Reverse Polish Notation in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 480th Maznek 749 98 10ms 6 Jun 2023 480th dgerblick 749 98 11ms 16 Jun 2023 483rd Vinterion 749 212 33ms 6 Oct 2024 484th Re-Adventures 🇮🇳 749 250 218ms 20 Jan 2023 485th MeWhenI 🇻🇦 748 110 1,551ms 11 May 2023 486th edsrzf 🇳🇿 748 180 3ms 8 hours ago 487th h3ra993huskp 🇯🇵 748 214 463ms 30 Nov 2025 488th Frowny 747 77 34ms 21 Feb 2022 489th GrayJoKing 🇦🇺 747 104 6ms 31 Aug 2023 490th DialFrost 🇸🇬 747 110 89ms 21 Jun 2025 491st HallMatthew314 746 178 145ms 13 Sep 2022 492nd FlyingPenguin223 745 132 3ms 17 Feb 2025 493rd cakular 744 101 12ms 19 May 2024 494th AlephSquirrel 744 140 7ms 25 Jan 2025 495th scpchicken 🇵🇼 743 57 1,507ms 13 Feb 2022 495th SirBogman 🇺🇸 743 57 1,580ms 23 Jan 2024 497th luuumine 🇫🇷 743 252 225ms 28 Nov 2025 498th retrohun 742 81 11ms 15 Dec 2023 499th primo-ppcg 🇹🇭 741 54 41ms 14 Feb 2022 499th janlelis 741 54 67ms 21 Sep 2024 499th ovs-code 🇩🇪 741 54 42ms 27 Dec 2024 499th sean-niemann 🇺🇸 741 54 41ms 3 Aug 2025 499th Natanaelel 🇸🇪 741 54 44ms 10 Feb 2026 499th blaztoma 🇱🇹 741 54 44ms 17 days ago 505th DialFrost 🇸🇬 741 99 11ms 24 Dec 2024 505th JOrE20 741 99 11ms 7 Jan 2026 507th inventshah 740 182 3ms 14 Sep 2022 508th tailorspy 739 190 64ms 1 Jun 2024 509th Shanethegamer 🇺🇸 739 248 323ms 20 Apr 2022 510th dokutan 738 90 494ms 14 Feb 2026 511th hemphen 738 186 433ms 20 Oct 2022 512th zacjl 737 47 2ms 22 Jan 2025 512th GrayJoKing 🇦🇺 737 47 2ms 5 Jun 2025 514th neel11235813 737 102 11ms 16 Jan 2023 515th edsrzf 🇳🇿 736 87 2,282ms 18 Feb 2026 516th Shanethegamer 🇺🇸 736 183 4ms 11 Sep 2022 517th MeWhenI 🇻🇦 736 249 315ms 7 Jul 2023 518th edsrzf 🇳🇿 735 112 1,622ms 4 Feb 2026 519th chasewalden 734 100 15ms 24 Apr 2023 519th MeWhenI 🇻🇦 734 100 12ms 3 Aug 2024 519th Salutations45 734 100 14ms 12 Nov 2024 522nd DialFrost 🇸🇬 734 218 387ms 24 Sep 2025 523rd DialFrost 🇸🇬 733 82 35ms 23 Apr 2025 524th annaproxy 733 141 18ms 14 Dec 2022 525th GolfingSuccess 🇬🇷 732 184 2ms 11 Sep 2022 526th nullie 732 256 203ms 11 Mar 2025 527th DialFrost 🇸🇬 730 103 11ms 19 Dec 2022 528th HPWiz 🇳🇿 728 39 5ms 23 Nov 2023 529th antimon2 🇯🇵 727 93 765ms 13 Feb 2022 530th ChiefChippy2 727 101 11ms 12 Feb 2022 530th Frowny 727 101 40ms 16 Feb 2022 530th fitzdotlol 🇺🇸 727 101 12ms 8 Mar 2022 530th neel11235813 727 101 10ms 17 Mar 2024 530th madex 🇩🇪 727 101 11ms 9 Jul 2024 530th wh3n3v3r 🇨🇿 727 101 14ms 8 Nov 2024 536th ovs-code 🇩🇪 727 113 128ms 2 Jul 2025 537th syntax-rules 727 193 417ms 25 Dec 2022 538th Shanethegamer 🇺🇸 727 220 367ms 24 Sep 2025 538th sean-niemann 🇺🇸 727 220 362ms 24 Sep 2025 540th clockworknazo 726 84 19ms 13 Oct 2022 540th ovs-code 🇩🇪 726 84 20ms 7 Feb 2023 540th edsrzf 🇳🇿 726 84 19ms 9 Nov 2025 543rd Yax42 🇫🇷 726 189 452ms 21 Jan 2026 544th GolfingSuccess 🇬🇷 724 194 444ms 14 Feb 2022 545th Shanethegamer 🇺🇸 722 190 426ms 9 Apr 2025 546th inventshah 720 102 12ms 13 Feb 2022 546th smclaughlin-cf 720 102 10ms 4 Mar 2025 548th stefangimmillaro 720 256 41ms 3 Jan 2023 549th emgordon154 719 137 12ms 26 Sep 2024 550th kg583 🇺🇸 718 145 7ms 9 Jun 2025 551st Frowny 718 185 145ms 18 Mar 2022 552nd Shanethegamer 🇺🇸 718 261 244ms 30 Apr 2022 553rd albanian-laundromat 🇺🇸 718 349 1,216ms 6 Nov 2025 554th GolfingSuccess 🇬🇷 716 163 2ms 5 Dec 2022 555th Alex-x90 🇺🇸 716 196 449ms 24 Oct 2025 556th JayXon 🇺🇸 715 56 44ms 23 Feb 2025 556th pardouin 🇫🇷 715 56 65ms 12 Sep 2025 558th JGDoerrer 715 262 220ms 29 Jun 2022 559th stefangimmillaro 714 192 561ms 10 Oct 2023 560th daniel-pedersen 🇸🇪 713 103 12ms 6 Mar 2022 First Prev 481–560 of 1,268 Next Last