# 1.10.1.py
# Chapter 1, exercise 1
print("Hello, world!")
print("Hello", "world!")
print(3)
print(3.0)
print(2 +3)
print(2.0 + 3.0)
print("2" + "3")
print("2 + 3 =", 2 + 3)
print(2 * 3)
print(2 ** 3)
print(2 / 3)
