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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 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 719th Shanethegamer 🇺🇸 197 445 85ms 1 Nov 2024 719th dokutan 197 445 92ms 1 Nov 2024 719th MeWhenI 🇻🇦 197 445 90ms 2 Nov 2024 719th CaedenHarper 🇨🇦 197 445 95ms 16 Aug 2025 719th KatieLG-Transpiler 🇬🇧 197 445 85ms 9 Jan 2026 726th HumanoidCPU 197 448 4ms 1 Nov 2024 726th Shanethegamer 🇺🇸 197 448 4ms 1 Nov 2024 726th KatieLG 🇬🇧 197 448 4ms 1 Nov 2024 726th MeWhenI 🇻🇦 197 448 4ms 2 Nov 2024 726th CaedenHarper 🇨🇦 197 448 5ms 24 Jan 2025 726th Babafaba 197 448 5ms 29 Oct 2025 726th KatieLG-Transpiler 🇬🇧 197 448 5ms 9 Jan 2026 733rd QeepQeep 196 2,960 2ms 10 Nov 2024 733rd Short-C0de 🇺🇸 196 2,960 2ms 14 Nov 2024 735th TheZwierzLF 🇵🇱 189 314 1,967ms 18 Dec 2025 736th HumanoidCPU 189 449 39ms 1 Nov 2024 736th KatieLG 🇬🇧 189 449 39ms 1 Nov 2024 736th Shanethegamer 🇺🇸 189 449 40ms 1 Nov 2024 736th MeWhenI 🇻🇦 189 449 41ms 2 Nov 2024 736th CaedenHarper 🇨🇦 189 449 42ms 16 Aug 2025 736th gigaprofisi 🇺🇸 189 449 41ms 5 Nov 2025 742nd CaedenHarper 🇨🇦 188 815 5ms 17 Aug 2025 743rd Shanethegamer 🇺🇸 187 444 65ms 22 Nov 2024 744th HumanoidCPU 186 446 68ms 27 Jan 2025 745th KatieLG 🇬🇧 186 447 68ms 1 Nov 2024 745th MeWhenI 🇻🇦 186 447 62ms 2 Nov 2024 745th CaedenHarper 🇨🇦 186 447 65ms 25 Jan 2025 745th KatieLG-Transpiler 🇬🇧 186 447 61ms 9 Jan 2026 749th HumanoidCPU 184 519 111ms 1 Nov 2024 749th Shanethegamer 🇺🇸 184 519 110ms 1 Nov 2024 749th KatieLG 🇬🇧 184 519 117ms 1 Nov 2024 749th dokutan 184 519 108ms 1 Nov 2024 749th MeWhenI 🇻🇦 184 519 112ms 2 Nov 2024 749th CaedenHarper 🇨🇦 184 519 107ms 25 Jan 2025 749th KatieLG-Transpiler 🇬🇧 184 519 118ms 9 Jan 2026 756th KatieLG 🇬🇧 182 513 248ms 1 Nov 2024 756th KatieLG-Transpiler 🇬🇧 182 513 201ms 9 Jan 2026 758th HumanoidCPU 181 449 120ms 1 Nov 2024 758th KatieLG 🇬🇧 181 449 126ms 1 Nov 2024 758th Shanethegamer 🇺🇸 181 449 116ms 1 Nov 2024 758th MeWhenI 🇻🇦 181 449 125ms 2 Nov 2024 758th CaedenHarper 🇨🇦 181 449 124ms 16 Aug 2025 763rd HumanoidCPU 179 460 107ms 1 Nov 2024 763rd MeWhenI 🇻🇦 179 460 108ms 2 Nov 2024 763rd klixel 🇨🇦 179 460 111ms 15 Nov 2024 763rd Shanethegamer 🇺🇸 179 460 117ms 20 Feb 2025 763rd CaedenHarper 🇨🇦 179 460 108ms 16 Aug 2025 768th HumanoidCPU 176 515 3ms 1 Nov 2024 769th Jacob385 175 873 4ms 1 Nov 2024 770th JOrE20 174 436 41ms 2 Feb 2026 771st Shanethegamer 🇺🇸 174 475 58ms 1 Nov 2024 771st CaedenHarper 🇨🇦 174 475 70ms 23 Jan 2025 771st HumanoidCPU 174 475 56ms 28 Nov 2025 774th Blendi-Goose 173 387 1ms 7 Oct 2025 775th MeWhenI 🇻🇦 173 455 39ms 2 Nov 2024 776th HumanoidCPU 172 441 39ms 1 Nov 2024 776th KatieLG 🇬🇧 172 441 44ms 1 Nov 2024 776th Shanethegamer 🇺🇸 172 441 39ms 1 Nov 2024 776th MeWhenI 🇻🇦 172 441 39ms 2 Nov 2024 776th CaedenHarper 🇨🇦 172 441 36ms 25 Jan 2025 781st dokutan 170 392 117ms 29 Dec 2025 782nd ocefra 170 393 98ms 25 Dec 2024 783rd KatieLG-Transpiler 🇬🇧 170 445 39ms 9 Jan 2026 784th HumanoidCPU 170 470 522ms 8 Nov 2025 785th brimstonetrader 168 353 778ms 5 Nov 2024 786th HumanoidCPU 167 455 2ms 1 Nov 2024 786th KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 786th Shanethegamer 🇺🇸 167 455 2ms 1 Nov 2024 786th MeWhenI 🇻🇦 167 455 2ms 2 Nov 2024 786th CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 791st Shanethegamer 🇺🇸 167 471 467ms 1 Nov 2024 792nd KatieLG 🇬🇧 167 472 42ms 1 Nov 2024 792nd MeWhenI 🇻🇦 167 472 494ms 2 Nov 2024 792nd CaedenHarper 🇨🇦 167 472 448ms 24 Jan 2025 795th CLOStrophobic 🇮🇹 166 356 4,507ms 9 Feb 2025 796th KatieLG-Transpiler 🇬🇧 166 459 2ms 9 Jan 2026 797th HumanoidCPU 166 473 464ms 1 Nov 2024 798th HumanoidCPU 165 441 3ms 1 Nov 2024 798th KatieLG 🇬🇧 165 441 3ms 1 Nov 2024 798th Shanethegamer 🇺🇸 165 441 3ms 1 Nov 2024 First Prev 721–800 of 1,091 Next Last