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 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 523rd SiBeepBoop 712 103 8ms 15 Apr 2025 527th stefangimmillaro 712 192 401ms 10 Oct 2023 528th JGDoerrer 712 262 199ms 29 Jun 2022 529th albanian-laundromat 712 349 982ms 7 days ago 530th JayXon 🇺🇸 711 56 38ms 23 Feb 2025 530th pardouin 🇫🇷 711 56 80ms 12 Sep 2025 532nd kg583 🇺🇸 711 145 7ms 9 Jun 2025 533rd Shanethegamer 🇺🇸 710 138 2ms 12 Feb 2022 534th weeble 709 138 6ms 18 Aug 2024 535th JohandeRuiter 🇳🇱 709 164 2ms 11 Feb 2025 536th albanian-laundromat 706 103 1,986ms 20 days ago 537th janbehrens 🇩🇪 705 104 10ms 14 Apr 2023 537th m-tkach 🇺🇦 705 104 10ms 3 Jan 2025 537th dokutan 705 104 10ms 15 Jun 2025 540th edsrzf 🇳🇿 705 184 1,377ms 29 Apr 2025 541st prplz 🇦🇺 704 165 2ms 14 Feb 2022 541st Szum123321 🇵🇱 704 165 2ms 29 Nov 2023 543rd CaedenHarper 🇨🇦 703 260 254ms 12 days ago 544th AlephSquirrel 702 37 4ms 3 Aug 2023 545th GrayJoKing 🇦🇺 702 60 1,361ms 8 May 2022 546th Alex-x90 🇺🇸 700 166 2ms 8 Feb 2023 547th stefangimmillaro 699 57 40ms 18 Feb 2022 547th tatzyr 🇯🇵 699 57 52ms 26 Feb 2025 549th JunkIce 698 95 466ms 3 Dec 2024 550th stefangimmillaro 698 262 264ms 5 May 2025 550th edsrzf 🇳🇿 698 262 273ms 10 Jun 2025 552nd Mandrzejy 🇵🇱 696 167 2ms 3 Nov 2024 553rd stefangimmillaro 694 193 3,495ms 12 Nov 2024 554th Sp3000 🇦🇺 693 41 4ms 19 Jan 2024 554th MeWhenI 🇻🇦 693 41 6ms 2 Mar 2025 556th lifthrasiir 🇰🇷 691 50 3ms 28 Nov 2024 557th KatieLG 🇬🇧 691 96 492ms 28 Oct 2024 558th KingSkyrock 🇺🇸 691 106 10ms 17 Mar 2022 559th ian-h-chamberlain 🇺🇸 691 270 193ms 19 hours ago 560th emgordon154 689 118 1,078ms 3 Dec 2024 561st CaedenHarper 🇨🇦 689 231 363ms 5 Oct 2025 562nd Ripick 688 186 342ms 24 Jun 2025 563rd Shanethegamer 🇺🇸 686 58 38ms 13 Feb 2022 563rd SirBogman 🇺🇸 686 58 59ms 10 Jan 2024 565th MathisBullinger 685 107 11ms 11 May 2022 565th CaedenHarper 🇨🇦 685 107 9ms 23 Aug 2025 567th edsrzf 🇳🇿 684 38 4ms 14 Oct 2025 568th nwellnhof 🇩🇪 683 110 560ms 24 May 2022 568th AlephSquirrel 683 110 259ms 29 May 2023 568th 5cw 🇺🇸 683 110 295ms 9 May 2024 568th Seek64 🇩🇪 683 110 462ms 13 Sep 2024 572nd iakolzin 682 205 59ms 1 Jul 2022 573rd revlayle 🇺🇸 680 201 352ms 9 Dec 2022 574th CatsAreFluffy 679 206 59ms 24 Feb 2023 575th roavin 677 202 370ms 30 Jun 2022 576th shinh 675 59 39ms 21 Jun 2022 577th 386asm 🇺🇸 675 222 51ms 5 May 2023 578th janbehrens 🇩🇪 674 199 491ms 26 Mar 2022 579th edsrzf 🇳🇿 673 124 4ms 6 Oct 2025 580th Mikey-Beep 🇬🇧 673 203 400ms 2 Sep 2024 580th tomh1012 673 203 348ms 5 Sep 2025 582nd randolchance 672 109 10ms 4 Jan 2024 583rd MeWhenI 🇻🇦 671 112 268ms 22 May 2024 584th MeWhenI 🇻🇦 670 146 8ms 13 Aug 2024 585th Natanaelel 🇸🇪 668 86 37ms 29 Jan 2024 586th janbehrens 🇩🇪 667 6 68ms 25 Nov 2022 587th alemelis 666 101 816ms 26 Aug 2024 588th Shanethegamer 🇺🇸 665 61 6ms 13 Feb 2022 589th xnor-gate 665 113 48ms 14 Feb 2022 590th Garklein 🇨🇦 664 52 3ms 13 Feb 2022 590th Natanaelel 🇸🇪 664 52 2ms 14 Jul 2023 590th SirBogman 🇺🇸 664 52 3ms 6 Nov 2023 593rd janbehrens 🇩🇪 663 206 346ms 26 Feb 2022 594th oeb25 662 282 206ms 16 May 2022 595th Shanethegamer 🇺🇸 661 122 11ms 12 Apr 2024 596th two-bad 🇬🇧 660 111 10ms 25 Feb 2024 597th billings7 🇬🇧 660 207 343ms 16 Apr 2022 598th jmerle 🇳🇱 659 114 21ms 15 Feb 2023 599th h3ra993huskp 🇯🇵 658 242 312ms 2 Jun 2024 600th jgbaldwinbrown 657 177 2ms 15 Jun 2022 First Prev 526–600 of 1,127 Next Last