Topological Sort in all languages 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 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 321st madex 🇩🇪 344 202 18ms 18 Jan 2026 322nd CaedenHarper 🇨🇦 344 203 1,426ms 27 Sep 2025 323rd MeWhenI 🇻🇦 343 193 1,467ms 25 Nov 2025 324th guilhem-roy 🇫🇷 343 203 17ms 22 Nov 2025 325th BambooleanLogic 🇸🇪 340 243 12ms 46 mins ago 326th Bulmenisaurus 334 208 114ms 26 Oct 2025 327th madeforlosers 334 248 12ms 25 Aug 2025 328th klixel 🇨🇦 333 209 18ms 15 Jan 2026 329th RobertBurs 328 212 17ms 24 Sep 2025 330th tomh1012 328 358 570ms 18 days ago 331st CatsAreFluffy 318 219 21ms 30 Oct 2025 332nd Jacob385 300 500 451ms 1 Sep 2025 333rd KatieLG 🇬🇧 299 586 175ms 2 Aug 2025 334th FlorianCassayre 🇫🇷 294 237 15ms 5 Aug 2025 334th mbittner20 294 237 13ms 18 Aug 2025 336th CaedenHarper 🇨🇦 287 288 14ms 29 Aug 2025 337th DialFrost 🇸🇬 281 248 15ms 10 Jul 2025 338th Shotokhan 278 250 14ms 24 Sep 2025 339th H3XDaemon 277 251 15ms 19 Aug 2025 340th Babafaba 272 256 17ms 3 Nov 2025 341st muser-logiccpu 🇺🇦 264 264 19ms 16 Aug 2025 341st jameswmccarty 264 264 14ms 14 Feb 2026 343rd Babafaba 255 247 656ms 29 Oct 2025 344th CaedenHarper 🇨🇦 255 587 458ms 6 Oct 2025 345th didion0 🇺🇸 251 330 26ms 29 Aug 2025 346th tomh1012 249 279 25ms 18 days ago 347th DialFrost 🇸🇬 240 240 461ms 21 Dec 2025 348th iczelia 🇩🇪 239 235 10ms 19 Oct 2025 349th CaedenHarper 🇨🇦 239 490 493ms 16 Oct 2025 350th ndren 239 2,498 1,785ms 27 Nov 2025 351st iczelia 🇩🇪 236 204 6ms 19 Oct 2025 352nd msbranicky 225 309 16ms 12 Aug 2025 353rd JOrE20 219 834 89ms 13 Feb 2026 354th jediroberthatch 211 330 19ms 1 Aug 2025 355th aksyristos 206 337 18ms 14 days ago 356th IISResetMe 203 332 1,609ms 9 Jan 2026 357th nstearns96 🇬🇧 203 343 17ms 8 Aug 2025 358th acollett89 193 429 13ms 12 Aug 2025 359th codewrite 🇬🇧 185 634 531ms 12 Jan 2026 360th dokutan 181 1,028 311ms 3 Aug 2025 361st iczelia 🇩🇪 177 575 16ms 19 Oct 2025 362nd zakariamouhid 136 610 16ms 5 Sep 2025 363rd Zhenyu-Bo 86 812 16ms 1 Aug 2025 364th AidanWalter 65 1,078 15ms 28 Nov 2025 365th 2bular 0 16 51ms 13 Jul 2025 365th saito-ta 🇯🇵 0 16 78ms 13 Jul 2025 367th aditsu 0 40 177ms 10 Aug 2025 368th ovs-code 🇩🇪 0 55 4ms 14 Jul 2025 369th ovs-code 🇩🇪 0 58 20ms 14 Jul 2025 370th aiwana 0 81 17ms 21 Oct 2025 371st Shanethegamer 🇺🇸 0 146 267ms 7 Aug 2025 372nd dokutan 0 165 62ms 8 Feb 2026 373rd edsrzf 🇳🇿 0 170 3,373ms 16 Aug 2025 First Prev 321–373 of 373