuccess 🇬🇷 0 63 134ms 20 Feb 2025 786th varhammer 🇷🇺 0 63 7ms 22 Feb 2025 786th voytxt 🇨🇿 0 63 137ms 17 Apr 2025 786th FlyingPenguin223 0 63 53ms 17 Apr 2025 786th DialFrost 🇸🇬 0 63 135ms 17 Apr 2025 786th DialFrost 🇸🇬 0 63 8ms 17 Apr 2025 786th DialFrost 🇸🇬 0 63 48ms 17 Apr 2025 786th pardouin 🇫🇷 0 63 136ms 17 Apr 2025 786th Shanethegamer 🇺🇸 0 63 6ms 17 Apr 2025 786th Shanethegamer 🇺🇸 0 63 57ms 17 Apr 2025 786th GolfingSuccess 🇬🇷 0 63 7ms 17 Apr 2025 786th HumanoidCPU 0 63 137ms 18 Apr 2025 786th HumanoidCPU 0 63 7ms 18 Apr 2025 786th HumanoidCPU 0 63 48ms 18 Apr 2025 786th CaedenHarper 🇨🇦 0 63 137ms 18 Apr 2025 786th CaedenHarper 🇨🇦 0 63 6ms 18 Apr 2025 786th CaedenHarper 🇨🇦 0 63 50ms 18 Apr 2025 786th dokutan 0 63 7ms 28 Apr 2025 786th Jigglypuffed 0 63 48ms 19 Jul 2025 786th penous 0 63 14ms 2 Aug 2025 786th YellowDudeIsMe 0 63 12ms 14 Aug 2025 786th albanian-laundromat 0 63 7ms 22 Aug 2025 786th snoozingnewt 🇺🇸 0 63 159ms 15 Sep 2025 786th snoozingnewt 🇺🇸 0 63 7ms 15 Sep 2025 786th snoozingnewt 🇺🇸 0 63 48ms 15 Sep 2025 786th luuumine 🇫🇷 0 63 2ms 12 days ago 786th JOrE20 0 63 7ms 4 days ago 821st Shanethegamer 🇺🇸 0 64 129ms 20 Nov 2024 821st error256 0 64 152ms 21 Nov 2024 821st error256 0 64 14ms 21 Nov 2024 821st emgordon154 0 64 3ms 26 Nov 2024 821st Liniarc 0 64 21ms 26 Nov 2024 First Prev 751–825 of 2,865 Next Last