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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth 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 ovs-code 🇩🇪 844 59 3 Nov 2024 155th MeWhenI 🇻🇦 844 62 2 Nov 2024 156th jared-hughes 843 330 23 Dec 2024 157th rucin93 🇵🇱 841 75 13 Nov 2024 158th bizy-coder 841 87 1 Nov 2024 159th inventshah 840 80 2 Nov 2024 160th Kacarott 🇦🇺 837 99 4 Nov 2024 161st namelessiw 836 91 14 Nov 2024 162nd acotis 835 98 18 Jun 2025 163rd ovs-code 🇩🇪 832 77 4 Nov 2024 164th error256 831 63 1 Nov 2024 165th DialFrost 🇸🇬 831 102 19 Feb 2025 166th JohandeRuiter 🇳🇱 829 81 21 Nov 2024 167th stefangimmillaro 826 99 1 Nov 2024 168th jatloe 825 75 4 Nov 2024 169th stefangimmillaro 824 66 5 Nov 2024 170th emgordon154 823 122 17 Jan 2025 171st DialFrost 🇸🇬 821 78 13 Nov 2024 172nd error256 819 66 1 Nov 2024 173rd sean-niemann 🇺🇸 819 77 17 Dec 2024 174th snyderek 🇺🇸 819 102 9 Nov 2024 175th rucin93 🇵🇱 818 93 9 Dec 2024 175th SirBogman 🇺🇸 818 93 24 Jun 2025 177th DialFrost 🇸🇬 818 100 12 Nov 2024 178th DialFrost 🇸🇬 817 62 13 Nov 2024 179th pardouin 🇫🇷 816 92 2 Nov 2024 180th saito-ta 🇯🇵 816 197 19 Nov 2024 181st kg583 🇺🇸 815 76 5 Nov 2024 181st anter69 🇭🇺 815 76 14 Jul 2025 183rd rucin93 🇵🇱 815 82 6 Nov 2024 183rd DialFrost 🇸🇬 815 82 7 Nov 2024 183rd sean-niemann 🇺🇸 815 82 19 Nov 2024 186th ovs-code 🇩🇪 812 67 1 Nov 2024 186th anter69 🇭🇺 812 67 3 Feb 2025 188th error256 811 103 1 Nov 2024 189th ovs-code 🇩🇪 810 101 21 Apr 2025 190th ovs-code 🇩🇪 810 163 29 Mar 2025 191st sean-niemann 🇺🇸 809 94 8 Jul 2025 192nd kkoenig 809 124 17 days ago 193rd stefangimmillaro 808 84 1 Nov 2024 194th IanUtley 807 130 20 Nov 2024 195th kg583 🇺🇸 805 75 5 Nov 2024 196th nwellnhof 🇩🇪 804 77 1 Nov 2024 197th MeWhenI 🇻🇦 803 104 2 Nov 2024 198th KasperKivimaeki 🇫🇮 800 84 8 Apr 2025 199th emgordon154 798 172 8 days ago 200th CaedenHarper 🇨🇦 797 126 19 Dec 2024 200th jerrandolph 797 126 3 days ago 202nd anter69 🇭🇺 793 66 14 Jul 2025 203rd error256 792 64 11 May 2025 204th error256 790 85 1 Nov 2024 205th elgan65536 790 127 3 Nov 2024 206th Herbert00709 🇵🇱 788 106 15 Jun 2025 207th SirBogman 🇺🇸 787 100 4 Nov 2024 208th tayloia 🇬🇧 784 69 1 Nov 2024 209th lifthrasiir 🇰🇷 781 356 11 Dec 2024 210th DialFrost 🇸🇬 776 86 6 Nov 2024 211th canissimia 🇦🇶 774 80 1 Nov 2024 211th 4atj 774 80 19 Apr 2025 213th emgordon154 771 95 26 Aug 2025 214th emgordon154 770 104 12 Dec 2024 215th GrayJoKing 🇦🇺 766 71 12 Apr 2025 216th ovs-code 🇩🇪 765 154 5 Jul 2025 217th Herbert00709 🇵🇱 763 88 12 Nov 2024 217th MeWhenI 🇻🇦 763 88 29 Apr 2025 219th helbling 🇨🇭 762 71 1 Nov 2024 220th ovs-code 🇩🇪 755 82 8 Nov 2024 221st edsrzf 🇳🇿 755 133 3 days ago 222nd error256 753 108 20 mins ago 223rd emgordon154 751 176 29 May 2025 224th lynn 747 90 9 Jan 2025 225th ndren 746 83 4 Jul 2025 Prev 151–225 of 916 Next