Kaprekar Numbers in all languages in chars. 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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 151st m-tkach 🇺🇦 846 123 1 May 2025 152nd stefangimmillaro 845 90 1 Nov 2024 152nd tomtheisen 🇺🇸 845 90 19 Feb 2025 154th MostParsingVex 845 235 27 Dec 2024 155th ovs-code 🇩🇪 844 59 3 Nov 2024 156th MeWhenI 🇻🇦 844 62 2 Nov 2024 157th jared-hughes 843 330 23 Dec 2024 158th rucin93 🇵🇱 841 75 13 Nov 2024 159th bizy-coder 841 87 1 Nov 2024 160th inventshah 839 80 2 Nov 2024 161st Kacarott 🇦🇺 837 99 4 Nov 2024 162nd namelessiw 836 91 14 Nov 2024 163rd acotis 835 98 18 Jun 2025 164th stefangimmillaro 833 136 1 Nov 2024 165th ovs-code 🇩🇪 832 77 4 Nov 2024 166th error256 831 63 1 Nov 2024 167th DialFrost 🇸🇬 831 102 19 Feb 2025 168th JohandeRuiter 🇳🇱 829 81 21 Nov 2024 169th stefangimmillaro 826 99 1 Nov 2024 170th jatloe 825 75 4 Nov 2024 171st stefangimmillaro 824 66 5 Nov 2024 172nd DialFrost 🇸🇬 821 78 13 Nov 2024 173rd emgordon154 820 122 17 Jan 2025 174th error256 819 66 1 Nov 2024 175th sean-niemann 🇺🇸 819 77 17 Dec 2024 176th snyderek 🇺🇸 819 102 9 Nov 2024 177th rucin93 🇵🇱 818 93 9 Dec 2024 177th SirBogman 🇺🇸 818 93 24 Jun 2025 179th DialFrost 🇸🇬 818 100 12 Nov 2024 180th DialFrost 🇸🇬 817 62 13 Nov 2024 181st pardouin 🇫🇷 816 92 2 Nov 2024 182nd saito-ta 🇯🇵 816 197 19 Nov 2024 183rd rucin93 🇵🇱 815 82 6 Nov 2024 183rd DialFrost 🇸🇬 815 82 7 Nov 2024 183rd sean-niemann 🇺🇸 815 82 19 Nov 2024 186th kg583 🇺🇸 814 76 5 Nov 2024 186th anter69 🇭🇺 814 76 14 Jul 2025 188th ovs-code 🇩🇪 812 67 1 Nov 2024 188th anter69 🇭🇺 812 67 3 Feb 2025 190th error256 811 103 1 Nov 2024 191st ovs-code 🇩🇪 810 101 21 Apr 2025 192nd ovs-code 🇩🇪 810 163 29 Mar 2025 193rd sean-niemann 🇺🇸 809 94 8 Jul 2025 194th stefangimmillaro 808 84 1 Nov 2024 195th IanUtley 807 130 20 Nov 2024 196th emgordon154 806 160 5 Nov 2024 197th kg583 🇺🇸 804 75 5 Nov 2024 198th nwellnhof 🇩🇪 804 77 1 Nov 2024 199th MeWhenI 🇻🇦 803 104 2 Nov 2024 200th KasperKivimaeki 🇫🇮 799 84 8 Apr 2025 201st CaedenHarper 🇨🇦 794 126 19 Dec 2024 202nd anter69 🇭🇺 793 66 14 Jul 2025 203rd error256 792 64 11 May 2025 204th error256 790 85 1 Nov 2024 205th Herbert00709 🇵🇱 788 106 15 Jun 2025 206th elgan65536 788 127 3 Nov 2024 207th SirBogman 🇺🇸 787 100 4 Nov 2024 208th elgan65536 786 144 2 Nov 2024 209th tayloia 🇬🇧 784 69 1 Nov 2024 210th error256 781 145 12 Jul 2025 211th lifthrasiir 🇰🇷 781 356 11 Dec 2024 212th DialFrost 🇸🇬 776 86 6 Nov 2024 213th h3ra993huskp 🇯🇵 775 146 8 Dec 2024 214th canissimia 🇦🇶 774 80 1 Nov 2024 214th 4atj 774 80 19 Apr 2025 216th emgordon154 771 95 11 hours ago 217th emgordon154 770 104 12 Dec 2024 218th GrayJoKing 🇦🇺 766 71 12 Apr 2025 219th ovs-code 🇩🇪 765 154 5 Jul 2025 220th Herbert00709 🇵🇱 763 88 12 Nov 2024 220th MeWhenI 🇻🇦 763 88 29 Apr 2025 222nd helbling 🇨🇭 762 71 1 Nov 2024 223rd ovs-code 🇩🇪 755 82 8 Nov 2024 224th emgordon154 751 176 29 May 2025 225th ndren 746 83 4 Jul 2025 Prev 151–225 of 895 Next