The Minesweeper hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Reverse Polish Notation 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 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 Turtle Tutorial # Golfer Points Bytes Time Submitted 901st KatieLG-Transpiler 🇬🇧 534 154 508ms 16 Aug 2024 902nd snoozingnewt 🇺🇸 534 253 121ms 20 days ago 903rd MeWhenI 🇻🇦 533 76 7ms 16 Apr 2023 904th MeWhenI 🇻🇦 533 208 126ms 16 Oct 2022 905th m42km 531 155 563ms 9 Feb 2024 906th codewrite 🇬🇧 530 345 294ms 16 Jun 2025 907th IlkkaTakala 529 264 2,569ms 20 Dec 2023 908th Omega65536 🇩🇪 528 196 10ms 29 Nov 2022 908th celiendonze 🇨🇭 528 196 16ms 5 Jul 2023 910th MeWhenI 🇻🇦 528 317 35ms 6 Jun 2023 911th varhammer 🇷🇺 526 196 6ms 13 Dec 2023 912th twocatsinatrenchcoat 525 197 24ms 5 Jun 2022 912th austinrwarner 525 197 20ms 12 Aug 2022 914th warmCabin 524 223 2ms 15 Apr 2022 915th MeWhenI 🇻🇦 523 139 1,246ms 15 Sep 2025 916th Starwort 🇬🇧 523 198 11ms 11 Nov 2022 917th AkashTandon167 520 199 18ms 5 Mar 2022 917th Andrey135296 520 199 11ms 25 Oct 2022 917th roguh 🇬🇹 520 199 10ms 8 Jan 2024 917th lhulinsky 520 199 18ms 21 Oct 2024 921st Shanethegamer 🇺🇸 520 225 2ms 15 Feb 2022 922nd MeWhenI 🇻🇦 520 246 494ms 27 Jul 2024 923rd MeWhenI 🇻🇦 519 255 165ms 13 Feb 2022 924th postie77 519 263 343ms 19 May 2023 925th ovs-code 🇩🇪 519 398 13ms 8 Jul 2024 926th jtaxen 515 201 11ms 18 Apr 2024 927th snoozingnewt 🇺🇸 514 181 134ms 6 days ago 928th nephila-nacrea 🇬🇧 513 79 6ms 20 Feb 2022 929th Sciman101 510 192 2ms 27 Mar 2025 930th error256 509 51 4ms 6 May 2024 931st MeWhenI 🇻🇦 508 367 226ms 15 Feb 2022 932nd krcs 🇵🇱 507 204 23ms 23 Jan 2023 933rd MeWhenI 🇻🇦 503 370 28ms 14 Feb 2022 934th adamnielson42 🇺🇸 502 146 9ms 2 Jun 2023 935th shibacho 🇯🇵 502 206 16ms 30 Nov 2022 936th namcartoon06 502 278 2,456ms 30 Jun 2023 937th dokutan 501 146 167ms 14 Sep 2024 938th KatieLG 🇬🇧 501 365 253ms 1 Oct 2022 939th nyoshe 500 234 2ms 4 Jul 2023 940th MeWhenI 🇻🇦 497 168 7ms 28 May 2023 941st MaxElf999 496 321 353ms 20 Aug 2024 942nd MeWhenI 🇻🇦 495 236 2ms 25 Aug 2023 943rd MeWhenI 🇻🇦 495 303 46ms 6 Sep 2022 944th bstrat 494 70 3ms 29 May 2024 945th keelimeguy 🇺🇸 493 237 2ms 5 Nov 2023 946th emplv 🇱🇻 491 170 8ms 30 Apr 2024 947th adamnielson42 🇺🇸 490 58 5ms 10 Jan 2024 948th msbranicky 490 168 630ms 16 Jan 2024 949th Schmitt-Very-Cool 490 325 371ms 25 days ago 950th Ripick 488 212 9ms 1 Feb 2023 951st retrohun 486 129 2ms 6 Nov 2022 951st DialFrost 🇸🇬 486 129 2ms 31 May 2025 953rd MeWhenI 🇻🇦 486 168 6ms 19 Apr 2024 954th MeWhenI 🇻🇦 486 608 46ms 15 Nov 2023 955th TheDrawingCoder-Gamer 485 202 3ms 1 Jul 2025 956th yoshykai 484 329 532ms 8 Apr 2025 957th bac0id 482 330 393ms 27 Jun 2024 958th pandapawskat 481 243 2ms 9 Dec 2022 959th Frowny 480 72 3ms 14 Feb 2022 960th lionbryce 480 204 1ms 7 Aug 2024 961st CheeseCake628 🇳🇴 479 172 633ms 10 days ago 962nd a-penton 473 219 11ms 22 Sep 2022 963rd janbehrens 🇩🇪 472 177 7ms 6 Jul 2023 964th crhenley 🇺🇸 471 248 2ms 30 Oct 2023 964th heanyang1 471 248 2ms 1 Jun 2025 966th bac0id 471 290 366ms 27 Jun 2024 967th szymex73 🇵🇱 470 249 2ms 17 Feb 2024 968th rucin93 🇵🇱 469 104 35ms 13 Feb 2022 969th strattonwhisler 469 156 9ms 6 Jul 2023 970th emgordon154 468 250 2ms 17 Jul 2024 971st c0d3-4-F00d 🇩🇪 467 292 328ms 21 Feb 2022 972nd Natanaelel 🇸🇪 466 61 5ms 10 Jan 2024 973rd juliansiebert 🇩🇪 466 124 377ms 21 Jul 2022 974th HumanoidCPU 466 222 10ms 29 Sep 2024 975th 1231234md5 🇨🇳 461 303 70ms 8 Jan 2024 First Prev 901–975 of 1,118 Next Last