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 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 526th Sp3000 🇦🇺 693 41 19 Jan 2024 526th MeWhenI 🇻🇦 693 41 2 Mar 2025 528th Ripick 693 186 8 days ago 529th lifthrasiir 🇰🇷 691 50 28 Nov 2024 530th KingSkyrock 🇺🇸 690 106 17 Mar 2022 531st stefangimmillaro 690 193 12 Nov 2024 532nd janbehrens 🇩🇪 689 266 26 Feb 2022 532nd cbrt-x 689 266 6 May 2022 534th KatieLG 🇬🇧 688 96 28 Oct 2024 535th ian-h-chamberlain 🇺🇸 685 272 5 Jul 2022 536th MathisBullinger 684 107 11 May 2022 537th emgordon154 684 118 3 Dec 2024 538th Shanethegamer 🇺🇸 683 58 13 Feb 2022 538th SirBogman 🇺🇸 683 58 10 Jan 2024 540th CaedenHarper 🇨🇦 683 267 3 Jan 2025 541st fuzzylojik-golf 🇺🇸 681 38 4 Jun 2025 542nd nwellnhof 🇩🇪 681 110 24 May 2022 542nd AlephSquirrel 681 110 29 May 2023 542nd 5cw 🇺🇸 681 110 9 May 2024 542nd Seek64 🇩🇪 681 110 13 Sep 2024 546th iakolzin 681 205 1 Jul 2022 547th CatsAreFluffy 678 206 24 Feb 2023 548th revlayle 🇺🇸 677 201 9 Dec 2022 549th 386asm 🇺🇸 675 222 5 May 2023 550th edsrzf 🇳🇿 674 119 13 Jan 2025 551st janbehrens 🇩🇪 674 199 26 Mar 2022 552nd roavin 674 202 30 Jun 2022 553rd shinh 672 59 21 Jun 2022 554th randolchance 671 109 4 Jan 2024 555th MeWhenI 🇻🇦 670 146 13 Aug 2024 556th Mikey-Beep 🇬🇧 670 203 2 Sep 2024 557th MeWhenI 🇻🇦 669 112 22 May 2024 558th Natanaelel 🇸🇪 668 86 29 Jan 2024 559th janbehrens 🇩🇪 667 6 25 Nov 2022 560th alemelis 666 101 26 Aug 2024 561st Alex-x90 🇺🇸 665 210 31 Dec 2022 562nd Garklein 🇨🇦 664 52 13 Feb 2022 562nd Natanaelel 🇸🇪 664 52 14 Jul 2023 562nd SirBogman 🇺🇸 664 52 6 Nov 2023 565th Shanethegamer 🇺🇸 663 61 13 Feb 2022 566th xnor-gate 663 113 14 Feb 2022 567th janbehrens 🇩🇪 661 206 26 Feb 2022 568th oeb25 661 282 16 May 2022 569th two-bad 🇬🇧 659 111 25 Feb 2024 570th Shanethegamer 🇺🇸 658 122 12 Apr 2024 571st billings7 🇬🇧 658 207 16 Apr 2022 572nd jmerle 🇳🇱 657 114 15 Feb 2023 573rd edsrzf 🇳🇿 657 282 20 Feb 2025 574th jgbaldwinbrown 655 177 15 Jun 2022 575th m-tkach 🇺🇦 654 101 21 Jan 2024 576th Salutations45 653 96 22 Jan 2025 577th MeWhenI 🇻🇦 653 204 11 Sep 2022 578th lynn 652 115 12 Feb 2022 578th Kacarott 🇦🇺 652 115 4 Feb 2025 580th edsrzf 🇳🇿 652 128 24 Feb 2025 581st UnderKoen 🇳🇱 652 284 9 Feb 2025 582nd CatsAreFluffy 651 178 24 Feb 2023 583rd jerrandolph 651 280 19 Dec 2023 584th Florian-Mt 651 286 15 Jul 2024 585th rniii 650 61 15 Sep 2023 585th olleicua 🇺🇸 650 61 6 Jan 2024 585th anter69 🇭🇺 650 61 2 Apr 2024 585th xsot 🇸🇬 650 61 23 Apr 2025 589th Shanethegamer 🇺🇸 648 151 14 Aug 2024 590th TehFlaminTaco 647 113 10 Nov 2022 591st thehylian 646 116 14 Jan 2023 591st zacjl 646 116 20 Apr 2023 593rd CatsAreFluffy 646 205 31 Mar 2023 594th SirBogman 🇺🇸 646 283 31 Dec 2023 595th brimstonetrader 643 206 21 Jan 2024 596th ovs-code 🇩🇪 640 105 27 Oct 2023 597th betaveros 640 117 31 Dec 2022 597th DayDun 🇸🇪 640 117 22 Jan 2023 597th KasperKivimaeki 🇫🇮 640 117 32 hours ago 600th nwellnhof 🇩🇪 639 62 4 Jun 2022 Prev 526–600 of 1,057 Next
