shithub: riscv

ref: 375d8f437013d0d5106e6c8c6d8dd79db6de456a
dir: /sys/games/lib/life/fisheater/

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