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 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 601st ovs-code 🇩🇪 764 69 144ms 17 Nov 2024 602nd Yewzir 🇧🇪 763 93 63ms 3 Aug 2023 603rd NewDefectus 🇮🇱 762 71 11ms 16 Dec 2021 603rd rschwa6308 🇺🇸 762 71 10ms 12 May 2023 603rd zbreit 🇺🇸 762 71 12ms 20 May 2023 606th emgordon154 761 123 267ms 17 Jan 2025 607th antimon2 🇯🇵 758 59 995ms 12 Sep 2022 608th Steffan153 🇫🇮 758 64 1,004ms 4 Jan 2023 608th Shanethegamer 🇺🇸 758 64 1,406ms 29 Mar 2023 610th detrumi 🇳🇱 758 94 124ms 26 Apr 2023 611th o0lit3 🇺🇸 756 51 5ms 12 Apr 2021 612th sean-niemann 🇺🇸 756 107 24ms 17 Dec 2023 613th bbkr 755 49 93ms 14 Nov 2018 613th itiievskyi 🇺🇦 755 49 129ms 11 Aug 2020 615th dokutan 755 94 53ms 14 Apr 2024 616th anter69 🇭🇺 754 53 41ms 8 Feb 2023 616th fuzzylojik-golf 🇺🇸 754 53 40ms 6 Jul 2025 618th ffelixm 753 75 110ms 12 Jun 2025 619th scpchicken 🇵🇼 752 88 155ms 21 Feb 2023 620th Lifesorder 751 72 12ms 12 Oct 2018 620th nwellnhof 🇩🇪 751 72 11ms 4 Feb 2021 620th annaproxy 751 72 10ms 28 Dec 2021 620th yzhs 🇩🇪 751 72 15ms 20 Jul 2022 620th fourth-bit 751 72 15ms 2 Jul 2023 620th bizy-coder 751 72 11ms 14 Aug 2024 626th ETHproductions 🇺🇸 751 75 32ms 21 Dec 2018 626th elisherer 🇮🇱 751 75 9ms 8 Apr 2019 626th emgordon154 751 75 8ms 13 Dec 2021 626th nwellnhof 🇩🇪 751 75 9ms 26 Jun 2023 630th Irratix 🇳🇱 750 45 3ms 1 Nov 2020 630th GrayJoKing 🇦🇺 750 45 3ms 1 Nov 2020 630th primo-ppcg 🇹🇭 750 45 2ms 2 Nov 2020 630th KatieLG 🇬🇧 750 45 2ms 6 Dec 2020 630th sisyphus-ppcg 🇦🇺 750 45 2ms 11 Mar 2022 630th msbranicky 750 45 3ms 27 Jul 2023 630th adamnielson42 🇺🇸 750 45 2ms 8 Nov 2023 630th dokutan 750 45 2ms 11 Nov 2023 638th emplv 🇱🇻 750 76 4ms 11 May 2021 638th sisyphus-ppcg 🇦🇺 750 76 4ms 14 Jul 2022 640th HPWiz 🇳🇿 749 67 417ms 16 Jan 2024 641st GrayJoKing 🇦🇺 749 86 415ms 5 Mar 2022 641st fuzzylojik-golf 🇺🇸 749 86 433ms 30 Aug 2025 643rd wiz0u 747 75 356ms 26 Jun 2023 643rd pardouin 🇫🇷 747 75 351ms 8 Oct 2024 643rd fuzzylojik-golf 🇺🇸 747 75 373ms 31 Aug 2025 646th JDiLenarda 🇫🇷 746 65 1,179ms 9 Oct 2020 647th DialFrost 🇸🇬 746 78 2ms 5 Nov 2023 648th Yewzir 🇧🇪 746 91 353ms 2 Oct 2025 649th dokutan 745 60 251ms 11 Apr 2024 650th dokutan 744 76 129ms 23 Jul 2025 651st laikoni 743 89 130ms 25 Dec 2018 652nd Lydxn 🇨🇦 742 52 3ms 18 Jul 2022 652nd xsot 🇸🇬 742 52 6ms 24 Jun 2025 654th MeWhenI 🇻🇦 742 109 2ms 10 Oct 2023 655th xorraxrax 741 73 11ms 26 Oct 2019 655th btjones0 741 73 12ms 15 Jul 2022 655th Bmrl7 741 73 14ms 26 Feb 2024 658th rambox11 741 76 10ms 27 Apr 2018 658th Davr1 🇨🇿 741 76 11ms 15 Oct 2023 658th ovs-code 🇩🇪 741 76 11ms 17 Nov 2024 661st GrayJoKing 🇦🇺 740 54 37ms 24 Nov 2021 661st emgordon154 740 54 37ms 26 Jul 2024 663rd RustemB 🇷🇺 739 50 88ms 3 Jan 2021 663rd ovs-code 🇩🇪 739 50 192ms 8 May 2024 665th ian-h-chamberlain 🇺🇸 739 107 41ms 13 days ago 666th ovs-code 🇩🇪 738 68 458ms 16 Jan 2024 667th AlephSquirrel 737 40 45ms 31 Jul 2022 668th GrayJoKing 🇦🇺 733 78 4ms 26 Jul 2023 669th davitf 731 74 11ms 19 Nov 2018 669th ydevor 🇮🇱 731 74 11ms 26 Nov 2020 669th itsjustfreekie 731 74 20ms 19 Sep 2021 669th ZakkkkAttackkkk 🇵🇭 731 74 12ms 26 Dec 2021 669th domingues 🇵🇹 731 74 10ms 10 Aug 2022 669th jakobkordez 🇸🇮 731 74 61ms 31 Oct 2022 669th scpchicken 🇵🇼 731 74 11ms 17 Jan 2023 First Prev 601–675 of 3,045 Next Last