Complete example of minesweeping game and improved version implemented by Java Swing

This paper describes the minesweeping game and its improved version implemented by Java swing. Share with you for your reference, as follows:

Version 1:

Operation effect:

Version 2 is an improvement of the above version 1 program. On the basis of unchanged foundation, it adds the right-click marking function and the function of independent selection difficulty.

Operation effect:

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