Happy 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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 144th Steffan153 🇫🇮 929 54 25 Sep 2022 144th IanUtley 929 54 17 Nov 2022 144th Yewzir 🇧🇪 929 54 11 Nov 2023 144th Betuaredead 929 54 12 Nov 2023 144th ovs-code 🇩🇪 929 54 30 Jun 2024 144th sean-niemann 🇺🇸 929 54 13 Apr 2025 144th DialFrost 🇸🇬 929 54 14 Apr 2025 158th lukegustafson 🇺🇸 928 46 2 Sep 2024 158th JayXon 🇺🇸 928 46 2 Sep 2024 160th Lydxn 🇨🇦 928 52 10 Sep 2022 160th JayXon 🇺🇸 928 52 10 Sep 2022 160th btnlq 928 52 11 Sep 2022 163rd primo-ppcg 🇹🇭 926 107 24 Apr 2020 163rd nwellnhof 🇩🇪 926 107 24 Apr 2020 163rd prplz 🇦🇺 926 107 7 Jul 2020 163rd JayXon 🇺🇸 926 107 26 May 2021 163rd ScottHamper 926 107 29 May 2021 163rd Lydxn 🇨🇦 926 107 12 Jul 2021 163rd MeWhenI 🇻🇦 926 107 31 Dec 2021 163rd stefangimmillaro 926 107 15 Jul 2023 163rd Steffan153 🇫🇮 926 107 9 Aug 2024 163rd sean-niemann 🇺🇸 926 107 23 Dec 2024 173rd Lydxn 🇨🇦 925 47 16 Jul 2023 174th Frowny 924 51 3 Jul 2020 175th MeWhenI 🇻🇦 923 43 22 Mar 2024 176th MeWhenI 🇻🇦 923 53 11 Nov 2021 176th HPWiz 🇳🇿 923 53 18 Mar 2022 176th Lydxn 🇨🇦 923 53 16 May 2022 176th GrayJoKing 🇦🇺 923 53 16 May 2022 176th Shanethegamer 🇺🇸 923 53 18 May 2022 176th Steffan153 🇫🇮 923 53 1 Oct 2022 176th JayXon 🇺🇸 923 53 20 Mar 2023 176th Yewzir 🇧🇪 923 53 9 Nov 2023 176th Betuaredead 923 53 13 Nov 2023 176th pardouin 🇫🇷 923 53 3 Sep 2024 176th sean-niemann 🇺🇸 923 53 18 Apr 2025 187th sean-niemann 🇺🇸 923 60 29 Oct 2022 187th Lydxn 🇨🇦 923 60 30 Oct 2022 187th sisyphus-ppcg 🇦🇺 923 60 3 Nov 2022 187th primo-ppcg 🇹🇭 923 60 19 Nov 2022 187th clockworknazo 923 60 19 Nov 2022 187th Steffan153 🇫🇮 923 60 28 Jan 2023 187th xsot 🇸🇬 923 60 25 Jul 2023 187th DialFrost 🇸🇬 923 60 14 Sep 2023 195th andersk 🇺🇸 923 68 22 Oct 2022 196th JayXon 🇺🇸 922 55 9 Jul 2021 196th btnlq 922 55 28 Dec 2022 198th Steffan153 🇫🇮 920 56 13 Dec 2022 198th MeWhenI 🇻🇦 920 56 13 Dec 2022 198th Lydxn 🇨🇦 920 56 13 Dec 2022 198th ovs-code 🇩🇪 920 56 21 Apr 2024 198th DialFrost 🇸🇬 920 56 26 Dec 2024 198th sean-niemann 🇺🇸 920 56 20 Feb 2025 204th Lydxn 🇨🇦 920 59 14 Oct 2022 204th JayXon 🇺🇸 920 59 14 Oct 2022 204th MeWhenI 🇻🇦 920 59 17 Oct 2022 204th Steffan153 🇫🇮 920 59 9 Aug 2024 204th sean-niemann 🇺🇸 920 59 23 Dec 2024 209th Lydxn 🇨🇦 919 56 14 Jun 2022 210th alo-gin 918 32 19 Oct 2018 211th Steffan153 🇫🇮 916 42 14 May 2023 212th marcin7Cd 915 75 15 Feb 2021 212th primo-ppcg 🇹🇭 915 75 1 Mar 2021 212th kg583 🇺🇸 915 75 21 Oct 2024 212th CLOStrophobic 🇮🇹 915 75 14 Feb 2025 212th edsrzf 🇳🇿 915 75 11 Apr 2025 217th Lydxn 🇨🇦 913 61 14 Jun 2022 218th btnlq 913 80 11 Jun 2023 218th saito-ta 🇯🇵 913 80 11 Jun 2023 220th Natanaelel 🇸🇪 912 34 7 Oct 2021 220th Lydxn 🇨🇦 912 34 21 Feb 2023 222nd primo-ppcg 🇹🇭 912 50 3 Jul 2023 223rd lifthrasiir 🇰🇷 911 77 11 Dec 2024 223rd jared-hughes 911 77 15 Dec 2024 225th nwellnhof 🇩🇪 911 93 6 Jan 2021 Prev 151–225 of 2,943 Next