print('Hello, world!')
print()
# String
print("1 + 2")
print()
# Addition
print(1 + 2)
print()
# Subtraction
print(1 - 2)
print()
# Multiplication
print(7 * 6)
print()
# Exponentiation
print(9 ** 2)
print()
# Modulus - remainder value
print(3 % 2)
print()
# Floating-Point Division
print(7 / 6)
print()
# Integer Division
print(7 // 6)
print()
print("The end")
