shithub: riscv

ref: 2917cb1d17b30e599f3934fcf2878f3174d63871
dir: /sys/games/lib/life/fisheater/

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