shithub: riscv

ref: 85132f197bc6cef04f707daccf15eca4c471ff50
dir: /sys/games/lib/life/fisheater/

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