The Calendar hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Partition 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 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 801st MeWhenI 🇻🇦 102 749 56ms 1 Mar 2025 801st KatieLG 🇬🇧 102 749 36ms 6 Mar 2025 801st CaedenHarper 🇨🇦 102 749 36ms 16 Aug 2025 804th HumanoidCPU 101 648 3ms 6 Jan 2025 804th MeWhenI 🇻🇦 101 648 3ms 28 Feb 2025 804th CaedenHarper 🇨🇦 101 648 3ms 16 Aug 2025 807th KatieLG 🇬🇧 101 777 391ms 6 Mar 2025 808th Shanethegamer 🇺🇸 100 658 8ms 26 Nov 2024 808th HumanoidCPU 100 658 8ms 6 Jan 2025 808th dokutan 100 658 10ms 12 Mar 2025 808th CaedenHarper 🇨🇦 100 658 8ms 16 Aug 2025 812th retrohun 99 444 2ms 28 Feb 2025 813th Shanethegamer 🇺🇸 99 661 67ms 26 Nov 2024 813th HumanoidCPU 99 661 64ms 6 Jan 2025 813th CaedenHarper 🇨🇦 99 661 64ms 16 Aug 2025 816th dokutan 99 670 5ms 21 Jun 2025 817th KatieLG 🇬🇧 99 2,788 2ms 6 Mar 2025 818th dokutan 97 340 2ms 3 Mar 2025 819th HumanoidCPU 97 655 92ms 6 Jan 2025 819th CaedenHarper 🇨🇦 97 655 104ms 16 Aug 2025 821st KatieLG 🇬🇧 96 343 3ms 6 Mar 2025 822nd Shanethegamer 🇺🇸 96 652 3ms 13 Dec 2024 822nd HumanoidCPU 96 652 3ms 7 Jan 2025 822nd MeWhenI 🇻🇦 96 652 3ms 28 Feb 2025 822nd dokutan 96 652 3ms 3 Mar 2025 822nd KatieLG 🇬🇧 96 652 3ms 6 Mar 2025 822nd CaedenHarper 🇨🇦 96 652 3ms 16 Aug 2025 828th HumanoidCPU 96 656 120ms 6 Jan 2025 828th MeWhenI 🇻🇦 96 656 121ms 1 Mar 2025 828th KatieLG 🇬🇧 96 656 131ms 6 Mar 2025 828th CaedenHarper 🇨🇦 96 656 122ms 16 Aug 2025 832nd KatieLG 🇬🇧 96 659 91ms 27 days ago 833rd Shanethegamer 🇺🇸 96 663 2ms 26 Nov 2024 833rd HumanoidCPU 96 663 2ms 6 Jan 2025 833rd CaedenHarper 🇨🇦 96 663 2ms 16 Aug 2025 833rd Maashau 96 663 2ms 15 days ago 837th Shanethegamer 🇺🇸 95 651 66ms 26 Nov 2024 838th KatieLG 🇬🇧 94 649 74ms 27 days ago 839th HumanoidCPU 94 653 69ms 27 Jan 2025 840th MeWhenI 🇻🇦 94 654 66ms 1 Mar 2025 840th KatieLG 🇬🇧 94 654 63ms 6 Mar 2025 840th CaedenHarper 🇨🇦 94 654 65ms 16 Aug 2025 843rd MeWhenI 🇻🇦 93 655 62ms 28 Feb 2025 843rd CaedenHarper 🇨🇦 93 655 61ms 16 Aug 2025 845th KatieLG 🇬🇧 92 712 598ms 27 days ago 846th KatieLG 🇬🇧 91 754 2ms 6 Mar 2025 847th HumanoidCPU 91 846 43ms 9 Mar 2025 848th MeWhenI 🇻🇦 90 668 112ms 1 Mar 2025 849th HumanoidCPU 90 754 3ms 7 Jan 2025 850th KatieLG 🇬🇧 87 683 42ms 6 Mar 2025 851st KatieLG 🇬🇧 87 687 1ms 27 days ago 852nd KatieLG 🇬🇧 87 760 8ms 6 Mar 2025 853rd dokutan 84 719 117ms 3 Mar 2025 854th KatieLG 🇬🇧 83 769 2ms 6 Mar 2025 855th KatieLG 🇬🇧 82 657 601ms 6 Mar 2025 855th Shanethegamer 🇺🇸 82 657 598ms 16 Apr 2025 857th AndyG-0112 82 1,039 650ms 25 Mar 2025 858th smclaughlin-cf 81 614 8ms 4 Mar 2025 859th Shanethegamer 🇺🇸 81 650 5ms 8 May 2025 859th fuzzylojik-golf 🇺🇸 81 650 5ms 3 Sep 2025 861st HumanoidCPU 81 652 5ms 6 Jan 2025 861st MeWhenI 🇻🇦 81 652 6ms 28 Feb 2025 861st CaedenHarper 🇨🇦 81 652 6ms 16 Aug 2025 864th Shanethegamer 🇺🇸 81 653 70ms 26 Nov 2024 864th HumanoidCPU 81 653 70ms 6 Jan 2025 864th MeWhenI 🇻🇦 81 653 71ms 1 Mar 2025 864th CaedenHarper 🇨🇦 81 653 73ms 16 Aug 2025 868th KatieLG 🇬🇧 81 655 86ms 27 days ago 869th KatieLG 🇬🇧 79 666 5ms 27 days ago 870th CaedenHarper 🇨🇦 79 754 1ms 12 Nov 2025 870th Shanethegamer 🇺🇸 79 754 1ms 12 Nov 2025 870th HumanoidCPU 79 754 1ms 12 Nov 2025 870th MeWhenI 🇻🇦 79 754 2ms 14 Nov 2025 874th HumanoidCPU 79 758 154ms 7 Jan 2025 874th KatieLG 🇬🇧 79 758 115ms 6 Mar 2025 874th CaedenHarper 🇨🇦 79 758 111ms 16 Aug 2025 877th KatieLG 🇬🇧 78 650 121ms 27 days ago 878th HumanoidCPU 78 1,245 3ms 13 Aug 2025 879th zakariamouhid 77 653 9ms 8 Mar 2025 879th olleicua 🇺🇸 77 653 9ms 25 Mar 2025 First Prev 801–880 of 1,058 Next Last