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 526th daniel-pedersen 🇸🇪 711 103 11ms 6 Mar 2022 526th Heathcorp 🇦🇺 711 103 8ms 27 Apr 2022 526th FortuiteMan 🇫🇷 711 103 10ms 10 Oct 2024 526th SiBeepBoop 711 103 15ms 15 Apr 2025 530th kg583 🇺🇸 711 145 7ms 9 Jun 2025 531st Shanethegamer 🇺🇸 710 138 2ms 12 Feb 2022 532nd weeble 709 138 6ms 18 Aug 2024 533rd JohandeRuiter 🇳🇱 708 164 2ms 11 Feb 2025 534th albanian-laundromat 706 103 1,986ms 15 days ago 535th janbehrens 🇩🇪 705 104 10ms 14 Apr 2023 535th m-tkach 🇺🇦 705 104 11ms 3 Jan 2025 535th dokutan 705 104 14ms 15 Jun 2025 538th edsrzf 🇳🇿 705 184 1,460ms 29 Apr 2025 539th prplz 🇦🇺 704 165 2ms 14 Feb 2022 539th Szum123321 🇵🇱 704 165 2ms 29 Nov 2023 541st CaedenHarper 🇨🇦 703 260 254ms 7 days ago 542nd AlephSquirrel 702 37 4ms 3 Aug 2023 543rd GrayJoKing 🇦🇺 702 60 1,361ms 8 May 2022 544th Alex-x90 🇺🇸 700 166 2ms 8 Feb 2023 545th stefangimmillaro 699 57 40ms 18 Feb 2022 545th tatzyr 🇯🇵 699 57 52ms 26 Feb 2025 547th JunkIce 698 95 466ms 3 Dec 2024 548th stefangimmillaro 698 262 264ms 5 May 2025 548th edsrzf 🇳🇿 698 262 273ms 10 Jun 2025 550th Mandrzejy 🇵🇱 695 167 2ms 3 Nov 2024 551st stefangimmillaro 694 193 3,495ms 12 Nov 2024 552nd Sp3000 🇦🇺 693 41 4ms 19 Jan 2024 552nd MeWhenI 🇻🇦 693 41 6ms 2 Mar 2025 554th lifthrasiir 🇰🇷 691 50 2ms 28 Nov 2024 555th KatieLG 🇬🇧 691 96 492ms 28 Oct 2024 556th KingSkyrock 🇺🇸 691 106 11ms 17 Mar 2022 557th emgordon154 689 118 1,078ms 3 Dec 2024 558th CaedenHarper 🇨🇦 689 231 363ms 5 Oct 2025 559th Ripick 688 186 342ms 24 Jun 2025 560th Shanethegamer 🇺🇸 686 58 38ms 13 Feb 2022 560th SirBogman 🇺🇸 686 58 59ms 10 Jan 2024 562nd ian-h-chamberlain 🇺🇸 686 272 204ms 5 Jul 2022 563rd MathisBullinger 685 107 10ms 11 May 2022 563rd CaedenHarper 🇨🇦 685 107 13ms 23 Aug 2025 565th edsrzf 🇳🇿 684 38 4ms 26 days ago 566th nwellnhof 🇩🇪 683 110 560ms 24 May 2022 566th AlephSquirrel 683 110 259ms 29 May 2023 566th 5cw 🇺🇸 683 110 295ms 9 May 2024 566th Seek64 🇩🇪 683 110 462ms 13 Sep 2024 570th iakolzin 682 205 60ms 1 Jul 2022 571st revlayle 🇺🇸 680 201 352ms 9 Dec 2022 572nd CatsAreFluffy 679 206 59ms 24 Feb 2023 573rd roavin 677 202 370ms 30 Jun 2022 574th shinh 675 59 39ms 21 Jun 2022 575th 386asm 🇺🇸 675 222 51ms 5 May 2023 576th janbehrens 🇩🇪 674 199 491ms 26 Mar 2022 577th edsrzf 🇳🇿 673 124 4ms 6 Oct 2025 578th Mikey-Beep 🇬🇧 673 203 400ms 2 Sep 2024 578th tomh1012 673 203 348ms 5 Sep 2025 580th randolchance 672 109 9ms 4 Jan 2024 581st MeWhenI 🇻🇦 671 112 268ms 22 May 2024 582nd MeWhenI 🇻🇦 670 146 8ms 13 Aug 2024 583rd Natanaelel 🇸🇪 668 86 37ms 29 Jan 2024 584th janbehrens 🇩🇪 667 6 68ms 25 Nov 2022 585th alemelis 666 101 816ms 26 Aug 2024 586th Shanethegamer 🇺🇸 665 61 6ms 13 Feb 2022 587th xnor-gate 665 113 48ms 14 Feb 2022 588th Garklein 🇨🇦 664 52 3ms 13 Feb 2022 588th Natanaelel 🇸🇪 664 52 2ms 14 Jul 2023 588th SirBogman 🇺🇸 664 52 3ms 6 Nov 2023 591st janbehrens 🇩🇪 663 206 346ms 26 Feb 2022 592nd oeb25 662 282 211ms 16 May 2022 593rd two-bad 🇬🇧 660 111 9ms 25 Feb 2024 594th billings7 🇬🇧 660 207 343ms 16 Apr 2022 595th jmerle 🇳🇱 659 114 21ms 15 Feb 2023 596th Shanethegamer 🇺🇸 658 122 11ms 12 Apr 2024 597th h3ra993huskp 🇯🇵 658 242 312ms 2 Jun 2024 598th edsrzf 🇳🇿 657 282 5ms 20 Feb 2025 599th m-tkach 🇺🇦 656 101 483ms 21 Jan 2024 600th jgbaldwinbrown 656 177 2ms 15 Jun 2022 First Prev 526–600 of 1,124 Next Last