x = 10
y = 2.24552
z = "I like turtles!"

# Using the printf operator (%), print the following feeding in the values of x,
# y, and z:
# x is 10, y is 2.25, z is "I like turtles!"
print("x is %d, y is %.2f, z is \"%s\"" % (x, y, z))

# The the 'format' string method to print the same thing
print("x is {}, y is {:.2f}, z is \"{}\"".format(x, y, z))

# f-strings are the hot new thing for Python string interpolation 
print(f'x is {x}, y is {y}, z is {z}')