The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
Reverse Polish Notation in all languages in chars. 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 Chars Time 451st MeWhenI 🇻🇦 698 249 7 Jul 2023 452nd AlephSquirrel 697 37 3 Aug 2023 453rd Alex-x90 🇺🇸 696 166 8 Feb 2023 454th emgordon154 694 137 26 Sep 2024 455th Sp3000 🇦🇺 693 41 19 Jan 2024 456th stefangimmillaro 693 57 18 Feb 2022 456th JayXon 🇺🇸 693 57 1 May 2023 458th primo-ppcg 🇹🇭 693 87 14 Feb 2022 459th Yewzir 🇧🇪 692 361 23 May 2024 460th Mandrzejy 🇵🇱 691 167 21 days ago 461st weeble 689 138 18 Aug 2024 462nd KingSkyrock 🇺🇸 688 106 17 Mar 2022 462nd m-tkach 🇺🇦 688 106 27 Jun 2024 464th janbehrens 🇩🇪 687 266 26 Feb 2022 464th cbrt-x 687 266 6 May 2022 466th KatieLG 🇬🇧 686 96 27 days ago 467th Ripick 685 187 11 Jul 2024 468th MathisBullinger 682 107 11 May 2022 469th Shanethegamer 🇺🇸 681 58 13 Feb 2022 469th SirBogman 🇺🇸 681 58 10 Jan 2024 471st stefangimmillaro 681 193 12 days ago 472nd ian-h-chamberlain 🇺🇸 681 272 5 Jul 2022 473rd nwellnhof 🇩🇪 680 110 24 May 2022 473rd AlephSquirrel 680 110 29 May 2023 473rd 5cw 🇺🇸 680 110 9 May 2024 473rd Seek64 🇩🇪 680 110 13 Sep 2024 477th iakolzin 678 205 1 Jul 2022 478th revlayle 🇺🇸 675 201 9 Dec 2022 479th CatsAreFluffy 675 206 24 Feb 2023 480th 386asm 🇺🇸 675 222 5 May 2023 481st edsrzf 🇳🇿 674 195 25 Oct 2024 482nd roavin 672 202 30 Jun 2022 483rd shinh 670 59 21 Jun 2022 484th Shanethegamer 🇺🇸 670 184 6 Sep 2024 485th randolchance 669 109 4 Jan 2024 486th janbehrens 🇩🇪 669 199 26 Mar 2022 487th MeWhenI 🇻🇦 668 112 22 May 2024 488th Mikey-Beep 🇬🇧 668 203 2 Sep 2024 489th janbehrens 🇩🇪 667 6 25 Nov 2022 490th alemelis 666 101 26 Aug 2024 491st Shanethegamer 🇺🇸 663 61 13 Feb 2022 492nd dokutan 663 110 20 Sep 2024 493rd xnor-gate 662 113 14 Feb 2022 494th Alex-x90 🇺🇸 662 210 31 Dec 2022 495th Shanethegamer 🇺🇸 661 53 2 days ago 496th edsrzf 🇳🇿 661 263 25 Oct 2024 497th janbehrens 🇩🇪 659 206 26 Feb 2022 498th Garklein 🇨🇦 657 52 13 Feb 2022 498th Natanaelel 🇸🇪 657 52 14 Jul 2023 498th SirBogman 🇺🇸 657 52 6 Nov 2023 501st two-bad 🇬🇧 657 111 25 Feb 2024 502nd jmerle 🇳🇱 656 114 15 Feb 2023 503rd billings7 🇬🇧 656 207 16 Apr 2022 503rd Yax42 🇫🇷 656 207 4 days ago 505th stefangimmillaro 656 265 10 Nov 2023 506th oeb25 656 282 16 May 2022 507th UnderKoen 🇳🇱 655 295 3 Jun 2024 508th Shanethegamer 🇺🇸 653 122 12 Apr 2024 509th dokutan 653 190 12 Jul 2024 510th m-tkach 🇺🇦 652 101 21 Jan 2024 511th MeWhenI 🇻🇦 652 146 13 Aug 2024 512th jgbaldwinbrown 652 177 15 Jun 2022 513th kg583 🇺🇸 651 159 20 Oct 2024 514th lynn 650 115 12 Feb 2022 515th SirBogman 🇺🇸 650 283 31 Dec 2023 516th Natanaelel 🇸🇪 649 86 29 Jan 2024 517th CatsAreFluffy 649 178 24 Feb 2023 518th MeWhenI 🇻🇦 649 204 11 Sep 2022 519th rniii 648 61 15 Sep 2023 519th olleicua 🇺🇸 648 61 6 Jan 2024 519th anter69 🇭🇺 648 61 2 Apr 2024 522nd Florian-Mt 647 286 15 Jul 2024 523rd TehFlaminTaco 646 113 10 Nov 2022 524th thehylian 645 116 14 Jan 2023 524th zacjl 645 116 20 Apr 2023 Prev 451–525 of 951 Next