The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
Happy Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc gs 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 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer Points Bytes Time 75th prplz 🇦🇺 962 49 6 Nov 2020 75th primo-ppcg 🇹🇭 962 49 15 Nov 2020 75th JayXon 🇺🇸 962 49 20 Feb 2021 75th GrayJoKing 🇦🇺 962 49 24 Mar 2021 75th Lydxn 🇨🇦 962 49 24 Mar 2021 75th nwellnhof 🇩🇪 962 49 6 Nov 2021 75th MeWhenI 🇻🇦 962 49 16 Feb 2022 75th stefangimmillaro 962 49 16 Feb 2022 75th radarek 🇵🇱 962 49 10 Mar 2022 75th lynn 962 49 25 May 2022 75th Steffan153 🇫🇮 962 49 28 Jan 2023 75th m-tkach 🇺🇦 962 49 23 Feb 2023 75th xsot 🇸🇬 962 49 14 Oct 2023 75th emgordon154 962 49 5 Aug 2024 75th sean-niemann 🇺🇸 962 49 9 Aug 2024 75th pardouin 🇫🇷 962 49 29 Sep 2024 92nd sean-niemann 🇺🇸 959 27 22 Jul 2022 92nd lynn 959 27 22 Jul 2022 92nd MeWhenI 🇻🇦 959 27 23 Jul 2022 92nd sisyphus-ppcg 🇦🇺 959 27 24 Jul 2022 92nd jared-hughes 959 27 29 Jul 2022 92nd primo-ppcg 🇹🇭 959 27 30 Sep 2022 92nd DaCuteRaccoon 959 27 30 Nov 2022 92nd AlephSquirrel 959 27 30 Dec 2022 92nd DialFrost 🇸🇬 959 27 28 Jan 2023 92nd CornerMercury 🇬🇧 959 27 24 Aug 2023 92nd ovs-code 🇩🇪 959 27 2 Feb 2024 92nd snoozingnewt 🇺🇸 959 27 1 Sep 2024 92nd pardouin 🇫🇷 959 27 21 Sep 2024 105th sisyphus-ppcg 🇦🇺 953 46 21 Dec 2023 106th dmrichwa 🇺🇸 951 63 28 Jan 2023 107th stackofbears 950 31 22 Dec 2023 108th janbehrens 🇩🇪 950 52 26 Nov 2023 108th Lydxn 🇨🇦 950 52 7 Jan 2024 108th bitsandbeyond 🇳🇱 950 52 13 Jul 2024 111th saito-ta 🇯🇵 950 75 22 Jun 2022 111th Lydxn 🇨🇦 950 75 13 May 2023 111th rhdqor213 950 75 29 Jul 2024 114th bzijlema 948 64 6 Sep 2024 115th GrayJoKing 🇦🇺 944 42 24 Mar 2021 116th Lydxn 🇨🇦 944 49 19 Nov 2021 116th rustyflamingo 944 49 22 Sep 2022 116th antimon2 🇯🇵 944 49 15 Oct 2022 116th JayXon 🇺🇸 944 49 3 Dec 2022 116th alemelis 944 49 1 Mar 2023 116th HPWiz 🇳🇿 944 49 9 Mar 2023 116th ovs-code 🇩🇪 944 49 24 Oct 2023 116th MarcMush 🇫🇷 944 49 5 Jan 2024 116th DialFrost 🇸🇬 944 49 5 Jan 2024 116th Steffan153 🇫🇮 944 49 28 Feb 2024 116th twolfive 944 49 5 Oct 2024 127th janlelis 943 50 20 Sep 2021 128th Bubbler-4 942 72 20 Feb 2019 128th primo-ppcg 🇹🇭 942 72 9 Oct 2020 128th HPWiz 🇳🇿 942 72 15 Apr 2021 128th lynn 942 72 15 Apr 2021 128th JayXon 🇺🇸 942 72 28 Jun 2021 128th xnor-gate 942 72 22 Dec 2021 128th ovs-code 🇩🇪 942 72 4 Jul 2022 128th btnlq 942 72 15 Oct 2023 128th tobeannouncd 942 72 11 Jan 2024 137th sisyphus-ppcg 🇦🇺 941 67 2 Jul 2023 137th Lydxn 🇨🇦 941 67 2 Jul 2023 137th primo-ppcg 🇹🇭 941 67 3 Jul 2023 137th Steffan153 🇫🇮 941 67 8 Aug 2024 141st nwellnhof 🇩🇪 940 40 4 Oct 2020 142nd saito-ta 🇯🇵 940 53 29 Jul 2024 143rd GrayJoKing 🇦🇺 938 53 13 Sep 2021 143rd Lydxn 🇨🇦 938 53 13 Sep 2021 143rd JayXon 🇺🇸 938 53 20 Sep 2021 143rd primo-ppcg 🇹🇭 938 53 22 Sep 2021 143rd sisyphus-ppcg 🇦🇺 938 53 3 Feb 2022 143rd Steffan153 🇫🇮 938 53 27 Mar 2023 143rd stefangimmillaro 938 53 14 Apr 2023 150th kg583 🇺🇸 938 56 2 Mar 2024 Prev 76–150 of 2,612 Next