A modern programming language that makes developers happier.

kotlinlang

If you want to punish yourself: Heres an oscillator whose cycle starts at 2 and ends at 4, and glides off to positive infinity.
```
initial state: ##.##..#

..... =&gt; .
....# =&gt; .
...#. =&gt; .
...## =&gt; .
..#.. =&gt; #
..#.# =&gt; .
..##. =&gt; .
..### =&gt; .
.#... =&gt; .
.#..# =&gt; .
.#.#. =&gt; .
.#.## =&gt; .
.##.. =&gt; .
.##.# =&gt; .
.###. =&gt; .
.#### =&gt; .
#.... =&gt; #
#...# =&gt; .
#..#. =&gt; .
#..## =&gt; .
#.#.. =&gt; .
#.#.# =&gt; .
#.##. =&gt; .
#.### =&gt; .
##... =&gt; .
##..# =&gt; .
##.#. =&gt; .
##.## =&gt; #
###.. =&gt; .
###.# =&gt; .
####. =&gt; .
##### =&gt; .
```

I'm glad they didn't have this as the challenge!