The Calendar hole will go live in approximately 9 days. Why not try and solve it ahead of time?
Divisors in Go 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 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input 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 ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input 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 1st JayXon 🇺🇸 1,000 104 271ms 26 Feb 2021 1st nwellnhof 🇩🇪 1,000 104 267ms 22 Dec 2021 1st Lydxn 🇨🇦 1,000 104 271ms 11 Jul 2023 4th emplv 🇱🇻 990 105 238ms 29 Nov 2023 4th kkoenig 990 105 263ms 1 Jan 2024 6th primo-ppcg 🇹🇭 981 106 268ms 21 Apr 2020 7th stefangimmillaro 972 107 274ms 21 Oct 2023 7th fuzzylojik-golf 🇺🇸 972 107 254ms 3 Aug 2025 9th bendiscz 963 108 266ms 20 Apr 2020 9th 0xjac 🇨🇭 963 108 274ms 26 Apr 2020 9th Steffan153 🇫🇮 963 108 264ms 17 Dec 2022 9th MeWhenI 🇻🇦 963 108 269ms 9 Feb 2023 9th ovs-code 🇩🇪 963 108 261ms 6 Oct 2023 9th Yewzir 🇧🇪 963 108 263ms 28 Oct 2023 9th sean-niemann 🇺🇸 963 108 270ms 25 May 2024 9th CaedenHarper 🇨🇦 963 108 327ms 5 Nov 2025 9th albanian-laundromat 963 108 315ms 103 mins ago 18th GrayJoKing 🇦🇺 954 109 265ms 12 Mar 2022 18th Shanethegamer 🇺🇸 954 109 270ms 28 Nov 2023 18th dbut2 🇦🇺 954 109 286ms 16 Jul 2024 21st lukechampine 945 110 278ms 16 Apr 2020 21st tflyons 945 110 274ms 17 Apr 2020 21st MahlerFive 🇨🇦 945 110 268ms 19 Apr 2020 21st b97tsk 945 110 265ms 26 Apr 2020 21st prplz 🇦🇺 945 110 271ms 1 Jul 2020 21st dpatterbee 945 110 262ms 20 Aug 2020 21st magnickolas 945 110 272ms 2 Sep 2020 21st janbehrens 🇩🇪 945 110 271ms 12 Jun 2021 21st cure-honey 🇯🇵 945 110 259ms 1 Jul 2021 21st j-Ewan 945 110 273ms 10 Mar 2022 21st harshit54 945 110 273ms 6 Jan 2024 21st elgan65536 945 110 273ms 15 Apr 2024 21st edsrzf 🇳🇿 945 110 271ms 22 Nov 2024 21st emgordon154 945 110 260ms 17 Jan 2025 21st snoozingnewt 🇨🇦 945 110 256ms 30 Sep 2025 21st Lv0Sys 🇵🇱 945 110 283ms 22 days ago 37th jamesallured 937 111 254ms 18 Apr 2020 37th yzzyx 937 111 272ms 19 Apr 2020 37th stuarthighley 937 111 275ms 22 Apr 2020 37th JRaspass 🇬🇧 937 111 271ms 23 Sep 2022 37th kimbo 🇺🇸 937 111 266ms 6 Jan 2023 37th Intevel 🇩🇪 937 111 267ms 4 Jul 2023 37th dokutan 937 111 260ms 8 Dec 2023 37th GolfingSuccess 🇬🇷 937 111 265ms 15 Aug 2025 45th danieldooley 929 112 256ms 20 Apr 2020 45th potatoattack 929 112 263ms 20 Apr 2020 45th Thund3rPat 929 112 269ms 1 May 2020 45th SupImDos 929 112 267ms 18 Dec 2020 45th kinoute 🇫🇷 929 112 266ms 11 Sep 2021 45th xnacly 🇩🇪 929 112 262ms 4 Jul 2023 45th arctouch-cristiannevianna 929 112 258ms 15 Apr 2024 45th KasperKivimaeki 🇫🇮 929 112 241ms 25 Sep 2025 53rd jerrandolph 920 113 253ms 16 Apr 2020 53rd ahshum 920 113 264ms 20 Apr 2020 53rd pbarath 920 113 270ms 13 Mar 2021 53rd KatieLG 🇬🇧 920 113 258ms 23 Sep 2022 53rd msbranicky 920 113 264ms 20 Aug 2023 53rd rifatx 920 113 264ms 19 Jul 2024 53rd ridingqwerty 🇺🇸 920 113 283ms 9 Jul 2025 60th mazzegi 912 114 269ms 20 Apr 2020 60th stadamdoki 912 114 273ms 8 Mar 2021 60th bwenstar 912 114 259ms 21 Feb 2024 63rd rsujeevan 904 115 264ms 5 May 2025 64th HerLovelyTentacles 897 116 273ms 22 Nov 2021 64th nsprd 897 116 273ms 16 Jan 2024 64th HumanoidCPU 897 116 289ms 26 Aug 2024 67th petteja 889 117 268ms 29 Apr 2020 67th ze-h 🇺🇸 889 117 267ms 28 Nov 2022 67th astdefu 889 117 266ms 16 Dec 2022 67th Betuaredead 889 117 258ms 4 Jan 2023 71st s0foo 867 120 266ms 3 Oct 2022 72nd xbxbxb007 860 121 273ms 10 Jan 2024 73rd hotmanga 846 123 262ms 27 Oct 2023 74th FlorianCassayre 🇫🇷 825 126 290ms 18 Jul 2025 75th HassanAliKadhem 🇧🇭 806 129 261ms 3 Aug 2023 76th KrausRaus 🇺🇸 800 130 265ms 28 Dec 2021 77th eli-siegel 743 140 263ms 23 Jun 2023 78th ComputerKWasTaken 🇺🇸 738 141 252ms 20 Jan 2025 79th confy 727 143 262ms 28 Dec 2021 80th Bodo171 680 153 256ms 15 Jan 2023 1–80 of 88 Next Last
