shithub: riscv

ref: 63759d2efb4be65b28d76db0d05b132c505886aa
dir: /sys/games/lib/life/fisheater/

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