Niven 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 Continued Fractions 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 Continued Fractions 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 524th emgordon154 937 33 4ms 15 Nov 2024 527th primo-ppcg 🇹🇭 937 44 80ms 18 Jan 2020 527th prplz 🇦🇺 937 44 80ms 15 Aug 2020 527th JayXon 🇺🇸 937 44 81ms 16 Feb 2021 527th Lydxn 🇨🇦 937 44 81ms 18 Aug 2021 527th stefangimmillaro 937 44 82ms 21 Aug 2023 532nd DialFrost 🇸🇬 935 38 2ms 3 hours ago 532nd Yewzir 🇧🇪 935 38 2ms 3 hours ago 532nd rucin93 🇵🇱 935 38 2ms 3 hours ago 532nd edsrzf 🇳🇿 935 38 2ms 3 hours ago 532nd JayXon 🇺🇸 935 38 2ms 2 hours ago 532nd sean-niemann 🇺🇸 935 38 2ms 53 mins ago 538th primo-ppcg 🇹🇭 935 44 116ms 25 Apr 2020 538th prplz 🇦🇺 935 44 117ms 16 May 2020 538th Lydxn 🇨🇦 935 44 116ms 12 Jan 2021 538th JayXon 🇺🇸 935 44 114ms 16 Feb 2021 538th sisyphus-ppcg 🇦🇺 935 44 116ms 30 May 2021 538th ovs-code 🇩🇪 935 44 116ms 19 Nov 2021 538th GrayJoKing 🇦🇺 935 44 114ms 15 Dec 2021 538th MichalMarsalek 🇨🇿 935 44 118ms 16 Feb 2022 538th lynn 935 44 115ms 3 Jun 2022 538th MeWhenI 🇻🇦 935 44 113ms 10 Oct 2022 538th clockworknazo 935 44 120ms 26 Nov 2022 538th Steffan153 🇫🇮 935 44 121ms 30 Nov 2022 538th sean-niemann 🇺🇸 935 44 117ms 17 Jan 2023 538th DialFrost 🇸🇬 935 44 115ms 18 Jan 2023 538th steffan-polygolf 935 44 120ms 19 Feb 2023 538th Shanethegamer 🇺🇸 935 44 116ms 8 Mar 2023 538th stefangimmillaro 935 44 117ms 11 Jun 2023 538th Yewzir 🇧🇪 935 44 121ms 23 Sep 2023 538th Betuaredead 935 44 116ms 13 Nov 2023 538th pardouin 🇫🇷 935 44 122ms 21 Sep 2024 538th fuzzylojik-golf 🇺🇸 935 44 124ms 7 Aug 2025 559th thospel 934 25 85ms 3 May 2018 559th o0lit3 🇺🇸 934 25 99ms 11 Feb 2021 559th Indivicivet 934 25 91ms 24 Mar 2021 559th scpchicken 🇵🇼 934 25 87ms 8 Mar 2022 559th sisyphus-ppcg 🇦🇺 934 25 85ms 16 Dec 2022 559th 4hg 🇺🇸 934 25 99ms 9 Feb 2023 559th Natanaelel 🇸🇪 934 25 89ms 19 Feb 2023 559th Yewzir 🇧🇪 934 25 102ms 12 Mar 2024 567th btnlq 934 29 195ms 21 Feb 2021 567th nwellnhof 🇩🇪 934 29 196ms 25 Oct 2021 567th primo-ppcg 🇹🇭 934 29 202ms 10 Mar 2022 567th GrayJoKing 🇦🇺 934 29 205ms 10 Mar 2022 567th SirBogman 🇺🇸 934 29 202ms 23 Jun 2022 567th MeWhenI 🇻🇦 934 29 198ms 28 Jan 2023 567th stefangimmillaro 934 29 230ms 29 Oct 2023 567th Yewzir 🇧🇪 934 29 212ms 19 Nov 2023 567th dcgjb 934 29 204ms 24 Jan 2024 567th DialFrost 🇸🇬 934 29 243ms 6 Jun 2024 567th bitsandbeyond 🇳🇱 934 29 189ms 20 Oct 2025 578th Steffan153 🇫🇮 934 38 134ms 4 Aug 2024 578th sean-niemann 🇺🇸 934 38 130ms 4 Aug 2024 578th JayXon 🇺🇸 934 38 130ms 4 Aug 2024 578th DialFrost 🇸🇬 934 38 127ms 4 Aug 2024 578th Lydxn 🇨🇦 934 38 126ms 5 Aug 2024 578th lukegustafson 🇺🇸 934 38 129ms 7 Aug 2024 584th Lydxn 🇨🇦 933 37 66ms 12 Dec 2022 584th ovs-code 🇩🇪 933 37 66ms 29 Jan 2023 584th DialFrost 🇸🇬 933 37 66ms 27 May 2024 584th sean-niemann 🇺🇸 933 37 66ms 12 Jul 2024 584th Steffan153 🇫🇮 933 37 69ms 13 Jul 2024 584th pardouin 🇫🇷 933 37 66ms 22 Aug 2024 590th Lydxn 🇨🇦 933 41 4ms 12 May 2023 590th Steffan153 🇫🇮 933 41 4ms 14 May 2023 590th sean-niemann 🇺🇸 933 41 3ms 21 Apr 2025 593rd Lydxn 🇨🇦 931 42 1ms 30 Oct 2022 593rd btnlq 931 42 2ms 5 Nov 2022 593rd clockworknazo 931 42 2ms 18 Nov 2022 593rd primo-ppcg 🇹🇭 931 42 2ms 19 Nov 2022 593rd sisyphus-ppcg 🇦🇺 931 42 2ms 22 Feb 2023 593rd xsot 🇸🇬 931 42 2ms 16 May 2023 593rd fuzzylojik-golf 🇺🇸 931 42 2ms 12 Aug 2025 593rd sean-niemann 🇺🇸 931 42 2ms 27 Aug 2025 First Prev 526–600 of 4,069 Next Last