Kaprekar Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Calendar Connect Four 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 Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 Calendar Connect Four 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 Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 751st Upload-and-View 🇺🇦 149 458 10ms 9 Aug 2025 752nd KatieLG 🇬🇧 149 538 469ms 1 Nov 2024 753rd HumanoidCPU 148 456 2ms 1 Nov 2024 753rd dokutan 148 456 2ms 1 Nov 2024 753rd Shanethegamer 🇺🇸 148 456 1ms 1 Nov 2024 753rd CaedenHarper 🇨🇦 148 456 2ms 23 Jan 2025 757th KatieLG 🇬🇧 148 563 988ms 1 Nov 2024 758th HumanoidCPU 147 461 111ms 1 Nov 2024 758th KatieLG 🇬🇧 147 461 109ms 1 Nov 2024 758th Shanethegamer 🇺🇸 147 461 103ms 1 Nov 2024 758th dokutan 147 461 119ms 1 Nov 2024 758th MeWhenI 🇻🇦 147 461 116ms 2 Nov 2024 758th CaedenHarper 🇨🇦 147 461 115ms 24 Jan 2025 764th JunkIce 144 449 1,592ms 3 Dec 2024 765th HumanoidCPU 143 452 373ms 1 Nov 2024 765th Shanethegamer 🇺🇸 143 452 387ms 1 Nov 2024 767th HumanoidCPU 141 446 68ms 1 Nov 2024 767th Shanethegamer 🇺🇸 141 446 70ms 1 Nov 2024 767th MeWhenI 🇻🇦 141 446 73ms 2 Nov 2024 767th snoozingnewt 🇺🇸 141 446 69ms 3 Nov 2024 767th CaedenHarper 🇨🇦 141 446 80ms 16 Aug 2025 772nd dokutan 139 452 70ms 1 Nov 2024 773rd emgordon154 139 602 1,830ms 12 Dec 2024 774th HumanoidCPU 136 575 46ms 9 Mar 2025 775th KatieLG 🇬🇧 135 516 73ms 1 Nov 2024 776th dokutan 133 473 1ms 1 Nov 2024 777th KatieLG 🇬🇧 133 475 2ms 1 Nov 2024 778th dokutan 133 483 2ms 21 Jun 2025 779th dokutan 133 591 56ms 1 Nov 2024 780th KatieLG 🇬🇧 132 515 100ms 1 Nov 2024 781st HumanoidCPU 131 444 3ms 1 Nov 2024 781st KatieLG 🇬🇧 131 444 3ms 1 Nov 2024 781st Shanethegamer 🇺🇸 131 444 3ms 1 Nov 2024 781st dokutan 131 444 3ms 1 Nov 2024 781st MeWhenI 🇻🇦 131 444 3ms 2 Nov 2024 781st CaedenHarper 🇨🇦 131 444 3ms 16 Aug 2025 787th KatieLG 🇬🇧 130 512 4ms 1 Nov 2024 788th KatieLG 🇬🇧 130 515 2ms 8 Jan 2025 789th HumanoidCPU 130 799 28ms 1 Nov 2024 790th KatieLG 🇬🇧 127 530 2ms 1 Nov 2024 791st dokutan 126 439 35ms 21 Apr 2025 791st olleicua 🇺🇸 126 439 36ms 12 Jun 2025 793rd sciencejiho 126 532 2ms 12 Feb 2025 794th HumanoidCPU 125 513 2ms 1 Nov 2024 794th Shanethegamer 🇺🇸 125 513 2ms 1 Nov 2024 794th CaedenHarper 🇨🇦 125 513 1ms 23 Jan 2025 797th HumanoidCPU 124 445 33ms 1 Nov 2024 797th Shanethegamer 🇺🇸 124 445 36ms 1 Nov 2024 797th CaedenHarper 🇨🇦 124 445 34ms 16 Aug 2025 800th KatieLG 🇬🇧 124 515 4ms 1 Nov 2024 800th MeWhenI 🇻🇦 124 515 1ms 2 Nov 2024 802nd KatieLG 🇬🇧 122 517 66ms 1 Nov 2024 803rd HumanoidCPU 122 518 2ms 1 Nov 2024 803rd Shanethegamer 🇺🇸 122 518 2ms 1 Nov 2024 803rd MeWhenI 🇻🇦 122 518 2ms 2 Nov 2024 803rd CaedenHarper 🇨🇦 122 518 2ms 22 Jan 2025 807th HumanoidCPU 121 446 9ms 1 Nov 2024 807th dokutan 121 446 10ms 1 Nov 2024 807th KatieLG 🇬🇧 121 446 11ms 1 Nov 2024 807th MeWhenI 🇻🇦 121 446 11ms 2 Nov 2024 807th zakariamouhid 121 446 9ms 17 Nov 2024 807th Salutations45 121 446 10ms 22 Nov 2024 807th gigaprofisi 🇺🇸 121 446 9ms 20 Jun 2025 807th didion0 🇺🇸 121 446 9ms 26 Aug 2025 807th olleicua 🇺🇸 121 446 9ms 10 Sep 2025 816th iczelia 🇩🇪 121 447 9ms 10 days ago 817th Quadruplay 121 448 9ms 12 Jul 2025 818th dokutan 121 453 121ms 1 Nov 2024 818th Shanethegamer 🇺🇸 121 453 130ms 1 Nov 2024 818th KatieLG 🇬🇧 121 453 132ms 1 Nov 2024 818th MeWhenI 🇻🇦 121 453 142ms 2 Nov 2024 818th CaedenHarper 🇨🇦 121 453 126ms 24 Jan 2025 823rd HumanoidCPU 117 446 1,005ms 1 Nov 2024 823rd Shanethegamer 🇺🇸 117 446 998ms 1 Nov 2024 823rd dokutan 117 446 967ms 1 Nov 2024 First Prev 751–825 of 947 Next Last