QR Decoder 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 301st yzhs 🇩🇪 467 193 11ms 4 Jun 2022 302nd MeWhenI 🇻🇦 466 256 68ms 28 Feb 2024 303rd yuchuehw 465 194 17ms 6 Jan 2024 304th MeWhenI 🇻🇦 465 268 489ms 4 Mar 2022 305th janbehrens 🇩🇪 459 254 373ms 4 Dec 2024 306th CaedenHarper 🇨🇦 458 218 1,248ms 20 days ago 307th nullie 455 198 10ms 14 Jun 2022 308th KatieLG 🇬🇧 453 161 36ms 20 days ago 309th janbehrens 🇩🇪 451 218 9ms 4 Dec 2024 310th elgan65536 446 387 177ms 10 Apr 2024 311th jakobkordez 🇸🇮 440 205 20ms 30 Oct 2022 312th CaedenHarper 🇨🇦 440 299 475ms 15 days ago 313th janbehrens 🇩🇪 437 301 437ms 4 Dec 2024 314th rucin93 🇵🇱 436 196 180ms 5 Jan 2025 315th CatsAreFluffy 435 207 22ms 17 Feb 2024 316th MeWhenI 🇻🇦 434 480 316ms 18 Mar 2024 317th Natanaelel 🇸🇪 434 737 24ms 19 Feb 2024 318th StefanHabel 🇨🇦 433 208 12ms 8 Apr 2024 319th CaedenHarper 🇨🇦 433 269 407ms 5 days ago 320th OllieBoyne 🇬🇧 427 211 11ms 19 Aug 2022 321st InigoK 🇺🇸 421 214 17ms 22 Sep 2025 322nd mathisfun271 419 215 10ms 12 Feb 2024 323rd andrewjc2000 417 216 29ms 15 May 2025 324th coreynash 416 236 10ms 13 Feb 2024 324th CaedenHarper 🇨🇦 416 236 11ms 29 Aug 2025 326th antimon2 🇯🇵 414 195 1,274ms 8 Mar 2024 327th BREMAUCY 🇫🇷 408 221 21ms 22 Aug 2025 328th pschmid0 🇺🇸 407 287 6ms 23 Oct 2022 329th ryyyn 🇺🇸 406 222 19ms 7 days ago 330th uttumuttu 🇫🇮 406 242 9ms 9 Apr 2022 331st janbehrens 🇩🇪 405 307 2,375ms 20 Nov 2022 332nd guilhem-roy 🇫🇷 397 227 10ms 3 Mar 2022 333rd janbehrens 🇩🇪 397 314 457ms 13 Sep 2022 334th Waffle3z 395 249 10ms 18 Sep 2021 335th scpchicken 🇵🇼 394 229 17ms 13 Oct 2023 336th olleicua 🇺🇸 393 250 9ms 21 Feb 2024 337th stu303 387 233 11ms 20 Jul 2022 338th scpchicken 🇵🇼 384 206 3ms 24 Feb 2023 339th davecame 382 236 18ms 19 Mar 2024 340th m42km 379 238 19ms 12 Nov 2023 341st annaproxy 377 309 335ms 20 Mar 2022 342nd CaedenHarper 🇨🇦 376 240 11ms 10 Aug 2025 343rd Xzyaihni 376 459 236ms 20 Oct 2022 344th commandblockguy 🇺🇸 372 242 13ms 27 Sep 2023 345th m42km 371 226 1,094ms 4 Feb 2024 346th CaedenHarper 🇨🇦 368 228 744ms 19 Jan 2025 346th commandblockguy 🇺🇸 368 228 974ms 1 Sep 2025 348th alemelis 368 245 18ms 27 Aug 2024 349th janbehrens 🇩🇪 365 247 11ms 4 Dec 2024 350th janbehrens 🇩🇪 365 291 2ms 13 Sep 2022 351st Waffle3z 361 202 39ms 23 Sep 2021 352nd rucin93 🇵🇱 358 234 979ms 21 Jan 2024 353rd MostParsingVex 354 332 2,486ms 11 Nov 2024 354th h3ra993huskp 🇯🇵 354 372 454ms 6 May 2024 355th cros107 🇦🇺 353 255 11ms 28 Jan 2024 356th c0d3-4-F00d 🇩🇪 353 301 2ms 21 Mar 2022 357th CedricGebistorf 351 257 18ms 3 Mar 2022 358th BambooleanLogic 🇸🇪 350 281 9ms 13 Jul 2023 359th DialFrost 🇸🇬 348 367 4ms 27 Sep 2024 360th MarcMush 🇫🇷 345 261 17ms 14 Jan 2024 360th blaztoma 🇱🇹 345 261 22ms 20 Sep 2025 362nd RYNO8 344 262 19ms 4 Sep 2023 363rd janbehrens 🇩🇪 340 237 638ms 4 Dec 2024 364th ridingqwerty 🇺🇸 338 267 17ms 14 Feb 2024 364th te-chnical 338 267 29ms 3 May 2025 366th alemelis 337 249 941ms 23 Aug 2024 367th msbranicky 337 437 3ms 27 Aug 2023 368th FortuiteMan 🇫🇷 336 268 21ms 7 Jul 2025 369th msbranicky 336 454 273ms 31 Aug 2023 370th msbranicky 329 361 2ms 14 Oct 2023 371st MeWhenI 🇻🇦 325 531 265ms 18 Mar 2024 372nd MeWhenI 🇻🇦 323 582 153ms 18 Mar 2024 373rd IISResetMe 322 272 244ms 14 Jun 2024 374th scpchicken 🇵🇼 321 224 157ms 25 Feb 2023 375th zakariamouhid 318 309 10ms 8 Jun 2023 First Prev 301–375 of 439 Next Last