# create an instance
cal = Calculator()

# For the Addition
result = cal.add(2,3)
print(result)
# return 5 

# For the Subtraction
result = cal.dif(5,3)
print(result)
# return 2

# For the division
result = cal.div(6,3)
print(result)
# return 2 

# For the multiplication
result = cal.multi(8,2)
print(result)
# return 4