0 === zero
1 === one
3 === three
4 === four

##</code><code>##

0 === zero             # this one reassigned
1 === one
3 === three
4 === four

##</code><code>##

0 === zero
1 === one              # this one reassigned
3 === three
4 === four

##</code><code>##

0 === zero
1 === one
2 === three            # this one created
3 === three
4 === four

##</code><code>##

0 === zero
1 === one
2 === three
3 === four             # this one reassigned
4 === four