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 Rectangle Fill 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 721st HumanoidCPU 197 445 91ms 1 Nov 2024 721st KatieLG 🇬🇧 197 445 105ms 1 Nov 2024 721st Shanethegamer 🇺🇸 197 445 85ms 1 Nov 2024 721st dokutan 197 445 92ms 1 Nov 2024 721st MeWhenI 🇻🇦 197 445 90ms 2 Nov 2024 721st CaedenHarper 🇨🇦 197 445 95ms 16 Aug 2025 721st KatieLG-Transpiler 🇬🇧 197 445 85ms 9 Jan 2026 728th HumanoidCPU 197 448 4ms 1 Nov 2024 728th Shanethegamer 🇺🇸 197 448 4ms 1 Nov 2024 728th KatieLG 🇬🇧 197 448 4ms 1 Nov 2024 728th MeWhenI 🇻🇦 197 448 4ms 2 Nov 2024 728th CaedenHarper 🇨🇦 197 448 5ms 24 Jan 2025 728th Babafaba 197 448 5ms 29 Oct 2025 728th KatieLG-Transpiler 🇬🇧 197 448 5ms 9 Jan 2026 735th QeepQeep 196 2,960 2ms 10 Nov 2024 735th Short-C0de 🇺🇸 196 2,960 2ms 14 Nov 2024 737th TheZwierzLF 🇵🇱 189 314 1,967ms 18 Dec 2025 738th HumanoidCPU 189 449 39ms 1 Nov 2024 738th KatieLG 🇬🇧 189 449 39ms 1 Nov 2024 738th Shanethegamer 🇺🇸 189 449 40ms 1 Nov 2024 738th MeWhenI 🇻🇦 189 449 41ms 2 Nov 2024 738th CaedenHarper 🇨🇦 189 449 42ms 16 Aug 2025 738th gigaprofisi 🇺🇸 189 449 41ms 5 Nov 2025 744th CaedenHarper 🇨🇦 188 815 5ms 17 Aug 2025 745th Shanethegamer 🇺🇸 187 444 65ms 22 Nov 2024 746th HumanoidCPU 186 446 68ms 27 Jan 2025 747th KatieLG 🇬🇧 186 447 68ms 1 Nov 2024 747th MeWhenI 🇻🇦 186 447 62ms 2 Nov 2024 747th CaedenHarper 🇨🇦 186 447 65ms 25 Jan 2025 747th KatieLG-Transpiler 🇬🇧 186 447 61ms 9 Jan 2026 751st HumanoidCPU 184 519 111ms 1 Nov 2024 751st Shanethegamer 🇺🇸 184 519 110ms 1 Nov 2024 751st KatieLG 🇬🇧 184 519 117ms 1 Nov 2024 751st dokutan 184 519 108ms 1 Nov 2024 751st MeWhenI 🇻🇦 184 519 112ms 2 Nov 2024 751st CaedenHarper 🇨🇦 184 519 107ms 25 Jan 2025 751st KatieLG-Transpiler 🇬🇧 184 519 118ms 9 Jan 2026 758th KatieLG 🇬🇧 182 513 224ms 1 Nov 2024 758th KatieLG-Transpiler 🇬🇧 182 513 271ms 9 Jan 2026 760th HumanoidCPU 181 449 120ms 1 Nov 2024 760th KatieLG 🇬🇧 181 449 126ms 1 Nov 2024 760th Shanethegamer 🇺🇸 181 449 116ms 1 Nov 2024 760th MeWhenI 🇻🇦 181 449 125ms 2 Nov 2024 760th CaedenHarper 🇨🇦 181 449 124ms 16 Aug 2025 765th HumanoidCPU 179 460 107ms 1 Nov 2024 765th MeWhenI 🇻🇦 179 460 108ms 2 Nov 2024 765th klixel 🇨🇦 179 460 111ms 15 Nov 2024 765th Shanethegamer 🇺🇸 179 460 117ms 20 Feb 2025 765th CaedenHarper 🇨🇦 179 460 108ms 16 Aug 2025 770th HumanoidCPU 176 515 3ms 1 Nov 2024 771st Jacob385 175 873 5ms 1 Nov 2024 772nd JOrE20 174 436 41ms 2 Feb 2026 773rd Shanethegamer 🇺🇸 174 475 58ms 1 Nov 2024 773rd CaedenHarper 🇨🇦 174 475 53ms 23 Jan 2025 773rd HumanoidCPU 174 475 56ms 28 Nov 2025 776th Blendi-Goose 173 387 1ms 7 Oct 2025 777th MeWhenI 🇻🇦 173 455 39ms 2 Nov 2024 778th HumanoidCPU 172 441 39ms 1 Nov 2024 778th KatieLG 🇬🇧 172 441 44ms 1 Nov 2024 778th Shanethegamer 🇺🇸 172 441 39ms 1 Nov 2024 778th MeWhenI 🇻🇦 172 441 39ms 2 Nov 2024 778th CaedenHarper 🇨🇦 172 441 36ms 25 Jan 2025 783rd dokutan 170 392 117ms 29 Dec 2025 784th ocefra 170 393 93ms 25 Dec 2024 785th KatieLG-Transpiler 🇬🇧 170 445 39ms 9 Jan 2026 786th HumanoidCPU 170 470 522ms 8 Nov 2025 787th brimstonetrader 168 353 778ms 5 Nov 2024 788th HumanoidCPU 167 455 2ms 1 Nov 2024 788th KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 788th Shanethegamer 🇺🇸 167 455 2ms 1 Nov 2024 788th MeWhenI 🇻🇦 167 455 2ms 2 Nov 2024 788th CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 793rd Shanethegamer 🇺🇸 167 471 467ms 1 Nov 2024 794th KatieLG 🇬🇧 167 472 42ms 1 Nov 2024 794th MeWhenI 🇻🇦 167 472 494ms 2 Nov 2024 794th CaedenHarper 🇨🇦 167 472 448ms 24 Jan 2025 797th CLOStrophobic 🇮🇹 166 356 4,507ms 9 Feb 2025 798th KatieLG-Transpiler 🇬🇧 166 459 2ms 9 Jan 2026 799th HumanoidCPU 166 473 464ms 1 Nov 2024 800th HumanoidCPU 165 441 3ms 1 Nov 2024 First Prev 721–800 of 1,092 Next Last