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 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 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 751st mikehanus 569 132 14ms 21 Nov 2023 751st logvp 569 132 17ms 28 Dec 2023 753rd arjanadriaanse 🇳🇱 568 50 5ms 23 Feb 2022 754th Indivicivet 565 133 17ms 9 May 2022 754th QuincyNash 🇺🇸 565 133 15ms 2 Dec 2022 754th joll05 🇸🇪 565 133 17ms 1 Oct 2025 757th Yewzir 🇧🇪 561 63 72ms 11 Mar 2024 758th Shanethegamer 🇺🇸 561 184 14ms 4 Oct 2024 759th Heathcorp 🇦🇺 560 134 26ms 7 Oct 2022 759th madex 🇩🇪 560 134 37ms 9 Jul 2024 759th LostSyntax21 🇬🇧 560 134 25ms 2 Dec 2024 759th Lv0Sys 🇵🇱 560 134 28ms 1 Jun 2025 763rd Shanethegamer 🇺🇸 560 149 4ms 2 Jul 2023 764th aposteriorist 🇨🇦 559 240 550ms 28 Feb 2022 765th targrik 559 327 283ms 3 Jul 2025 766th janbehrens 🇩🇪 556 135 27ms 1 Jul 2022 766th mwja 556 135 21ms 21 Aug 2024 768th FlorianCassayre 🇫🇷 555 132 9ms 18 Sep 2022 769th destofr 554 231 337ms 30 Dec 2022 770th emgordon154 553 72 49ms 20 Nov 2024 771st martinnorling 🇸🇪 552 136 29ms 15 Feb 2022 771st adoxography 552 136 17ms 20 Mar 2022 771st nullie 552 136 16ms 14 Jun 2022 771st AGoyet 552 136 16ms 17 Jul 2022 771st inverseLorentz 🇦🇺 552 136 26ms 21 Feb 2024 771st HumanoidCPU 552 136 11ms 29 Sep 2024 771st chartung17 552 136 15ms 20 Apr 2025 771st Luke44565 552 136 18ms 10 Aug 2025 771st blaztoma 🇱🇹 552 136 17ms 15 Sep 2025 780th msbranicky 552 338 241ms 6 Oct 2023 781st inventshah 551 122 2,428ms 7 Nov 2022 782nd GolfingSuccess 🇬🇷 549 114 2ms 16 Oct 2024 783rd msbranicky 549 244 4,200ms 9 Jan 2025 784th KatieLG 🇬🇧 548 74 6ms 19 Mar 2022 785th nstearns96 🇬🇧 548 137 26ms 15 Dec 2022 785th mossprescott 548 137 11ms 19 Jan 2023 785th taesungh 548 137 24ms 15 Oct 2023 785th PyryL 🇫🇮 548 137 28ms 25 Aug 2024 789th keelimeguy 🇺🇸 548 255 2,537ms 5 Nov 2023 789th yeminghan2021 548 255 71ms 2 Feb 2025 791st stellartux 547 123 406ms 24 Dec 2023 792nd zakariamouhid 547 134 10ms 11 May 2023 793rd iczelia 🇩🇪 547 212 3ms 24 days ago 794th michelebastione 🇮🇹 544 138 15ms 19 Feb 2022 794th knutae 🇳🇴 544 138 17ms 8 Mar 2022 794th RDShah 544 138 29ms 15 May 2022 794th ImpressedByRocks 544 138 16ms 10 Oct 2024 798th c0d3-4-F00d 🇩🇪 542 214 2ms 24 Feb 2022 799th codewrite 🇬🇧 542 252 401ms 13 May 2025 800th MeWhenI 🇻🇦 540 64 2ms 15 Feb 2022 801st Shanethegamer 🇺🇸 540 116 2ms 5 Nov 2022 802nd cefqrn 540 139 16ms 20 Dec 2022 802nd alfonsoalves 540 139 16ms 1 Mar 2024 802nd hiichbindermax 540 139 39ms 19 Sep 2024 802nd jacekwladzinski 540 139 12ms 25 days ago 806th m-tkach 🇺🇦 538 74 42ms 25 Jun 2024 807th hjcafaroUC 537 260 2,433ms 20 Aug 2022 808th Bmrl7 536 140 27ms 9 Mar 2024 809th bac0id 535 217 2ms 27 Jun 2024 810th snoozingnewt 🇺🇸 534 253 121ms 27 days ago 811th MeWhenI 🇻🇦 533 76 7ms 16 Apr 2023 812th SirFireball3521 533 141 40ms 7 Feb 2023 812th AstroOrbis 533 141 15ms 12 Jul 2025 812th RaBa21 🇭🇺 533 141 14ms 14 Jul 2025 815th MeWhenI 🇻🇦 533 208 126ms 16 Oct 2022 816th neel11235813 530 125 529ms 17 Mar 2024 817th codewrite 🇬🇧 530 345 294ms 16 Jun 2025 818th MichalMarsalek 🇨🇿 529 142 15ms 14 Feb 2022 818th marcin7Cd 529 142 18ms 20 Feb 2022 820th IlkkaTakala 529 264 2,569ms 20 Dec 2023 821st MeWhenI 🇻🇦 528 317 35ms 6 Jun 2023 822nd varhammer 🇷🇺 526 196 6ms 13 Dec 2023 823rd janbehrens 🇩🇪 525 128 2,070ms 23 Feb 2022 824th SniperSmiley 🇺🇸 525 143 18ms 8 Jul 2022 824th Europe2048 525 143 26ms 22 Oct 2024 First Prev 751–825 of 1,118 Next Last