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Minesweeper
The sample is a 9 × 9 board with 10 mines. The first click opens 52 cells. Intermediate hides 40 mines, and expert hides 99.
Why this exists
This is the minesweeper that came with Windows. The first click is never a mine, and neither are its neighbors. It is not a real minefield.
A number counts the mines next to that cell. A blank opens the empty region around it.
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01How to use it
A click opens a cell, and Flag marks one that is still closed.
When an open number has that many flags, click it again to open the rest.
Sample opens the middle of a 9 × 9 board and shows 52 cells.
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02What you get
The line shows opened cells, mines still marked, and the time.
Beginner, Intermediate, and Expert are here.
A win keeps the shortest time for that size in this browser.
Entered9 × 9 and 52 cells
9 × 9 beginner size 10 beginner mines 52 cells the first click opens 99 expert mines -
03Worth knowing
Opening a mine ends that board.
Flags do not win by themselves. Every safe cell has to open.
Nothing is sent to a server.
Questions
- QWhat is 9 × 9?
- AThe beginner size, with 10 mines.
- QWhat is 52?
- AThe cells the sample’s first click opens.
- QWhat is 40?
- AThe mines on intermediate, a 16 × 16 board.
- QWhat is 99?
- AThe mines on expert, a 30 × 16 board.
How this page works it out
This page is the minesweeper from Windows. The sample is a 9 × 9 board with 10 mines. The first click and its neighbors are clear, so that click opens 52 cells.
A number counts neighboring mines. Intermediate is 16 × 16 with 40 mines, and expert is 30 × 16 with 99. When a number has that many flags, click it again to open around it. Opening every safe cell wins.
Opening a mine ends that board. The shortest time for each size stays in this browser. These are not real mines. Nothing is sent to a server.