The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
Kaprekar Numbers in all languages in bytes. 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 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 301st Natanaelel 🇸🇪 556 97 22 days ago 301st madeforlosers 556 97 19 days ago 303rd duckyluuk 🇳🇱 551 98 20 days ago 304th madeforlosers 551 1,787 15 days ago 305th Jonatan6 🇩🇰 547 124 20 days ago 306th fourth-bit 545 153 18 days ago 307th HumanoidCPU 541 1,820 23 days ago 308th retrohun 537 299 21 days ago 309th elgan65536 536 125 14 days ago 310th sidok 535 98 10 days ago 311th saito-ta 🇯🇵 535 646 22 days ago 312th aksyristos 531 104 22 days ago 313th MeWhenI 🇻🇦 529 465 21 days ago 314th HumanoidCPU 526 515 23 days ago 315th CaedenHarper 🇨🇦 519 129 11 days ago 316th dokutan 517 439 23 days ago 317th aksyristos 511 163 22 days ago 318th dokutan 510 483 22 days ago 319th MostParsingVex 508 164 19 days ago 320th edsrzf 🇳🇿 506 197 22 days ago 321st Shanethegamer 🇺🇸 504 107 22 days ago 322nd MeWhenI 🇻🇦 502 452 21 days ago 323rd KatieLG 🇬🇧 496 1,983 22 days ago 324th Andrey-Plotnikov 486 111 17 days ago 325th btjones0 486 138 2 days ago 326th HumanoidCPU 481 512 23 days ago 326th Shanethegamer 🇺🇸 481 512 22 days ago 326th KatieLG 🇬🇧 481 512 22 days ago 329th KatieLG 🇬🇧 477 851 22 days ago 330th MostParsingVex 468 145 19 days ago 331st two-bad 🇬🇧 457 118 20 days ago 332nd peeveen 🇬🇧 457 160 5 days ago 333rd retrohun 441 152 20 days ago 334th cros107 435 154 12 days ago 335th IISResetMe 433 319 8 days ago 336th dokutan 427 601 23 days ago 337th anter69 🇭🇺 424 158 11 days ago 338th SirBogman 🇺🇸 416 161 16 days ago 339th DialFrost 🇸🇬 416 211 10 days ago 340th HumanoidCPU 412 448 23 days ago 340th dokutan 412 448 23 days ago 340th KatieLG 🇬🇧 412 448 22 days ago 340th Shanethegamer 🇺🇸 412 448 22 days ago 344th rucin93 🇵🇱 411 163 6 days ago 345th aksyristos 411 165 22 days ago 346th nstearns96 🇬🇧 409 164 22 days ago 347th MeWhenI 🇻🇦 409 451 21 days ago 348th duckyluuk 🇳🇱 399 168 17 days ago 349th emgordon154 387 173 18 days ago 350th commandblockguy 🇺🇸 372 180 22 days ago 351st Ripick 364 223 22 days ago 352nd HumanoidCPU 360 446 23 days ago 352nd dokutan 360 446 23 days ago 352nd Shanethegamer 🇺🇸 360 446 22 days ago 352nd KatieLG 🇬🇧 360 446 22 days ago 352nd MeWhenI 🇻🇦 360 446 21 days ago 357th mrxz 🇳🇱 357 151 2 days ago 358th inventshah 353 190 19 days ago 359th msbranicky 348 218 22 days ago 360th Natanaelel 🇸🇪 347 159 9 days ago 361st kichiandk 347 287 10 days ago 362nd duckyluuk 🇳🇱 343 187 17 days ago 363rd emgordon154 333 223 21 days ago 364th QeepQeep 332 2,960 13 days ago 364th Short-C0de 🇺🇸 332 2,960 9 days ago 366th msbranicky 330 194 22 days ago 367th wh3n3v3r 🇨🇿 321 209 5 days ago 368th jameswmccarty 319 210 21 days ago 369th emgordon154 317 120 18 days ago 370th dokutan 314 439 23 days ago 370th HumanoidCPU 314 439 23 days ago 370th Shanethegamer 🇺🇸 314 439 22 days ago 370th MeWhenI 🇻🇦 314 439 21 days ago 374th cmkb3 311 444 8 days ago 375th neihousaigaai 298 225 8 days ago Prev 301–375 of 601 Next