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 751st HumanoidCPU 153 454 61ms 1 Nov 2024 751st dokutan 153 454 64ms 1 Nov 2024 751st CaedenHarper 🇨🇦 153 454 63ms 16 Aug 2025 754th Shanethegamer 🇺🇸 151 443 4ms 8 May 2025 755th HumanoidCPU 151 448 111ms 1 Nov 2024 755th Shanethegamer 🇺🇸 151 448 112ms 1 Nov 2024 755th MeWhenI 🇻🇦 151 448 95ms 2 Nov 2024 755th CaedenHarper 🇨🇦 151 448 101ms 16 Aug 2025 759th HumanoidCPU 150 445 4ms 1 Nov 2024 759th MeWhenI 🇻🇦 150 445 3ms 2 Nov 2024 759th fischfood 150 445 4ms 8 Nov 2024 759th CaedenHarper 🇨🇦 150 445 4ms 16 Aug 2025 763rd Unknownuserfrommars 150 557 2,822ms 10 Dec 2024 764th Maznek 149 364 8ms 8 Nov 2024 764th elisherer 🇮🇱 149 364 8ms 3 Nov 2025 766th HumanoidCPU 149 448 5ms 1 Nov 2024 766th Shanethegamer 🇺🇸 149 448 2ms 1 Nov 2024 766th koipondx86 149 448 2ms 1 Nov 2024 766th MeWhenI 🇻🇦 149 448 2ms 2 Nov 2024 766th CaedenHarper 🇨🇦 149 448 2ms 16 Aug 2025 771st KatieLG 🇬🇧 149 538 469ms 1 Nov 2024 772nd KatieLG 🇬🇧 149 563 902ms 1 Nov 2024 773rd HumanoidCPU 148 456 2ms 1 Nov 2024 773rd Shanethegamer 🇺🇸 148 456 1ms 1 Nov 2024 773rd CaedenHarper 🇨🇦 148 456 2ms 23 Jan 2025 776th HumanoidCPU 146 461 104ms 1 Nov 2024 776th KatieLG 🇬🇧 146 461 103ms 1 Nov 2024 776th Shanethegamer 🇺🇸 146 461 106ms 1 Nov 2024 776th dokutan 146 461 99ms 1 Nov 2024 776th MeWhenI 🇻🇦 146 461 104ms 2 Nov 2024 776th CaedenHarper 🇨🇦 146 461 103ms 24 Jan 2025 782nd KatieLG 🇬🇧 146 466 90ms 2 days ago 783rd KatieLG 🇬🇧 142 469 4ms 2 days ago 784th HumanoidCPU 141 446 68ms 1 Nov 2024 784th Shanethegamer 🇺🇸 141 446 69ms 1 Nov 2024 784th MeWhenI 🇻🇦 141 446 69ms 2 Nov 2024 784th CaedenHarper 🇨🇦 141 446 71ms 16 Aug 2025 788th emgordon154 139 602 1,636ms 12 Dec 2024 789th KatieLG 🇬🇧 138 505 622ms 2 days ago 790th HumanoidCPU 137 452 9ms 1 Nov 2024 790th GolfingSuccess 🇬🇷 137 452 9ms 1 Nov 2024 790th zbreit 🇺🇸 137 452 9ms 1 Nov 2024 790th Shanethegamer 🇺🇸 137 452 9ms 1 Nov 2024 790th madex 🇩🇪 137 452 9ms 1 Nov 2024 790th jtaxen 137 452 9ms 1 Nov 2024 790th Stockoh 🇫🇷 137 452 10ms 4 Nov 2024 790th evan18c 137 452 9ms 7 Nov 2024 790th roguh 🇬🇹 137 452 9ms 27 Nov 2024 790th mathisfun271 137 452 10ms 25 Jan 2025 790th moustave 137 452 9ms 9 Apr 2025 790th SectorCorruptor 137 452 9ms 24 Jul 2025 790th vgamula 🇺🇦 137 452 14ms 25 Jul 2025 790th Unknownuserfrommars 137 452 9ms 5 Aug 2025 790th JOrE20 🇺🇸 137 452 11ms 26 days ago 805th dokutan 136 273 2ms 13 Nov 2024 806th KasperKivimaeki 🇫🇮 136 457 10ms 15 Jul 2025 806th 051 🇸🇬 136 457 9ms 8 Oct 2025 808th HumanoidCPU 136 575 46ms 9 Mar 2025 809th Upload-and-View 🇺🇦 135 458 10ms 9 Aug 2025 810th KatieLG 🇬🇧 135 465 66ms 2 days ago 811th HumanoidCPU 134 452 373ms 1 Nov 2024 811th Shanethegamer 🇺🇸 134 452 387ms 1 Nov 2024 813th dokutan 133 473 1ms 1 Nov 2024 814th KatieLG 🇬🇧 133 475 2ms 1 Nov 2024 815th KatieLG 🇬🇧 132 487 1ms 2 days ago 816th KatieLG 🇬🇧 131 443 3ms 2 days ago 817th HumanoidCPU 131 444 3ms 1 Nov 2024 817th Shanethegamer 🇺🇸 131 444 3ms 1 Nov 2024 817th dokutan 131 444 3ms 1 Nov 2024 817th MeWhenI 🇻🇦 131 444 3ms 2 Nov 2024 817th CaedenHarper 🇨🇦 131 444 3ms 16 Aug 2025 822nd KatieLG 🇬🇧 130 515 2ms 8 Jan 2025 823rd KatieLG 🇬🇧 127 530 2ms 1 Nov 2024 824th sciencejiho 126 532 2ms 12 Feb 2025 825th MeWhenI 🇻🇦 124 515 1ms 2 Nov 2024 First Prev 751–825 of 971 Next Last