逻辑运算符

'''
逻辑运算符
and or not
and : 与 并且
True and True ---> True
True and False --> False
False and False --> False
False and True --> False

or  或 或者 只要一侧为真，结果即为真
True or False ---> True
True or True --> True
False or False --> False
'''
a = 1
b = 2
print(a and b)
print(b and a)  # 两边都是数字，结果是最后得数字值`

c = 0
print(a and c)  # and中只要一边为0，那么两边都为0

print(a > c and b > c)
print(a < c and b > c)
print('-' * 30)
print(a > c or b > c)
print(a > c or b < c)
print(a == c or b == c)
print('-'*30)