Emirp Numbers 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 826th MeWhenI 🇻🇦 679 95 3ms 20 Feb 2023 827th doge1338 678 83 10ms 20 Mar 2021 827th GrayJoKing 🇦🇺 678 83 308ms 30 Mar 2021 827th two-bad 🇬🇧 678 83 10ms 15 Feb 2024 830th sisyphus-ppcg 🇦🇺 677 63 844ms 23 Mar 2022 830th dokutan 677 63 934ms 14 Apr 2024 832nd ovs-code 🇩🇪 677 95 425ms 16 Jun 2024 833rd StanislavNikolov 675 80 12ms 26 Nov 2017 833rd LlamaLad7 🇬🇧 675 80 21ms 17 Jan 2021 833rd voidmax 675 80 10ms 1 Dec 2021 833rd ejini6969 675 80 11ms 1 Apr 2023 833rd SB-945 675 80 29ms 13 Feb 2024 838th boxjelly 674 98 269ms 5 Jan 2021 838th tobeannouncd 674 98 170ms 9 Jan 2024 840th Yewzir 🇧🇪 673 120 3ms 5 Jan 2024 841st nwellnhof 🇩🇪 672 101 334ms 25 Sep 2025 842nd cure-honey 🇯🇵 672 121 47ms 6 Jul 2021 843rd molecules 671 55 97ms 27 Dec 2017 844th MeWhenI 🇻🇦 671 98 4ms 29 Nov 2022 845th ian-odonnell 670 84 8ms 5 Mar 2018 845th LordSir101 670 84 13ms 10 Sep 2025 847th MeWhenI 🇻🇦 670 85 4ms 29 May 2023 847th targrik 670 85 4ms 28 Jul 2025 849th f-tucker 669 144 7ms 20 Feb 2024 850th MeWhenI 🇻🇦 668 75 422ms 24 May 2024 851st dokutan 668 140 267ms 1 Apr 2024 852nd emgordon154 667 44 54ms 13 Sep 2024 853rd Espiobest 667 81 32ms 26 Feb 2021 853rd gilufin 667 81 16ms 23 May 2021 853rd Waffle3z 667 81 12ms 7 Sep 2021 853rd quimey 667 81 19ms 21 Jun 2023 857th fruno-bulax 667 99 146ms 16 Feb 2019 858th ovs-code 🇩🇪 666 67 272ms 12 Mar 2024 859th emgordon154 666 79 130ms 4 Aug 2024 860th olivermrose 🇺🇸 665 60 39ms 31 Oct 2021 861st pardouin 🇫🇷 663 62 650ms 29 Aug 2025 862nd dokutan 663 97 458ms 23 Jul 2025 863rd jakobwitte 662 85 10ms 20 Mar 2018 863rd janbehrens 🇩🇪 662 85 12ms 17 Aug 2021 865th MateuszPietrzak 🇵🇱 662 107 50ms 9 Jan 2024 865th HumanoidCPU 662 107 52ms 5 May 2024 865th ovs-code 🇩🇪 662 107 55ms 3 Jun 2024 868th ashtraypettingzoo 🇺🇸 661 100 150ms 12 Feb 2023 869th 5quiwyrm 659 53 211ms 2 Sep 2025 870th AlephSquirrel 659 76 565ms 19 Jul 2024 871st jmerle 🇳🇱 659 82 14ms 11 Jul 2023 871st Powerroff 659 82 25ms 10 Nov 2024 871st RaBa21 🇭🇺 659 82 18ms 19 Jul 2025 874th sisyphus-ppcg 🇦🇺 659 125 2ms 15 May 2022 874th GolfingSuccess 🇬🇷 659 125 1ms 16 May 2022 874th MeWhenI 🇻🇦 659 125 1ms 18 May 2022 874th ovs-code 🇩🇪 659 125 1ms 20 May 2022 874th inventshah 659 125 2ms 22 May 2022 874th lynn 659 125 1ms 27 May 2022 874th nwellnhof 🇩🇪 659 125 2ms 7 Jul 2022 874th galloj 🇨🇿 659 125 2ms 29 Aug 2022 874th Steffan153 🇫🇮 659 125 2ms 28 Jan 2023 874th sean-niemann 🇺🇸 659 125 2ms 20 May 2023 874th JayXon 🇺🇸 659 125 2ms 25 May 2023 874th Lydxn 🇨🇦 659 125 1ms 24 Jun 2023 874th dokutan 659 125 2ms 2 Oct 2023 874th retrohun 659 125 2ms 22 Jan 2024 874th kritixilithos 659 125 1ms 22 May 2024 874th pardouin 🇫🇷 659 125 1ms 21 Sep 2024 874th DialFrost 🇸🇬 659 125 2ms 5 Jan 2025 874th stefangimmillaro 659 125 2ms 14 Jul 2025 874th fuzzylojik-golf 🇺🇸 659 125 1ms 2 Sep 2025 893rd emplv 🇱🇻 656 86 113ms 26 Oct 2022 894th eldritchconundrum 654 61 33ms 31 Oct 2022 894th dokutan 654 61 30ms 14 Apr 2024 896th flawr 654 101 150ms 20 Feb 2019 896th drbalan 654 101 175ms 18 Jul 2020 898th scpchicken 🇵🇼 652 59 5ms 5 Feb 2023 899th AshyIsMe 🇦🇺 651 83 63ms 16 Jul 2022 899th fkantelberg 651 83 17ms 14 Jul 2023 First Prev 826–900 of 3,066 Next Last