1. Enter.
2. Leave. 
3. Quit

Input your option: 1
**Welcome to the parking lot!

1. Enter.
2. Leave. 
3. Quit

Input your option: 2
**Good bye!

1. Enter.
2. Leave. 
3. Quit

Input your option: 1
**Welcome to the parking lot!

1. Enter.
2. Leave. 
3. Quit

Input your option: 1
**Welcome to the parking lot!

1. Enter.
2. Leave. 
3. Quit

Input your option: 1
**Welcome to the parking lot!

1. Enter.
2. Leave. 
3. Quit

Input your option: 1
**Welcome to the parking lot!

1. Enter.
2. Leave. 
3. Quit

Input your option: 1
**Welcome to the parking lot!

1. Enter.
2. Leave. 
3. Quit

Input your option: 1
**Sorry. The parking lot is full.

1. Enter.
2. Leave. 
3. Quit

Input your option: 2
**Good bye!

1. Enter.
2. Leave. 
3. Quit

Input your option: 1
**Welcome to the parking lot!

1. Enter.
2. Leave. 
3. Quit

Input your option: 3