The Minesweeper hole will go live in approximately 7 hours. Why not try and solve it ahead of time?
Jacobi Symbol 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic 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 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 Erlang 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 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 Erlang 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 526th voytxt 🇨🇿 563 197 22ms 1 Mar 2023 527th the-zammers 562 222 141ms 15 Oct 2023 528th bac0id 562 223 345ms 29 Jun 2024 529th bac0id 561 191 112ms 29 Jun 2024 530th emgordon154 560 376 2,030ms 17 Sep 2025 531st SirBogman 🇺🇸 559 86 34ms 9 Jan 2023 532nd alemelis 558 155 303ms 22 Sep 2024 533rd lifthrasiir 🇰🇷 557 85 3ms 27 Nov 2024 534th shinh 557 135 48ms 25 Jun 2022 534th emgordon154 557 135 36ms 12 Sep 2024 536th 386asm 🇺🇸 557 214 45ms 4 May 2023 537th dokutan 557 316 42ms 27 Aug 2024 538th MeWhenI 🇻🇦 556 157 29ms 23 Jun 2024 539th emgordon154 556 220 5ms 3 Jan 2025 540th Alessandro-Balconi 🇮🇹 555 183 154ms 15 May 2023 541st 0dyse 555 200 17ms 13 Sep 2025 542nd Shanethegamer 🇺🇸 554 283 190ms 11 May 2022 543rd yzhs 🇩🇪 552 201 19ms 5 Jun 2022 544th madeforlosers 550 151 12ms 23 Oct 2024 545th jacobly0 🇺🇸 550 192 5ms 13 Sep 2023 546th olivermrose 🇺🇸 549 137 49ms 9 May 2022 547th albanian-laundromat 549 182 1,732ms 22 Sep 2025 548th MeWhenI 🇻🇦 547 218 50ms 23 Jun 2024 549th bac0id 547 260 346ms 29 Jun 2024 550th varhammer 🇷🇺 547 288 9ms 13 Dec 2023 551st MeWhenI 🇻🇦 546 117 9ms 23 Jun 2024 552nd weliveinhell 🇭🇹 546 199 2ms 21 May 2024 553rd levikeck 545 229 162ms 5 Feb 2024 554th Bubbler-4 544 87 20ms 9 May 2022 555th MeWhenI 🇻🇦 543 115 3ms 11 Nov 2022 556th Haksell 🇦🇶 541 139 41ms 23 Feb 2023 557th adamnielson42 🇺🇸 541 205 15ms 14 Apr 2023 558th KatieLG 🇬🇧 541 232 399ms 13 Oct 2024 559th dokutan 540 219 261ms 24 Mar 2025 560th Yewzir 🇧🇪 539 191 2ms 7 May 2024 561st alexeldridge 539 206 16ms 8 Aug 2024 562nd eiburns 536 207 17ms 26 Oct 2023 563rd brimstonetrader 536 233 170ms 20 Mar 2024 564th adoxography 534 141 42ms 2 Mar 2024 565th yuchuehw 533 208 19ms 25 Feb 2024 566th scpchicken 🇵🇼 532 136 168ms 8 May 2022 567th dokutan 532 290 15ms 14 May 2024 568th HumanoidCPU 531 248 465ms 8 Aug 2024 569th HumanoidCPU 530 142 34ms 7 Aug 2024 570th emgordon154 530 205 2ms 28 Dec 2024 571st helbling 🇨🇭 529 157 11ms 3 Oct 2024 572nd albanian-laundromat 527 296 3ms 29 Aug 2025 573rd janbehrens 🇩🇪 526 126 3ms 22 May 2022 574th error256 523 215 80ms 21 May 2025 575th The3gs 521 301 178ms 28 Nov 2024 576th Yewzir 🇧🇪 520 209 2ms 10 Jun 2024 577th yzhs 🇩🇪 520 241 382ms 5 Jun 2022 578th msbranicky 517 199 2ms 13 Oct 2023 579th msbranicky 513 304 3ms 12 Aug 2023 580th scpchicken 🇵🇼 510 130 8ms 29 Dec 2022 581st Babafaba 509 218 16ms 35 hours ago 582nd MeWhenI 🇻🇦 507 309 232ms 25 May 2022 583rd emgordon154 506 79 61ms 10 Sep 2025 584th adriweb 🇫🇷 506 209 2ms 29 Aug 2023 585th Jacob385 506 281 324ms 1 Feb 2025 586th msbranicky 505 194 668ms 17 Jan 2024 587th dillon-duncando 504 220 14ms 3 Oct 2022 588th Shanethegamer 🇺🇸 500 349 76ms 20 May 2022 589th Shanethegamer 🇺🇸 499 133 4ms 12 May 2022 589th MeWhenI 🇻🇦 499 133 6ms 16 Apr 2023 591st HumanoidCPU 497 238 3,407ms 26 Oct 2024 592nd MeWhenI 🇻🇦 496 227 73ms 6 Nov 2023 593rd IISResetMe 495 164 234ms 30 Jun 2023 594th Natanaelel 🇸🇪 492 147 168ms 13 Nov 2022 595th janbehrens 🇩🇪 491 130 16ms 3 Jul 2023 596th Shanethegamer 🇺🇸 489 216 3ms 20 May 2022 597th bakkeby 485 244 7ms 28 Sep 2022 598th MeWhenI 🇻🇦 483 315 358ms 23 Jun 2024 599th MeWhenI 🇻🇦 481 265 8ms 26 Aug 2023 600th cingulataluke 480 231 11ms 27 Aug 2023 First Prev 526–600 of 684 Next Last