Reverse Polish Notation in Python 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 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 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 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 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 74th StefanHabel 🇨🇦 669 118 17ms 4 Sep 2023 77th Frowny 664 119 174ms 13 Feb 2022 77th prplz 🇦🇺 664 119 15ms 13 Feb 2022 77th bricknellj 664 119 22ms 14 Feb 2023 77th edsrzf 🇳🇿 664 119 26ms 4 Oct 2025 77th Natanaelel 🇸🇪 664 119 15ms 38 hours ago 82nd TobyBoyne 🇬🇧 658 120 20ms 18 Feb 2022 82nd OllieBoyne 🇬🇧 658 120 15ms 18 Feb 2022 82nd petroselo 658 120 249ms 12 Apr 2022 82nd inventshah 658 120 17ms 15 Nov 2022 82nd CaedenHarper 🇨🇦 658 120 36ms 27 Dec 2024 87th primo-ppcg 🇹🇭 653 121 24ms 4 Mar 2022 87th EnTerr 653 121 22ms 8 Sep 2024 87th Bulmenisaurus 653 121 13ms 3 Oct 2025 87th ryyyn 🇺🇸 653 121 17ms 16 days ago 91st ahmetdemirag 🇨🇾 648 122 17ms 15 Jul 2024 92nd jared-hughes 642 123 16ms 8 Sep 2022 92nd quimey 642 123 14ms 4 Jul 2023 92nd htareque 642 123 13ms 17 Oct 2023 95th RYNO8 632 125 17ms 16 Aug 2022 96th dzshn 627 126 16ms 15 Aug 2022 96th stefangimmillaro 627 126 17ms 10 Nov 2023 96th fgrosshans 🇫🇷 627 126 15ms 17 Jul 2024 96th NickTheEASDude 🇺🇸 627 126 27ms 21 Aug 2024 96th Pyroan 627 126 17ms 13 Mar 2025 101st MaxElf999 622 127 17ms 10 Nov 2022 101st DrakeSeteraO 622 127 24ms 17 days ago 103rd fourth-bit 617 128 17ms 18 Nov 2022 103rd Command-Master 617 128 118ms 29 Sep 2023 103rd mathisfun271 617 128 36ms 13 Feb 2024 106th andre-lameirinhas 🇵🇹 612 129 16ms 29 Jul 2022 106th Mikey-Beep 🇬🇧 612 129 16ms 6 Oct 2022 106th cros107 🇦🇺 612 129 15ms 25 May 2024 106th cubed-guy 612 129 16ms 9 Jun 2024 106th wuduculfre 612 129 12ms 22 Jul 2025 111th CedricGebistorf 608 130 18ms 16 Mar 2022 112th amollberg 🇸🇪 603 131 17ms 15 Feb 2022 112th BREMAUCY 🇫🇷 603 131 17ms 26 Jul 2023 112th vishwathg 603 131 17ms 25 Jul 2025 112th InigoK 🇺🇸 603 131 11ms 30 Aug 2025 116th mikehanus 598 132 14ms 21 Nov 2023 116th logvp 598 132 17ms 28 Dec 2023 118th Indivicivet 594 133 17ms 9 May 2022 118th QuincyNash 🇺🇸 594 133 15ms 2 Dec 2022 118th joll05 🇸🇪 594 133 17ms 1 Oct 2025 121st Heathcorp 🇦🇺 590 134 26ms 7 Oct 2022 121st madex 🇩🇪 590 134 37ms 9 Jul 2024 121st LostSyntax21 🇬🇧 590 134 25ms 2 Dec 2024 121st Lv0Sys 🇵🇱 590 134 28ms 1 Jun 2025 125th janbehrens 🇩🇪 585 135 27ms 1 Jul 2022 125th mwja 585 135 21ms 21 Aug 2024 127th martinnorling 🇸🇪 581 136 29ms 15 Feb 2022 127th adoxography 581 136 17ms 20 Mar 2022 127th nullie 581 136 16ms 14 Jun 2022 127th AGoyet 581 136 16ms 17 Jul 2022 127th inverseLorentz 🇦🇺 581 136 26ms 21 Feb 2024 127th HumanoidCPU 581 136 11ms 29 Sep 2024 127th chartung17 581 136 15ms 20 Apr 2025 127th Luke44565 581 136 18ms 10 Aug 2025 127th blaztoma 🇱🇹 581 136 17ms 15 Sep 2025 136th nstearns96 🇬🇧 577 137 26ms 15 Dec 2022 136th mossprescott 577 137 11ms 19 Jan 2023 136th taesungh 577 137 24ms 15 Oct 2023 136th PyryL 🇫🇮 577 137 28ms 25 Aug 2024 140th michelebastione 🇮🇹 572 138 15ms 19 Feb 2022 140th knutae 🇳🇴 572 138 17ms 8 Mar 2022 140th RDShah 572 138 29ms 15 May 2022 140th ImpressedByRocks 572 138 16ms 10 Oct 2024 144th cefqrn 568 139 16ms 20 Dec 2022 144th alfonsoalves 568 139 16ms 1 Mar 2024 144th hiichbindermax 568 139 39ms 19 Sep 2024 144th jacekwladzinski 568 139 12ms 10 Oct 2025 148th Bmrl7 564 140 27ms 9 Mar 2024 149th SirFireball3521 560 141 40ms 7 Feb 2023 149th AstroOrbis 560 141 15ms 12 Jul 2025 First Prev 76–150 of 264 Next Last