shithub: riscv

ref: f2bc53b2ebb76c2d71e2c3ddef978cdc453b38b7
dir: /sys/games/lib/life/fisheater/

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