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 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 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 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 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 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 225th Jeremy-Stafford 827 160 147ms 28 Feb 2023 227th emgordon154 827 162 3,554ms 30 Jan 2025 228th HPWiz 🇳🇿 826 45 29ms 29 Jul 2022 229th sisyphus-ppcg 🇦🇺 826 101 4ms 14 Feb 2022 230th acotis 826 226 206ms 9 Jun 2025 231st ndren 825 91 35ms 11 Nov 2023 231st dokutan 825 91 16ms 14 Sep 2024 231st 5quiwyrm 825 91 24ms 12 Nov 2024 234th primo-ppcg 🇹🇭 825 125 7ms 31 Jan 2023 235th saito-ta 🇯🇵 824 73 278ms 25 Jan 2023 236th btnlq 824 76 2ms 7 Nov 2022 237th sean-niemann 🇺🇸 824 99 104ms 14 Sep 2023 237th edsrzf 🇳🇿 824 99 5ms 17 Jan 2025 239th lynn 824 203 34ms 16 Jul 2023 240th ScottHamper 823 89 10ms 18 Feb 2022 240th Shanethegamer 🇺🇸 823 89 11ms 4 May 2023 240th kirjavascript 823 89 11ms 14 Feb 2025 243rd snyderek 🇺🇸 823 170 58ms 1 Dec 2024 244th Steffan153 🇫🇮 822 99 894ms 4 May 2023 245th sean-niemann 🇺🇸 822 127 3ms 8 Jan 2025 246th Steffan153 🇫🇮 822 135 119ms 4 May 2023 247th strout 822 161 163ms 15 Dec 2023 248th Shanethegamer 🇺🇸 821 158 1,429ms 26 Oct 2023 249th m-tkach 🇺🇦 820 226 5ms 12 Feb 2025 250th Steffan153 🇫🇮 818 81 554ms 21 Jan 2024 250th GrayJoKing 🇦🇺 818 81 492ms 23 Jul 2024 252nd edsrzf 🇳🇿 818 89 1,296ms 29 Sep 2025 253rd tomtheisen 🇺🇸 818 167 404ms 15 Nov 2022 254th lynn 818 228 238ms 6 Jul 2024 255th GrayJoKing 🇦🇺 817 97 340ms 2 Jun 2022 256th 2011-Chan-Ethan 816 92 16ms 16 Sep 2023 256th snoozingnewt 🇺🇸 816 92 27ms 4 Oct 2023 256th yuchuehw 816 92 16ms 3 Feb 2024 256th albanian-laundromat 816 92 17ms 12 Apr 2025 256th Flekay 🇩🇪 816 92 24ms 19 Jun 2025 256th fkantelberg 816 92 18ms 19 Jul 2025 256th Babafaba 816 92 15ms 17 days ago 263rd primo-ppcg 🇹🇭 816 100 6ms 21 Aug 2023 264th rucin93 🇵🇱 816 128 2ms 12 Jun 2025 265th edsrzf 🇳🇿 815 157 415ms 3 Oct 2025 266th NewDefectus 🇮🇱 814 90 9ms 12 Feb 2022 266th didion0 🇺🇸 814 90 11ms 17 Feb 2022 266th uttumuttu 🇫🇮 814 90 10ms 5 Mar 2022 266th kcinnu 🇱🇹 814 90 9ms 2 May 2023 270th Shanethegamer 🇺🇸 814 166 145ms 3 Dec 2022 271st inventshah 813 172 60ms 29 Mar 2025 272nd btnlq 812 32 3ms 16 Jul 2023 272nd MeWhenI 🇻🇦 812 32 4ms 16 Jul 2023 272nd Steffan153 🇫🇮 812 32 4ms 16 Jul 2023 272nd ovs-code 🇩🇪 812 32 4ms 16 Jul 2023 272nd fuzzylojik-golf 🇺🇸 812 32 4ms 18 Sep 2025 277th primo-ppcg 🇹🇭 812 225 50ms 2 May 2025 278th Shanethegamer 🇺🇸 812 306 865ms 30 Jan 2025 279th Shanethegamer 🇺🇸 810 83 761ms 25 Apr 2023 280th mtirado1 809 121 2ms 23 Dec 2022 281st Sakisan 🇧🇪 808 46 122ms 29 Jul 2022 282nd Shanethegamer 🇺🇸 808 101 5ms 14 Jan 2024 283rd elgan65536 808 231 195ms 3 Oct 2023 284th FlorianCassayre 🇫🇷 807 93 16ms 5 Aug 2025 285th GrayJoKing 🇦🇺 806 139 56ms 31 Jan 2025 286th edsrzf 🇳🇿 806 142 46ms 16 Aug 2025 287th lynn 806 161 1,306ms 13 Feb 2022 288th dmrichwa 🇺🇸 805 91 10ms 16 May 2022 288th BambooleanLogic 🇸🇪 805 91 10ms 14 Dec 2022 290th JayXon 🇺🇸 805 148 128ms 24 May 2025 291st kkoenig 805 227 254ms 23 Jan 2024 292nd GrayJoKing 🇦🇺 804 128 51ms 12 Feb 2023 293rd stefangimmillaro 804 198 347ms 6 Oct 2025 294th jacobly0 🇺🇸 803 122 3ms 3 Sep 2023 295th MeWhenI 🇻🇦 802 100 314ms 9 May 2024 296th ovs-code 🇩🇪 802 122 6ms 7 Oct 2024 297th yzhs 🇩🇪 802 165 165ms 26 Jun 2023 298th Szum123321 🇵🇱 801 233 194ms 20 Mar 2024 298th DialFrost 🇸🇬 801 233 175ms 31 May 2025 300th 4hg 🇺🇸 800 5 57ms 22 Jul 2022 First Prev 226–300 of 1,124 Next Last