shithub: riscv

ref: d9d2925fa024c2eceeea18c9b3afda30af96301e
dir: /sys/games/lib/life/fisheater/

.....x.
......x
......x
...x..x
....xxx
.......
.......
.......
.......
.......
.......
.......
.......
.......
..xx...
...x...
xxx....
x......