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Python 有很多很好得机制，省却琐碎得循环等。

>>> lst=[]
>>> str=input("Please enter 10 integers delimited by space:")
Please enter 10 integers delimited by space:1 2 3 4 5 6 7 8 9 10

>>> list1=str.split(" ")
>>> lst=[int(i) for i in list1]
>>> s=sum(lst)
>>> print(s)
55