####@magupisoft
> bundle install
.
.
.
> rake install
> coins 12
Input: (valid coins)
12
Output:
13
coins 12 42 1000 1000000 1000000000
> cd coins
> rspec spec/
####@magupisoft
> bundle install
.
.
.
> rake install
> coins 12
Input: (valid coins)
12
Output:
13
coins 12 42 1000 1000000 1000000000
> cd coins
> rspec spec/