a=[1,2,3]
b=[4,5,6]
ab=zip(a,b)
print(list(ab))  #需要加list来可视化这个功能

a=[1,2,3]
b=[4,5,6]
ab=zip(a,b)

print(list(ab))

for i,j in zip(a,b):
     print(i/2,j*2)

fun= lambda x,y:x+y
x=int(input('x='))    #这里要定义int整数，否则会默认为字符串
y=int(input('y='))
print(fun(x,y))

def fun(x,y):
	return (x+y)

print(list(map(fun,[1],[2])))

list(map(fun,[1,2],[3,4]))