程序的註釋和算術運算符

# 這是註釋
print("Hello World!")  # 代碼後面的註釋
print("Hello Python")
"""
這是多行註釋
能夠用三個雙引號或者單引號均可以
"""
print(1*2**4) # **爲冪乘積
print(3**2)
print(9//4) # //爲去整除 9//4=2
print(9%4) # %爲取餘數 9%4=1


# 定義一個qq號碼變量和密碼變量並輸出
qq_number = "123456"
qq_password="123"
print(qq_number)
print(qq_password)

count = 1
count += 1 # 就是count = count + 1
count -= 1 # 就是count = count - 1
count **= 1 # 就是count = count ** 1
count /= 1 # 就是count = count / 1
count *= 1 # 就是count = count * 1
count //= 1 #就是count = count // 1
count %= 1 #就是count = count % 1