<filename>chapter-02/sample001.py
print(4 + 13)
print(15 - 3)
print(4 * 7)
print(5 / 2)
print(4 / 2)

<filename>chapter-02/sample001.py
print(4 + 13)
print(15 - 3)
print(4 * 7)
print(5 / 2)
print(4 / 2)
