#!/usr/bin/python
# -*- coding: UTF-8 -*-

a = 10
b = 2
c = 0

c = a + b
print("1 - c 的值为：", c)

c = a - b
print("2 - c 的值为：", c)

c = a * b
print("3 - c 的值为：", c)

c = a / b
print("4 - c 的值为：", c)

c = a % b
print("5 - c 的值为：", c)

# 修改变量 a 、b 、c
a = 2
b = 3
c = a**b
print("6 - c 的值为：", c)

a = 10
b = 5
c = a // b
print("7 - c 的值为：", c)