shithub: riscv

ref: 7cf11db685832db42b6cbb33f9eca99db6ff4fcf
dir: /sys/games/lib/life/fisheater/

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