#[additionage
initialAge = 0
increment = 1
currentAge = initialAge + increment
#]additionage

print(currentAge)

age = 0
#[update1
# Add age and 1, then assign the result to age
age = age + 1
#]update1
print(age)

latePenalty = 10
#[grade
# Assign the initial grade
grade = 85

# Reduce the grade by a late penalty
grade = grade - latePenalty
#]grade
print(grade)

price = 59.99
#[sales
# Offer a 25% discount
price = price - 0.25 * price
#]sales
print(price)

balance = 1000.00
#[banking
# Earn 5% interest
balance = 1.05 * balance
#]banking
print(balance)

#[compound
age += 1
price /= 2.0
grade -= latePenalty
#]compound

i = 5
i =+ 1
print(i)