Account Driver I
PHP Code Examples
Initially, account a has:
Dustbunnies:250
Jellybeans:200

And account a has:
Iguanas:220
Lizards:110
Snakes:500

Now, account a has:
Dustbunnies:195
Jellybeans:255

And account b has:
Iguanas:170
Lizards:240
Snakes:420