Tutorial 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 154th pol-7 0 67 12ms 6 Mar 2025 154th jumpingtj 0 67 13ms 9 Mar 2025 154th rustykitty 🇺🇸 0 67 12ms 21 Mar 2025 154th retrohun 0 67 13ms 31 Mar 2025 154th pastelglowcloud 0 67 12ms 2 Apr 2025 154th litvanika 0 67 11ms 5 Apr 2025 154th Darklight-03 0 67 13ms 14 Apr 2025 154th nilan425 0 67 11ms 16 Apr 2025 154th Andriamanitra 🇫🇮 0 67 11ms 17 Apr 2025 154th adaGrad1 0 67 10ms 18 Apr 2025 154th codewrite 🇬🇧 0 67 12ms 18 Apr 2025 154th masterofsoap 0 67 11ms 24 Apr 2025 154th Lodiscode 0 67 11ms 6 May 2025 154th adammielniczuk 0 67 11ms 12 May 2025 154th erikji 0 67 13ms 23 May 2025 154th TheZwierzLF 🇵🇱 0 67 10ms 27 May 2025 154th NOS4A5I 0 67 13ms 9 Jun 2025 154th Rogacz 0 67 13ms 9 Jun 2025 154th henryjgt 0 67 11ms 17 Jun 2025 154th shininglegend 0 67 11ms 19 Jun 2025 154th kit971103 0 67 12ms 25 Jun 2025 154th Scaredname 0 67 13ms 5 Jul 2025 154th osNiko 🇧🇷 0 67 12ms 26 Jul 2025 154th LuisGoncalves05 🇵🇹 0 67 11ms 27 Jul 2025 154th dat9395 0 67 11ms 1 Aug 2025 154th avivex1000 0 67 12ms 16 Aug 2025 154th LNCH 0 67 12ms 20 Aug 2025 154th BoraTheDeveloper 0 67 11ms 24 Aug 2025 154th Kaleab-Ayenew 0 67 13ms 27 Aug 2025 154th canonnizq 0 67 12ms 30 Aug 2025 154th frederni 0 67 13ms 10 Sep 2025 154th tungland 0 67 11ms 10 Sep 2025 154th yibotongxue 0 67 10ms 20 Sep 2025 154th HHHMGK 0 67 11ms 26 Sep 2025 154th RZ781 0 67 10ms 26 Sep 2025 154th TheSilentWhisperer 0 67 11ms 3 Oct 2025 154th Nikinator2704 0 67 11ms 1 Nov 2025 154th TheDevilWillBeBee 0 67 12ms 7 Nov 2025 154th Mefred 0 67 13ms 21 Nov 2025 154th levinwinter 0 67 11ms 21 Nov 2025 154th GodlyProgrammer1 0 67 11ms 22 Nov 2025 154th adityachandak287 0 67 11ms 26 Nov 2025 154th lilymeoww 0 67 11ms 2 Dec 2025 154th llPlayll 0 67 12ms 5 Dec 2025 154th zgialor-lab 0 67 11ms 17 Dec 2025 154th JadonKJones 0 67 13ms 20 Jan 2026 154th matricronia 0 67 11ms 1 Feb 2026 154th StefanHabel 🇨🇦 0 67 12ms 1 Feb 2026 154th Andrey2001 0 67 12ms 1 Feb 2026 154th TaserTheFox 🇺🇸 0 67 12ms 3 Feb 2026 154th TheSecondComing123 0 67 11ms 4 Feb 2026 154th chenyuan33 0 67 11ms 14 days ago 154th Aquateraneal 0 67 10ms 13 days ago 154th Code-Coder-coder 0 67 12ms 13 days ago 154th SunnyFishQwQ 0 67 10ms 11 days ago 216th jamesthekee 0 68 11ms 25 Jan 2025 216th te-chnical 0 68 11ms 6 May 2025 216th alexstarosta 0 68 11ms 16 Sep 2025 219th DoubleUynn 0 69 12ms 19 Jun 2025 219th bknower 0 69 13ms 22 Jun 2025 219th remodik 0 69 10ms 5 Oct 2025 219th enigma 0 69 9ms 20 Dec 2025 219th elgan65536 🇺🇸 0 69 11ms 26 days ago 224th JSG-GIT 0 70 12ms 15 May 2025 224th Jojoemc2 0 70 10ms 11 Jul 2025 224th Jeremy-Vidaurri 0 70 12ms 13 Jul 2025 224th AstroOrbis 0 70 12ms 17 Jul 2025 224th asherdiamond 0 70 13ms 14 Aug 2025 224th ukeSJTU 0 70 13ms 20 Oct 2025 230th Lock1 0 71 11ms 5 Apr 2025 230th Jigglypuffed 0 71 11ms 9 Jun 2025 230th jmschl96 🇩🇪 0 71 11ms 14 Aug 2025 230th Chidoya 0 71 12ms 15 Oct 2025 234th mbittner20 0 72 12ms 26 May 2025 234th paiv 0 72 13ms 16 Jun 2025 234th SectorCorruptor 0 72 10ms 27 days ago 237th gautambp 0 74 11ms 17 Jun 2025 237th SachitoGH 0 74 11ms 24 Jun 2025 237th Mikey-Beep 🇬🇧 0 74 13ms 27 Jul 2025 237th M4rc0g1 0 74 12ms 17 Nov 2025 First Prev 161–240 of 382 Next Last