Happy Numbers in Rust 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 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 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 1st Lydxn 🇨🇦 1,000 67 136ms 13 Jan 2022 1st JayXon 🇺🇸 1,000 67 169ms 14 Jan 2022 3rd andersk 🇺🇸 985 68 130ms 22 Oct 2022 4th primo-ppcg 🇹🇭 971 69 164ms 14 Jan 2022 4th Steffan153 🇫🇮 971 69 189ms 25 Apr 2023 6th stefangimmillaro 882 76 161ms 4 Oct 2023 7th elgan65536 788 85 133ms 22 Sep 2023 8th prplz 🇦🇺 779 86 154ms 30 Apr 2022 8th pardouin 🇫🇷 779 86 129ms 24 Aug 2024 10th lynn 770 87 186ms 7 Jul 2024 10th emgordon154 770 87 127ms 18 Feb 2025 10th edsrzf 🇳🇿 770 87 155ms 4 Mar 2025 10th DialFrost 🇸🇬 770 87 141ms 4 Apr 2025 10th acotis 770 87 277ms 15 Apr 2025 10th ovs-code 🇩🇪 770 87 142ms 20 Apr 2025 10th sean-niemann 🇺🇸 770 87 152ms 6 Jun 2025 10th kumavale 770 87 151ms 17 Aug 2025 18th jared-hughes 761 88 154ms 10 Nov 2022 18th kgodara 761 88 166ms 11 Mar 2023 18th snoozingnewt 🇨🇦 761 88 160ms 12 days ago 21st JunkIce 744 90 138ms 23 Feb 2025 21st dokutan 744 90 135ms 23 Jul 2025 23rd btjones0 609 110 137ms 29 Dec 2020 24th GrayJoKing 🇦🇺 604 111 151ms 24 Mar 2021 25th The3gs 583 115 143ms 29 Nov 2024 25th Natanaelel 🇸🇪 583 115 144ms 23 Jul 2025 27th timvermeulen 578 116 140ms 6 Jan 2020 28th mousetail 🇳🇱 568 118 214ms 15 Jan 2024 29th Shanethegamer 🇺🇸 563 119 203ms 13 Jan 2022 29th MeWhenI 🇻🇦 563 119 160ms 9 May 2023 29th Yewzir 🇧🇪 563 119 150ms 14 Jan 2024 32nd Mabeloid 🇳🇴 554 121 141ms 31 Oct 2025 32nd CaedenHarper 🇨🇦 554 121 146ms 9 days ago 34th gbxdl 549 122 185ms 14 Jun 2022 35th Re-Adventures 🇮🇳 545 123 165ms 27 Aug 2022 36th ian-h-chamberlain 🇺🇸 532 126 123ms 6 days ago 37th jiaminglimjm 🇲🇾 528 127 118ms 3 Jan 2021 37th scpchicken 🇵🇼 528 127 165ms 17 May 2022 37th klixel 🇨🇦 528 127 169ms 5 Dec 2022 37th retrohun 528 127 116ms 27 Dec 2022 37th HumanoidCPU 528 127 133ms 3 May 2024 42nd levinwinter 523 128 117ms 18 days ago 43rd msbranicky 519 129 130ms 9 Sep 2023 43rd webmiche 519 129 128ms 3 Nov 2025 45th minno726 511 131 132ms 4 Jan 2020 46th jaxmattfair 🇺🇸 504 133 161ms 4 Jun 2025 46th Laellekoenig 504 133 148ms 3 Nov 2025 48th pogwolfe 500 134 149ms 4 Jun 2025 49th JGDoerrer 482 139 133ms 5 Feb 2022 50th Aloso 465 144 221ms 4 Jan 2020 50th Pale-Vessel 465 144 328ms 23 Sep 2025 52nd KatieLG 🇬🇧 447 150 176ms 11 days ago 53rd wiebecommajonas 424 158 160ms 30 Nov 2022 54th mokymok 🇺🇸 419 160 167ms 8 Nov 2021 54th zt14427 419 160 144ms 4 Mar 2023 56th KatieLG-Transpiler 🇬🇧 416 161 119ms 24 Jun 2022 57th snakehand 305 220 273ms 4 Jan 2020 58th Eugen-str 257 261 250ms 31 Oct 2023 59th anna099 225 298 246ms 15 Aug 2021 60th antonymerle 211 317 207ms 19 May 2020 61st dijs 159 422 162ms 24 Jun 2021 62nd neeldug 119 561 149ms 29 Jul 2020 1–62 of 62
