#作业1
def normalize(name):
return name[0].upper()+name[1:].lower()
L1=input('请输入：')
L2=list(map(normalize,L1.split()))
print (L2)

#作业2
from functools import reduce
def prod(L):
def fn(x,y):
return x*y
return reduce(fn,L)
L=list(map(int,input('请输入：').split()))
print(prod(L))

#作业3
from functools import reduce
def str2float(s):
a,b=s.split('.')
x1=reduce(lambda x,y:x*10+y,map(int,a))
y1=reduce(lambda x,y:x*0.1+y,map(int,b[::-1]))/10
return x1+y1
s=input('请输入：')
print(str2float(s))