【1.52】解压序列

#解压序列
a,b,c=(1,2,3)
print (a)
print (b)
print (c)

#一一对应

#取值,取开始和最后一个值
li = [1,2,3,4,5,6,7,8,9,0]
a,*_,c=li
print (a)
print (c)

a,*_,b,c=li
print (a)
print (b)
print (c)


#交换x y 的值
x = 1
y = 2
print (x)
print (y)
x,y=y,x

print (x)
print (y)