shithub: riscv

ref: 20e255110cddf657898f84f9bd82bb1c8463b6aa
dir: /sys/games/lib/life/fisheater/

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