# Variable assignment
v = 20
v * 7

# Multiple variables
a = 10
b = 20
a + b

# Variable reassignment
x = 5
x = x + 1
x

# Prev reference
10 + 5
prev * 2
prev - 5

# Prev resets after empty line
100

50

# Labels
Price: $100 + $50
Monthly cost: 1200 / 12

# Quoted text
$275 for the "Model 227"
Boing "747" is $386.8M

# Comments
// this is a comment
# this is a heading
$128 + $45 // on 10-02-2019
$999 (for iPhone 16)
