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Happy Numbers in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Tower of Hanoi 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Tower of Hanoi 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 159th Lydxn 🇨🇦 929 54 13ms 16 Nov 2021 159th GrayJoKing 🇦🇺 929 54 13ms 18 Nov 2021 159th btnlq 929 54 12ms 18 Nov 2021 159th annaproxy 929 54 12ms 5 Jan 2022 159th JayXon 🇺🇸 929 54 13ms 15 Feb 2022 159th Steffan153 🇫🇮 929 54 12ms 25 Sep 2022 159th IanUtley 929 54 13ms 17 Nov 2022 159th Yewzir 🇧🇪 929 54 13ms 11 Nov 2023 159th Betuaredead 929 54 13ms 12 Nov 2023 159th ovs-code 🇩🇪 929 54 13ms 30 Jun 2024 159th sean-niemann 🇺🇸 929 54 13ms 13 Apr 2025 159th DialFrost 🇸🇬 929 54 13ms 14 Apr 2025 159th snoozingnewt 🇨🇦 929 54 13ms 22 days ago 174th sean-niemann 🇺🇸 928 42 648ms 16 Sep 2025 175th lukegustafson 🇺🇸 928 46 127ms 2 Sep 2024 175th JayXon 🇺🇸 928 46 125ms 2 Sep 2024 177th Lydxn 🇨🇦 927 47 3ms 16 Jul 2023 178th Kacarott 🇦🇺 926 37 70ms 16 May 2024 179th MeWhenI 🇻🇦 926 43 4ms 22 Mar 2024 180th Babafaba 926 47 494ms 4 Nov 2025 181st Lydxn 🇨🇦 926 53 66ms 16 May 2022 181st GrayJoKing 🇦🇺 926 53 65ms 16 May 2022 181st Shanethegamer 🇺🇸 926 53 65ms 18 May 2022 181st Steffan153 🇫🇮 926 53 65ms 1 Oct 2022 181st JayXon 🇺🇸 926 53 66ms 20 Mar 2023 181st Yewzir 🇧🇪 926 53 66ms 9 Nov 2023 181st Betuaredead 926 53 68ms 13 Nov 2023 181st pardouin 🇫🇷 926 53 65ms 3 Sep 2024 181st sean-niemann 🇺🇸 926 53 65ms 18 Apr 2025 181st albanian-laundromat 926 53 69ms 8 Nov 2025 181st snoozingnewt 🇨🇦 926 53 65ms 24 days ago 192nd Frowny 924 51 9ms 3 Jul 2020 193rd sean-niemann 🇺🇸 924 60 2ms 29 Oct 2022 193rd Lydxn 🇨🇦 924 60 2ms 30 Oct 2022 193rd sisyphus-ppcg 🇦🇺 924 60 2ms 3 Nov 2022 193rd primo-ppcg 🇹🇭 924 60 4ms 19 Nov 2022 193rd clockworknazo 924 60 4ms 19 Nov 2022 193rd Steffan153 🇫🇮 924 60 2ms 28 Jan 2023 193rd xsot 🇸🇬 924 60 2ms 25 Jul 2023 193rd DialFrost 🇸🇬 924 60 4ms 14 Sep 2023 193rd fuzzylojik-golf 🇺🇸 924 60 4ms 15 Sep 2025 202nd andersk 🇺🇸 924 68 116ms 22 Oct 2022 203rd MeWhenI 🇻🇦 923 53 12ms 11 Nov 2021 203rd HPWiz 🇳🇿 923 53 54ms 18 Mar 2022 205th JayXon 🇺🇸 921 55 1ms 9 Jul 2021 205th btnlq 921 55 1ms 28 Dec 2022 207th Lydxn 🇨🇦 921 56 37ms 14 Jun 2022 208th Lydxn 🇨🇦 921 59 118ms 14 Oct 2022 208th JayXon 🇺🇸 921 59 109ms 14 Oct 2022 208th MeWhenI 🇻🇦 921 59 122ms 17 Oct 2022 208th Steffan153 🇫🇮 921 59 124ms 9 Aug 2024 208th sean-niemann 🇺🇸 921 59 118ms 23 Dec 2024 213th Steffan153 🇫🇮 920 56 72ms 13 Dec 2022 213th MeWhenI 🇻🇦 920 56 72ms 13 Dec 2022 213th Lydxn 🇨🇦 920 56 73ms 13 Dec 2022 213th ovs-code 🇩🇪 920 56 71ms 21 Apr 2024 213th DialFrost 🇸🇬 920 56 70ms 26 Dec 2024 213th sean-niemann 🇺🇸 920 56 70ms 20 Feb 2025 213th snoozingnewt 🇨🇦 920 56 89ms 3 Dec 2025 220th alo-gin 919 32 37ms 19 Oct 2018 221st Steffan153 🇫🇮 917 42 4ms 14 May 2023 222nd JayXon 🇺🇸 917 55 2ms 19 Nov 2025 223rd marcin7Cd 915 75 5ms 15 Feb 2021 223rd primo-ppcg 🇹🇭 915 75 5ms 1 Mar 2021 223rd kg583 🇺🇸 915 75 5ms 21 Oct 2024 223rd CLOStrophobic 🇮🇹 915 75 5ms 14 Feb 2025 223rd edsrzf 🇳🇿 915 75 5ms 11 Apr 2025 228th btnlq 915 80 1ms 11 Jun 2023 228th saito-ta 🇯🇵 915 80 1ms 11 Jun 2023 230th Natanaelel 🇸🇪 913 34 157ms 7 Oct 2021 230th Lydxn 🇨🇦 913 34 158ms 21 Feb 2023 232nd primo-ppcg 🇹🇭 913 50 5ms 3 Jul 2023 233rd Lydxn 🇨🇦 913 61 37ms 14 Jun 2022 234th nwellnhof 🇩🇪 913 93 281ms 6 Jan 2021 234th Steffan153 🇫🇮 913 93 263ms 9 Aug 2024 236th MeWhenI 🇻🇦 912 47 3,253ms 24 Oct 2024 237th JayXon 🇺🇸 912 68 460ms 28 Feb 2022 237th Lydxn 🇨🇦 912 68 452ms 28 Feb 2022 237th sean-niemann 🇺🇸 912 68 419ms 23 Dec 2024 240th lifthrasiir 🇰🇷 912 77 9ms 11 Dec 2024 First Prev 161–240 of 3,130 Next Last