The Tower of Hanoi hole will go live in approximately 4 hours. Why not try and solve it ahead of time?
All holes in PHP in bytes. 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Holes Points Bytes Submitted 751st 4johndoe 1 398 123 6 Apr 2019 752nd janhabbo 1 395 86 2 Jul 2018 753rd lewandowski96 1 392 143 11 Sep 2019 754th Will-Voly 1 391 192 12 Sep 2025 755th rprajapatii 1 389 126 18 Jun 2019 756th panekj 🇵🇱 1 389 144 12 Oct 2020 757th Joe-V2 2 389 1,131 23 Apr 2022 758th Nelga-Repo 1 388 188 20 Jan 2021 759th abishek28007 1 386 88 7 Sep 2020 760th Intevel 🇩🇪 1 386 145 5 Jul 2023 761st anter69 🇭🇺 1 384 99 18 Sep 2024 762nd SniperSmiley 🇺🇸 1 384 146 3 Aug 2022 763rd jodylecompte 1 382 89 30 Dec 2020 764th ellygaytor 1 378 148 12 May 2021 765th ze-h 🇺🇸 1 377 114 26 Oct 2022 766th xkacer 🇨🇿 1 376 101 22 Nov 2020 766th Schmitt-Very-Cool 1 376 101 31 Jul 2023 768th diwms 1 374 91 5 Apr 2019 768th pedromcsousa 🇵🇹 1 374 91 23 Nov 2020 770th Akatana 1 371 132 24 Dec 2018 771st egelmex 1 368 152 14 Nov 2019 772nd chunky 1 364 154 30 Sep 2020 773rd MarvJungs 1 361 155 10 Oct 2024 774th AdrianPop27 1 358 95 8 Apr 2019 775th cardosoo 1 358 187 6 Oct 2024 776th atazzam 🇺🇸 1 354 158 21 Mar 2022 777th ruff3d 1 352 159 5 Apr 2019 778th AaronClifford 1 350 160 1 Aug 2019 779th JiaC25 1 350 240 27 Jun 2023 780th ninjawarrior1337 1 344 163 18 Jul 2020 781st it4e 1 343 99 25 Oct 2018 782nd Kanawanagasaki 1 342 275 15 Sep 2022 783rd pfcode 1 339 177 10 Dec 2023 784th vroup 🇩🇰 1 338 278 2 Oct 2022 785th Coco34970 1 335 167 27 Feb 2019 786th 2022dyx 1 321 162 13 Jul 2024 787th jaxmattfair 🇺🇸 1 315 298 14 Jan 2023 788th aglahir1 1 311 283 23 Feb 2022 789th gottschalktobias1998 1 309 314 22 Feb 2024 790th zwxzwxzwx21 1 301 186 24 Dec 2023 791st jtaxen 1 288 118 18 Mar 2022 792nd fbe 2 287 3,383 13 Jan 2022 793rd somamoradi 2 281 931 28 Feb 2023 794th milliorn 1 279 201 4 Feb 2020 794th habiiev 1 279 201 16 Apr 2020 796th Sticky-Bits 1 275 204 19 Apr 2019 796th silvncr 1 275 204 16 Jun 2021 798th patagonic 1 272 206 14 May 2020 798th dahappy1989 1 272 206 4 Nov 2023 800th maciejdabrowski94 1 264 197 21 Oct 2018 801st naskoff 1 262 187 24 Mar 2019 802nd jheussler 1 251 223 17 Nov 2017 803rd adamiscoding 1 245 139 8 Nov 2017 803rd Herbert00709 🇵🇱 1 245 139 31 Oct 2024 805th Msleizak 🇫🇷 1 243 400 4 Nov 2022 806th shachy 1 241 232 15 Jul 2022 807th paudr 1 238 151 7 May 2019 808th najaco 1 238 235 3 Jan 2020 809th den-kuz 1 231 242 5 Apr 2019 810th karinknutsson 1 221 253 19 Mar 2021 811th edmundadjei 1 220 255 17 Jan 2018 812th Omega65536 🇩🇪 2 198 2,019 17 Jan 2021 813th dbartonveldsinkgroep 1 187 300 11 May 2023 814th breeezi 1 182 307 6 Feb 2020 815th TaserTheFox 🇺🇸 2 178 2,016 26 May 2023 816th Arnaudkhl 1 176 414 23 Aug 2022 817th lukasmoellerch 1 174 321 14 Jul 2019 818th curune 1 174 2,375 10 Apr 2024 819th muhamadzaenudin 1 174 2,376 20 Oct 2022 820th b4dpxl 1 174 2,377 4 Dec 2019 821st rogeriorld 1 174 2,379 16 Nov 2018 822nd Pale-Vessel 2 159 2,019 10 Jan 2024 823rd shellbertt 🇨🇦 1 149 242 3 Nov 2021 824th PkmnQ 1 146 246 16 Oct 2023 825th NelinD 1 134 418 4 Oct 2024 First Prev 751–825 of 869 Next Last
4johndoe
janhabbo
lewandowski96
Will-Voly
rprajapatii
panekj
🇵🇱
Joe-V2
Nelga-Repo
abishek28007
Intevel
🇩🇪
anter69
🇭🇺
SniperSmiley
🇺🇸
jodylecompte
ellygaytor
ze-h
🇺🇸
xkacer
🇨🇿
Schmitt-Very-Cool
diwms
pedromcsousa
🇵🇹
Akatana
egelmex
chunky
MarvJungs
AdrianPop27
cardosoo
atazzam
🇺🇸
ruff3d
AaronClifford
JiaC25
ninjawarrior1337
it4e
Kanawanagasaki
pfcode
vroup
🇩🇰
Coco34970
2022dyx
jaxmattfair
🇺🇸
aglahir1
gottschalktobias1998
zwxzwxzwx21
jtaxen
fbe
somamoradi
milliorn
habiiev
Sticky-Bits
silvncr
patagonic
dahappy1989
maciejdabrowski94
naskoff
jheussler
adamiscoding
Herbert00709
🇵🇱
Msleizak
🇫🇷
shachy
paudr
najaco
den-kuz
karinknutsson
edmundadjei
Omega65536
🇩🇪
dbartonveldsinkgroep
breeezi
TaserTheFox
🇺🇸
Arnaudkhl
lukasmoellerch
curune
muhamadzaenudin
b4dpxl
rogeriorld
Pale-Vessel
shellbertt
🇨🇦
PkmnQ
NelinD