n = 123
f = 456.789
s1 = "'Hello, world'"
s2 = "'Hello, \'Adam\''"
s3 = "r'Hello, \"Bart\"'"
s4 ="r'''Hello\,"
print("n =",n)
print("f =",f)
print("s1 =",s1)
print("s2 =",s2)
print("s3 =",s3)
print("s4 =",s4)
print("Lisa!'''")