Z: Toggle mine in board builder
K: Show hints
Rc/J: Flag, Lc/M: Clear
Other keybind on buttons above.
Click on an open mine will close it again.
3bv range only checks 10,000 boards! You may need to re-run or use less extreme range.
Reccomended values for 3bv range:
Beginner (9x9/10):
Low: 0-2
High: 43-1000
Intermediate (16x16/40):
Low: 0-30
High: 110-1000
Expert (30x16/99):
Low: 0-120
High: 220-1000
Board size limit to 30x99.
Number keys 1-4 to highlight cell, other number to remove.