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 676th sean-niemann 🇺🇸 614 102 2ms 6 Jun 2023 677th AlephSquirrel 614 108 710ms 21 Jan 2024 678th olivermrose 🇺🇸 613 65 38ms 15 Apr 2022 679th emgordon154 612 219 703ms 28 May 2025 680th adlerzei 612 223 355ms 5 May 2022 681st efgen 610 120 11ms 28 Dec 2023 682nd jared-hughes 610 123 16ms 8 Sep 2022 682nd quimey 610 123 14ms 4 Jul 2023 682nd htareque 610 123 13ms 17 Oct 2023 685th wackbyte 610 306 234ms 7 Dec 2023 686th IISResetMe 609 95 328ms 6 Mar 2024 687th msbranicky 609 300 267ms 31 Aug 2023 688th scpchicken 🇵🇼 603 66 38ms 13 Feb 2022 689th bizy-coder 603 110 507ms 16 Jan 2024 689th MeWhenI 🇻🇦 603 110 579ms 24 May 2024 689th CaedenHarper 🇨🇦 603 110 519ms 27 Dec 2024 692nd Shanethegamer 🇺🇸 602 232 2,550ms 16 Feb 2022 693rd emgordon154 602 310 278ms 6 Mar 2025 694th RYNO8 601 125 17ms 16 Aug 2022 695th RockOfStone 601 163 2ms 14 Mar 2024 696th MeWhenI 🇻🇦 600 174 6ms 15 Oct 2023 697th emgordon154 600 414 847ms 4 Oct 2025 698th bac0id 599 233 71ms 27 Jun 2024 699th janbehrens 🇩🇪 598 266 432ms 26 Feb 2022 699th cbrt-x 598 266 392ms 6 May 2022 701st GrayJoKing 🇦🇺 596 98 150ms 11 Aug 2024 702nd dzshn 596 126 16ms 15 Aug 2022 702nd stefangimmillaro 596 126 17ms 10 Nov 2023 702nd fgrosshans 🇫🇷 596 126 15ms 17 Jul 2024 702nd NickTheEASDude 🇺🇸 596 126 27ms 21 Aug 2024 702nd Pyroan 596 126 17ms 13 Mar 2025 707th MaxElf999 591 127 17ms 10 Nov 2022 707th DrakeSeteraO 591 127 24ms 7 days ago 709th Shanethegamer 🇺🇸 591 134 307ms 4 Jun 2025 710th pschmid0 🇺🇸 588 142 4ms 17 Oct 2022 711th fourth-bit 587 128 17ms 18 Nov 2022 711th Command-Master 587 128 118ms 29 Sep 2023 711th mathisfun271 587 128 36ms 13 Feb 2024 714th adoxography 586 68 47ms 20 Mar 2022 715th mwja 586 125 10ms 22 Aug 2024 716th emgordon154 586 137 28ms 29 Jul 2025 717th 0xjac 🇨🇭 586 312 258ms 8 Jun 2025 718th RobertHoeh 585 229 3,083ms 27 days ago 719th Shanethegamer 🇺🇸 584 99 320ms 20 Apr 2022 720th jared-hughes 584 103 54ms 18 Jul 2022 721st stefangimmillaro 584 190 129ms 22 Oct 2022 722nd Kacarott 🇦🇺 582 114 669ms 4 Feb 2025 723rd andre-lameirinhas 🇵🇹 582 129 16ms 29 Jul 2022 723rd Mikey-Beep 🇬🇧 582 129 16ms 6 Oct 2022 723rd cros107 🇦🇺 582 129 15ms 25 May 2024 723rd cubed-guy 582 129 16ms 9 Jun 2024 723rd wuduculfre 582 129 12ms 22 Jul 2025 728th eiburns 581 126 9ms 28 Feb 2022 728th tomh1012 581 126 10ms 4 Mar 2022 728th Vaekor 581 126 9ms 28 Jul 2023 728th iczelia 🇩🇪 581 126 11ms 23 days ago 732nd Phil-RGOMEGA 580 169 2ms 30 Aug 2023 733rd dokutan 579 101 140ms 20 Sep 2024 734th CedricGebistorf 578 130 18ms 16 Mar 2022 735th jared-hughes 577 69 38ms 10 Sep 2022 736th Mabeloid 🇳🇴 576 170 3ms 29 Sep 2024 736th frosster 576 170 2ms 26 Mar 2025 738th Aurel300 🇨🇭 576 324 207ms 3 Jun 2024 739th Natanaelel 🇸🇪 573 131 15ms 14 Feb 2022 739th amollberg 🇸🇪 573 131 17ms 15 Feb 2022 739th BREMAUCY 🇫🇷 573 131 17ms 26 Jul 2023 739th vishwathg 573 131 17ms 25 Jul 2025 739th InigoK 🇺🇸 573 131 11ms 30 Aug 2025 744th MeWhenI 🇻🇦 573 234 492ms 19 Aug 2022 745th aliakseikalosha 573 238 384ms 16 Jul 2025 746th acollett89 572 128 10ms 4 Aug 2025 747th SirBogman 🇺🇸 571 116 576ms 16 Jan 2024 747th commandblockguy 🇺🇸 571 116 627ms 1 Sep 2025 749th emgordon154 570 143 9ms 23 Dec 2024 750th edsrzf 🇳🇿 569 70 41ms 4 Sep 2025 First Prev 676–750 of 1,116 Next Last