Lights Out
bottom row
top row toggle
1 1 1 0 0
- T - - -
1 1 0 1 1
- - T - -
1 0 1 1 0
- - - - T
1 0 0 0 1
T T - - -
0 1 1 0 1
T - - - -
0 1 0 1 0
T - - T -
0 0 1 1 1
- - - T -