Kaprekar 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 NFA Simulator 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 NFA Simulator 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 676th Shanethegamer 🇺🇸 187 444 69ms 22 Nov 2024 677th HumanoidCPU 186 446 72ms 27 Jan 2025 678th CaedenHarper 🇨🇦 186 815 4ms 17 Aug 2025 679th KatieLG 🇬🇧 185 447 61ms 1 Nov 2024 679th MeWhenI 🇻🇦 185 447 69ms 2 Nov 2024 679th CaedenHarper 🇨🇦 185 447 71ms 25 Jan 2025 682nd KatieLG 🇬🇧 182 513 202ms 1 Nov 2024 683rd HumanoidCPU 182 515 3ms 1 Nov 2024 684th HumanoidCPU 181 449 116ms 1 Nov 2024 684th KatieLG 🇬🇧 181 449 114ms 1 Nov 2024 684th Shanethegamer 🇺🇸 181 449 120ms 1 Nov 2024 684th MeWhenI 🇻🇦 181 449 119ms 2 Nov 2024 684th CaedenHarper 🇨🇦 181 449 114ms 16 Aug 2025 689th HumanoidCPU 178 460 107ms 1 Nov 2024 689th MeWhenI 🇻🇦 178 460 110ms 2 Nov 2024 689th klixel 🇨🇦 178 460 110ms 15 Nov 2024 689th Shanethegamer 🇺🇸 178 460 106ms 20 Feb 2025 689th CaedenHarper 🇨🇦 178 460 108ms 16 Aug 2025 694th Shanethegamer 🇺🇸 176 475 50ms 1 Nov 2024 694th CaedenHarper 🇨🇦 176 475 49ms 23 Jan 2025 694th HumanoidCPU 176 475 45ms 4 days ago 697th brimstonetrader 175 353 805ms 5 Nov 2024 698th CLOStrophobic 🇮🇹 174 356 4,303ms 9 Feb 2025 699th Jacob385 174 873 4ms 1 Nov 2024 700th CommandLeo 🇮🇹 173 359 9ms 8 Oct 2025 701st Blendi-Goose 173 387 2ms 7 Oct 2025 702nd MeWhenI 🇻🇦 173 455 51ms 2 Nov 2024 703rd HumanoidCPU 172 470 330ms 24 days ago 704th HumanoidCPU 171 441 40ms 1 Nov 2024 704th KatieLG 🇬🇧 171 441 43ms 1 Nov 2024 704th Shanethegamer 🇺🇸 171 441 41ms 1 Nov 2024 704th MeWhenI 🇻🇦 171 441 35ms 2 Nov 2024 704th CaedenHarper 🇨🇦 171 441 40ms 25 Jan 2025 709th ocefra 170 393 92ms 25 Dec 2024 710th Shanethegamer 🇺🇸 170 471 455ms 1 Nov 2024 711th MeWhenI 🇻🇦 170 472 435ms 2 Nov 2024 711th CaedenHarper 🇨🇦 170 472 477ms 24 Jan 2025 711th dokutan 170 472 390ms 25 days ago 714th KatieLG 🇬🇧 170 483 160ms 2 days ago 715th HumanoidCPU 169 473 435ms 1 Nov 2024 716th HumanoidCPU 167 455 3ms 1 Nov 2024 716th KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 716th Shanethegamer 🇺🇸 167 455 3ms 1 Nov 2024 716th MeWhenI 🇻🇦 167 455 3ms 2 Nov 2024 716th CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 721st KatieLG 🇬🇧 167 472 46ms 1 Nov 2024 722nd Shanethegamer 🇺🇸 166 450 598ms 16 Apr 2025 722nd KatieLG 🇬🇧 166 450 602ms 20 Apr 2025 722nd HumanoidCPU 166 450 601ms 18 Aug 2025 722nd MeWhenI 🇻🇦 166 450 598ms 15 Sep 2025 726th HumanoidCPU 166 458 335ms 1 Nov 2024 726th Shanethegamer 🇺🇸 166 458 394ms 1 Nov 2024 726th KatieLG 🇬🇧 166 458 317ms 1 Nov 2024 726th dokutan 166 458 393ms 1 Nov 2024 730th KatieLG 🇬🇧 166 487 329ms 24 Sep 2025 731st HumanoidCPU 165 441 4ms 1 Nov 2024 731st KatieLG 🇬🇧 165 441 3ms 1 Nov 2024 731st Shanethegamer 🇺🇸 165 441 5ms 1 Nov 2024 731st MeWhenI 🇻🇦 165 441 4ms 2 Nov 2024 731st CaedenHarper 🇨🇦 165 441 4ms 31 Jan 2025 736th KatieLG 🇬🇧 165 445 2,579ms 1 Nov 2024 736th MeWhenI 🇻🇦 165 445 2,622ms 2 Nov 2024 736th CaedenHarper 🇨🇦 165 445 2,585ms 1 Feb 2025 739th HumanoidCPU 162 452 2,620ms 1 Nov 2024 739th Shanethegamer 🇺🇸 162 452 2,610ms 1 Nov 2024 739th Chinay-Domitrix 🇺🇸 162 452 2,586ms 9 Apr 2025 742nd HumanoidCPU 158 657 29ms 27 days ago 743rd CaedenHarper 🇨🇦 158 659 29ms 16 Aug 2025 744th adamnielson42 🇺🇸 157 395 4,355ms 3 Dec 2024 745th KatieLG 🇬🇧 157 661 27ms 1 Nov 2024 746th Kokusui 🇯🇵 154 434 4ms 19 Nov 2024 747th snoozingnewt 🇺🇸 154 476 2,979ms 27 Sep 2025 748th MeWhenI 🇻🇦 154 509 43ms 2 Nov 2024 748th CaedenHarper 🇨🇦 154 509 56ms 22 Jan 2025 750th KatieLG 🇬🇧 154 510 38ms 1 Nov 2024 First Prev 676–750 of 971 Next Last