Reverse Polish Notation 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 901st Frowny 480 72 3ms 14 Feb 2022 902nd lionbryce 480 204 1ms 7 Aug 2024 903rd trist224 🇫🇷 478 157 13ms 29 Nov 2022 903rd TaserTheFox 🇺🇸 478 157 18ms 20 Jan 2023 905th pandapawskat 477 243 2ms 9 Dec 2022 906th genmeblog 475 169 10ms 11 Dec 2023 907th dokutan 474 281 2ms 5 Aug 2024 908th HumanoidCPU 472 155 13ms 8 Oct 2024 909th neihousaigaai 472 159 20ms 20 Feb 2022 909th brimstonetrader 472 159 16ms 8 Jan 2024 911th janbehrens 🇩🇪 472 177 4ms 6 Jul 2023 912th bac0id 471 290 366ms 27 Jun 2024 913th strattonwhisler 469 156 9ms 6 Jul 2023 914th AdamMorris377 469 160 18ms 29 Aug 2024 914th Emutis 🇱🇹 469 160 16ms 2 Nov 2024 916th crhenley 🇺🇸 468 248 2ms 30 Oct 2023 916th heanyang1 468 248 2ms 1 Jun 2025 918th c0d3-4-F00d 🇩🇪 467 292 328ms 21 Feb 2022 919th Natanaelel 🇸🇪 466 61 5ms 10 Jan 2024 920th juliansiebert 🇩🇪 466 124 377ms 21 Jul 2022 921st szymex73 🇵🇱 466 249 2ms 17 Feb 2024 922nd emgordon154 464 250 2ms 17 Jul 2024 923rd glesnick 463 162 20ms 15 Jul 2022 923rd m42km 463 162 32ms 3 Feb 2024 923rd nilan425 463 162 16ms 4 Jul 2025 926th dokutan 461 146 693ms 20 Sep 2024 927th zlee1 461 163 19ms 27 Apr 2022 927th aglahir1 461 163 20ms 20 Jul 2022 927th FortuiteMan 🇫🇷 461 163 10ms 3 Sep 2023 930th 1231234md5 🇨🇳 461 303 70ms 8 Jan 2024 931st KatieLG 🇬🇧 459 182 5ms 8 Aug 2024 932nd akiratee 458 87 43ms 4 days ago 933rd ChrisTheisen 458 298 352ms 19 Dec 2022 934th Mabeloid 🇳🇴 457 145 548ms 4 May 2025 935th KatieLG 🇬🇧 456 299 406ms 25 Oct 2022 936th tomh1012 456 306 2,725ms 4 Mar 2022 937th yishayv 455 165 18ms 24 Jan 2023 937th Aquateraneal 455 165 16ms 12 Aug 2025 939th Mabeloid 🇳🇴 453 256 2ms 29 Sep 2024 940th za3k 452 166 12ms 8 Oct 2022 940th willdaspit 452 166 17ms 5 Aug 2023 942nd Jacob385 452 352 458ms 29 Feb 2024 943rd snoozingnewt 🇺🇸 451 181 134ms 2 days ago 944th weliveinhell 🇭🇹 451 257 2ms 16 Jan 2024 945th Chinay-Domitrix 🇺🇸 451 297 2,903ms 28 Mar 2025 946th bidger 451 353 431ms 12 Aug 2023 947th bbakersmith 450 167 17ms 28 Jun 2022 948th MeWhenI 🇻🇦 449 128 46ms 13 Feb 2022 949th hamhub7 449 304 339ms 12 Aug 2022 950th Stockoh 🇫🇷 448 148 577ms 24 Jun 2024 951st annaproxy 447 89 37ms 14 Sep 2023 952nd msbranicky 447 168 16ms 5 Aug 2023 953rd MichaelMBradley 🇨🇦 444 169 14ms 25 May 2022 953rd try-except-try-accept 🇹🇭 444 169 16ms 27 Jun 2022 953rd jameswmccarty 444 169 20ms 13 Sep 2024 956th aksyristos 442 90 37ms 8 Feb 2023 957th Y0UR-U5ERNAME 442 170 17ms 22 Feb 2023 957th FoxFGC 442 170 17ms 30 Nov 2023 959th stellartux 441 222 2ms 26 Dec 2023 960th Eugen-str 439 171 18ms 1 Nov 2023 960th ridingqwerty 🇺🇸 439 171 16ms 20 May 2025 962nd andrewjc2000 436 172 19ms 19 Aug 2025 963rd eiburns 435 366 401ms 28 Feb 2022 964th KatieLG-Transpiler 🇬🇧 430 154 508ms 16 Aug 2024 965th RZ781 429 175 10ms 27 Nov 2023 966th HumanEquivalentUnit 428 135 266ms 17 Feb 2022 967th m42km 428 155 563ms 9 Feb 2024 968th jhpaques 🇫🇷 427 176 18ms 27 Jul 2022 969th Florian-Mt 424 177 20ms 15 Jul 2024 970th 1231234md5 🇨🇳 419 277 2ms 14 Dec 2023 971st msbranicky 418 250 2ms 10 Oct 2023 972nd CheeseCake628 🇳🇴 417 180 18ms 11 Dec 2023 973rd forthuser 412 63 4ms 20 Jul 2023 974th MeWhenI 🇻🇦 412 339 419ms 15 Jun 2022 975th Trunksistor 🇫🇷 410 183 18ms 14 Apr 2022 First Prev 901–975 of 1,113 Next Last