Niven Numbers (Long) 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 Crossword 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 Crossword 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 🇻🇦 867 95 10ms 21 Feb 2023 826th Yewzir 🇧🇪 867 95 10ms 4 May 2024 828th jared-hughes 867 165 26ms 18 Dec 2024 829th Steffan153 🇫🇮 866 66 45ms 28 Jul 2024 829th pardouin 🇫🇷 866 66 46ms 17 Mar 2025 829th DialFrost 🇸🇬 866 66 45ms 11 Apr 2025 832nd MeWhenI 🇻🇦 866 125 511ms 28 Mar 2025 833rd MeWhenI 🇻🇦 865 101 28ms 21 Feb 2023 834th MeWhenI 🇻🇦 862 81 346ms 11 days ago 835th sisyphus-ppcg 🇦🇺 862 103 261ms 8 Aug 2022 835th GrayJoKing 🇦🇺 862 103 257ms 14 Aug 2022 837th JPRuskin 🇬🇧 861 42 3,930ms 26 Apr 2024 837th 5quiwyrm 861 42 3,858ms 10 Dec 2024 839th jared-hughes 861 69 3ms 13 Aug 2022 839th MeWhenI 🇻🇦 861 69 3ms 21 Feb 2023 839th stefangimmillaro 861 69 3ms 7 Jun 2023 839th qwertyuiop3 🇷🇺 861 69 4ms 16 May 2025 843rd error256 861 78 23ms 24 Jul 2025 844th GrayJoKing 🇦🇺 860 35 41ms 13 Aug 2022 845th sidok 860 45 440ms 5 May 2024 845th fuzzylojik-golf 🇺🇸 860 45 273ms 8 Jul 2025 847th Yewzir 🇧🇪 860 74 362ms 10 Apr 2024 847th DialFrost 🇸🇬 860 74 359ms 11 Apr 2025 849th pardouin 🇫🇷 859 63 23ms 21 Oct 2024 850th jared-hughes 859 88 55ms 14 Aug 2022 850th MeWhenI 🇻🇦 859 88 55ms 21 Feb 2023 850th Yewzir 🇧🇪 859 88 52ms 10 Apr 2024 850th BlankSpruce 859 88 54ms 13 Nov 2024 850th qwertyuiop3 🇷🇺 859 88 56ms 16 May 2025 855th MeWhenI 🇻🇦 859 187 552ms 19 Apr 2025 856th GrayJoKing 🇦🇺 858 67 351ms 8 Aug 2022 856th Natanaelel 🇸🇪 858 67 261ms 9 Aug 2022 856th yzhs 🇩🇪 858 67 195ms 26 Jun 2023 856th cbrt-x 858 67 183ms 30 Aug 2024 856th pardouin 🇫🇷 858 67 197ms 19 Mar 2025 861st sisyphus-ppcg 🇦🇺 858 96 10ms 15 Nov 2022 862nd uttumuttu 🇫🇮 857 56 11ms 8 Aug 2022 862nd AlephSquirrel 857 56 11ms 15 Feb 2023 862nd ejini6969 857 56 33ms 2 Apr 2023 865th gifti258 857 59 77ms 15 Sep 2023 866th Bubbler-4 857 83 121ms 8 Aug 2022 866th elgan65536 857 83 125ms 11 Apr 2024 866th luuumine 🇫🇷 857 83 125ms 7 days ago 869th Yewzir 🇧🇪 857 102 27ms 10 Apr 2024 870th lifthrasiir 🇰🇷 857 167 24ms 20 Dec 2024 871st inventshah 856 54 91ms 12 Dec 2022 871st MeWhenI 🇻🇦 856 54 83ms 13 Dec 2022 871st Alessandro-Balconi 🇮🇹 856 54 90ms 15 Jul 2023 874th betaveros 856 57 16ms 8 Aug 2022 874th zacharybarbanell 856 57 16ms 8 Aug 2022 874th andre-lameirinhas 🇵🇹 856 57 15ms 8 Aug 2022 874th Bonjour27891 🇻🇳 856 57 245ms 10 Aug 2022 874th RYNO8 856 57 246ms 16 Aug 2022 874th galloj 🇨🇿 856 57 15ms 18 Aug 2022 874th commandblockguy 🇺🇸 856 57 15ms 27 Aug 2022 874th Eilonlif 🇮🇱 856 57 16ms 9 Sep 2022 874th MaxElf999 856 57 16ms 23 Sep 2022 874th fredrik-bakke 🇳🇴 856 57 15ms 2 Oct 2022 874th aiarzhantsev 856 57 16ms 14 Oct 2022 874th trist224 🇫🇷 856 57 236ms 18 Oct 2022 874th Stockoh 🇫🇷 856 57 234ms 21 Oct 2022 874th andersk 🇺🇸 856 57 15ms 25 Oct 2022 874th fourth-bit 856 57 229ms 6 Dec 2022 874th quimey 856 57 15ms 8 Mar 2023 874th aksyristos 856 57 16ms 11 Mar 2023 874th CedricGebistorf 856 57 15ms 4 May 2023 874th ehulinsky 🇺🇸 856 57 16ms 7 May 2023 874th Griff95 856 57 236ms 21 Sep 2023 874th inverseLorentz 🇦🇺 856 57 16ms 18 Feb 2024 874th sultan 856 57 241ms 3 Mar 2024 874th AminurAlam 856 57 16ms 20 Mar 2024 874th EnTerr 856 57 16ms 1 Sep 2024 874th logvp 856 57 232ms 7 Oct 2024 874th moustave 856 57 16ms 26 Nov 2024 874th nooberitess 856 57 15ms 22 May 2025 First Prev 826–900 of 2,425 Next Last